[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.21"]
[White "Barber, Andrew"]
[Black "Roberts, Malcolm A"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "1860"]
[BlackElo "1616"]
[Annotator "kemen"]
[PlyCount "95"]
[EventDate "2019.??.??"]

{[%evp 0,95,19,-12,-27,-45,-60,-44,21,28,56,42,14,10,62,24,19,20,34,21,63,51,
78,52,62,64,88,93,89,112,109,85,108,124,143,127,135,134,145,143,163,105,112,
112,113,102,118,111,118,128,119,118,113,113,110,101,114,93,111,113,141,143,141,
141,217,157,227,241,313,154,158,161,166,177,225,131,129,127,139,151,267,284,
267,269,685,210,232,210,202,201,209,211,224,335,304,307,326,362]} 1. c4 e5 2.
g3 Nf6 3. Bg2 c6 4. d4 exd4 5. Qxd4 Be7 (5... d5) (5... Na6) 6. Nc3 d6 7. e4
O-O 8. Nge2 Nbd7 9. O-O Ne5 10. b3 Bh3 (10... Ng6) 11. f3 Bxg2 12. Kxg2 c5 {
weakens d5 square & consents to d6 permanently backward.Bl has little chance
of masking this by getting a N to d4.} (12... h6 13. Bb2 Qc7 14. f4 c5 15. Qd2
Ned7 16. h3 Rfe8 17. g4 Qc6 18. Ng3 Bf8 19. Rfe1 Rad8 20. Re3 Nb6 21. Kh2 Qd7
22. Qe2 Nh7 23. Rd1 $18 {Foisor,Tomljanovic, CRO ch tm , Medulin 1997,1-0}) (
12... Qc7 13. Bb2 Rfe8 $14 {Komodo13}) 13. Qe3 $16 Qd7 14. Bb2 a6 15. a4 Rfd8
16. Nf4 $18 Qc6 17. Rfe1 Re8 18. Ncd5 Nxd5 19. Nxd5 Bf8 20. Bxe5 {Wh's N is
far superior to the B ( with possibilities of a K side attack), but all the
heavy pieces might exchange on the d file before that if Wh is incautious} (20.
f4) (20. h4) 20... dxe5 21. a5 Rad8 22. Red1 Rd6 23. Qg5 Rg6 24. Qf5 {Wh can
keep on probing to see if Bl will create a weakness} Rd6 25. Rd3 g6 26. Qg5 h6
27. Qg4 Bg7 {Wh can now bring up an h pawn} 28. Rad1 Rde6 {abandoning the d
file} (28... Bf8 $5) 29. Nb6 h5 30. Qg5 $18 Kh7 31. Rd7 f6 {helping the Wh R
on the 7th} (31... Kg8) 32. Qd2 g5 33. Qd5 Rb8 34. Rd6 (34. Na4 {forces a Q
swap & the c5 pawn will still be vulnerable.}) 34... Rxd6 35. Qxd6 Qxd6 36.
Rxd6 Kg6 37. Kf2 (37. Nd7 Re8 38. Kh3 Re7 39. Nxc5 $18 {Komodo13}) 37... Bf8
38. Rd7 g4 39. Nd5 Kg5 40. Rf7 gxf3 41. Rxf6 Bg7 42. Rf5+ (42. h4+ Kg4 43. Rg6+
Kh3 44. Rxg7 {Komodo13}) 42... Kg6 43. Kxf3 Rf8 44. g4 (44. Ne7+ Kh7 45. Rxf8
Bxf8 46. Nf5 Kg6 47. h4 Kf6 48. g4 $18 {Komodo13}) 44... hxg4+ 45. Kxg4 Rxf5
46. Ne7+ (46. exf5+ Kf7 47. Nc3) 46... Kf7 47. Nxf5 Bf6 48. Nd6+ {picking up
more pawns} 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.22"]
[White "Williams, Raymond"]
[Black "Gamble, Raymond J"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1607"]
[BlackElo "1852"]
[Annotator "kemen"]
[PlyCount "92"]
[EventDate "2019.??.??"]

{[%evp 0,92,21,21,41,41,46,45,51,50,64,52,43,34,77,77,74,71,75,68,69,64,57,50,
68,75,71,70,64,61,68,77,86,74,66,61,74,74,54,45,35,29,37,32,46,48,56,39,87,82,
74,74,90,80,106,100,104,101,87,64,73,41,38,45,42,40,41,37,46,37,49,31,35,31,41,
32,40,35,38,39,38,40,30,31,40,46,67,65,66,76,99,111,98,74,81]} 1. e4 e6 2. d4
d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Bxe4 (6... Nd7 {main}) 7. Bxe4 c6
{more like a Caro-Kann than a French} 8. O-O Nf6 9. Bd3 Bd6 {main} 10. c3 (10.
c4) 10... Nbd7 11. Re1 Qc7 12. Qe2 (12. Bg5 {main}) 12... Bf4 13. Bxf4 {
Komodo13} (13. Ne5 Bxc1 (13... Bxe5 14. dxe5 Nd5 15. Bd2 {Sokolowski-Schulte
Austum, Muensterland Verbandsliga 2018,1-0}) 14. Raxc1 Nxe5 15. dxe5 Nd5 16. g3
O-O-O {Wafzig-Funk, Hessenliga 1993,1/2-1/2}) 13... Qxf4 14. h3 (14. Ne5 $16)
14... O-O-O (14... O-O {safer}) 15. a4 Qc7 16. Ng5 (16. b4) 16... Nf8 17. Qf3
h6 18. Ne4 Nxe4 19. Qxe4 Nd7 $14 20. b4 Nf6 21. Qf3 Nd5 22. Bc4 (22. b5 $16 {
Komodo13}) 22... Rhe8 23. b5 Nb6 24. Bb3 (24. Bf1 $18 {Komodo13}) 24... Re7 25.
a5 Nd5 26. bxc6 bxc6 (26... Qxc6) 27. Qd3 (27. Reb1 {Komodo13-taking the open
file}) 27... Kd7 28. Ba4 Ke8 {back to the safety of the K side} 29. Qc4 Kf8 30.
Bxc6 Rc8 31. Bxd5 Qxc4 32. Bxc4 Rxc4 33. Ra3 Rb7 $14 34. Kf1 Rb2 35. Re3 (35.
f3) 35... Ke7 36. g3 Kd6 37. Rf3 f6 38. Re3 Rc6 39. Re2 Rb1+ $11 {Wh's extra
pawn is backward & easily blockaded} 40. Kg2 Kd5 41. Kf3 Kc4 42. Ke3 Rb3 (42...
Ra6 43. Rc2 Rb5 44. Rca2 e5 $11 {Komodo13}) 43. Rxb3 Kxb3 44. Kd2 Ka4 45. Kd3
Kxa5 46. Ra2+ (46. c4 {Komodo13-retains good winning chances}) 46... Kb6 $14
1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.23"]
[White "Benson, Paul J"]
[Black "Rajagopal, Juan"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1849"]
[BlackElo "1600"]
[Annotator "kemen"]
[PlyCount "89"]
[EventDate "2019.??.??"]

{[%evp 0,89,16,28,79,69,71,55,48,31,49,77,63,36,54,11,29,8,4,14,5,15,6,1,-15,
-9,2,7,-2,-38,-33,-57,-55,-55,-46,-34,-51,-55,28,-49,36,-39,27,-56,27,-74,24,
-38,129,123,142,171,171,181,170,170,190,190,312,248,272,294,312,320,334,192,
236,154,224,237,237,260,256,266,267,267,242,249,204,219,326,290,332,308,319,
320,320,290,320,362,603,627]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3
Bg6 6. Nf3 Nd7 7. Bc4 (7. h4 {main}) 7... e6 8. O-O Bd6 9. Re1 Ngf6 10. Qe2 (
10. Ne5 {main}) 10... O-O 11. c3 (11. Ne5) 11... Re8 12. Ne5 Bxe5 13. dxe5 Nd5
14. f4 $146 {Komodo13} (14. Qg4 Qc7 15. f4 Rad8 16. Qf3 Nc5 17. b3 b5 18. Bf1
b4 19. Be3 Qa5 20. c4 Nxe3 21. Qxe3 Rd7 22. Red1 Red8 23. Rd6 Rxd6 24. exd6 Nb7
25. c5 Nxc5 $17 {Budrich-Achatz, GER ch U20 Leipzig 1951,1-0}) (14. Bd2 Qb6 15.
b3 Qc7 16. f4 Red8 17. Ne4 b5 18. Bd3 a6 19. Kh1 N7b6 20. c4 Ne7 21. Ba5 c5 22.
Rad1 Nc6 23. Bxb6 Qxb6 24. Nd6 $11 {Zbirka-Szamos, SVK ch tm 2014, draw agreed}
) 14... Qh4 (14... f6 $11 {Komodo13}) 15. Qf2 (15. Rf1) 15... f6 16. exf6 (16.
Ne4) 16... N7xf6 17. Ne4 Qxf2+ 18. Nxf2 Bf5 19. h3 b5 20. Bf1 Rad8 21. g4 Bg6
22. a4 $16 b4 23. c4 $18 Nb6 24. Be3 Bc2 25. a5 Nc8 26. Bg2 {Bl has 4 weak
seperated pawns} Nd6 27. Bxa7 $18 Nxc4 28. Bxc6 Nd2 (28... Nxb2 $5) 29. Re2 (
29. Be3) 29... Re7 30. Bb6 Rc8 31. Rxd2 (31. Bg2) 31... Rxc6 32. Rd8+ (32. a6
Nd5 33. Rxd5 exd5 34. a7 $18 {Komodo13}) 32... Kf7 33. Rb8 (33. a6) 33... Nd7
34. Rb7 Nxb6 35. Rxb6 Rxb6 36. axb6 Kf6 37. Ra7 (37. g5+ Kf5 38. Ra7 {Komodo13}
) 37... Re8 38. Rc7 b3 39. Kg2 (39. b7) 39... h6 40. Kf3 g5 41. fxg5+ hxg5 42.
b7 Rb8 43. Ne4+ Ke5 44. Nc5 Bd1+ (44... Kd6 45. Rc8) 45. Ke3 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.24"]
[White "Bush, Ian"]
[Black "Ashcroft, Graham J"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "1578"]
[BlackElo "1823"]
[Annotator "kemen"]
[PlyCount "71"]
[EventDate "2019.??.??"]

{[%evp 0,71,29,11,24,39,39,33,42,19,16,12,23,30,26,28,31,15,16,4,12,18,22,22,
10,13,13,-19,16,12,22,6,18,9,12,19,12,-1,29,30,25,21,44,38,44,41,49,49,56,67,
72,44,49,46,53,57,58,61,120,60,38,25,117,100,133,133,519,513,513,602,903,633,
948,29992]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7.
Nf3 (7. Qg4 {main}) 7... Bd7 (7... Nbc6) 8. a4 Qa5 9. Bd2 Nbc6 (9... Bxa4 $2
10. c4 $18) 10. Be2 Rc8 (10... f6) (10... c4 {main lines}) 11. O-O O-O 12. c4 (
12. Bd3 {2-0}) 12... Qc7 13. cxd5 exd5 (13... Nxd5 14. c3 cxd4 15. cxd4 h6 16.
Qb3 Na5 17. Qd3 Nc4 18. Rfc1 b5 19. Bd1 f5 20. exf6 Rxf6 21. Bc2 (21. axb5 Bxb5
22. Ne5 $18 {Komodo13}) 21... Kf7 22. axb5 Bxb5 23. Ne5+ (23. Bb3) 23... Nxe5
24. Qxb5 Nc6 25. Be4 {Schirmer-Niebling, Hessen ch Seniors, Bad Sooden 2012,1-0
}) 14. c3 (14. dxc5 $14) 14... Bg4 (14... Bf5 $11) (14... Na5 $11) 15. Rc1 c4
16. h3 Bd7 17. Nh4 Na5 18. Bg5 Ng6 19. Nxg6 hxg6 20. Be7 Rfe8 21. Bd6 Qb6 22.
Ra1 (22. Bg4 $14 {Komodo13; the position has been very balanced for the last
few moves}) 22... Nb3 23. Ra2 Qa6 24. Bf3 $16 (24. Bg4 f5 25. Bf3 Be6 26. Qc2
$16 {Komodo13}) 24... Be6 25. h4 b6 (25... Qa5 $11) 26. h5 gxh5 27. Bxh5 Qb7
28. f4 $16 Qd7 (28... Bf5 29. Bg4 Qd7 30. Bxf5 Qxf5 31. Qf3 $16 {Komodo13- the
d5 pawn drops}) 29. Raf2 (29. f5 Bxf5 30. Rxf5 Qxf5 31. Rf2 $18 {Komodo13}) (
29. g4 g6 30. f5 gxh5 31. Qf3 f6 32. fxe6 Rxe6 33. gxh5 $18 {Komodo13}) (29.
Qf3 Bf5 30. Qxd5 $18 {Komodo13}) 29... Bf5 30. Bf3 Bd3 (30... Qc6 31. g4 Bd3
32. Rh2 (32. Re1 Qxa4 33. f5 $18) 32... Bxf1 33. Qxf1 Re6 34. g5 $18 {Komodo13}
) 31. Bxd5 $18 {the Bl pieces are unable to support their K} (31. f5 $18) (31.
Re1 $18) 31... Bxf1 32. Rxf1 (32. f5 $18) (32. Qh5 $18) 32... Qxa4 (32... Qf5
33. g4 Qd3 34. Qxd3 cxd3 35. Bxb3 Rxc3 36. Bd5 $18) 33. Qh5 (33. f5 {Komodo13 ,
is even stronger}) 33... Qd7 34. f5 Rc7 35. f6 Re6 36. Qg5 (36. Be4 g6 37. Qh6
Rxf6 38. exf6 Qxd6 39. Qg7#) (36. Qg5 Rxf6 37. exf6 g6 38. Qxg6+ Kh8 39. Qg7#)
1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.25"]
[White "Cawston, M John"]
[Black "Szwajkun, Richard"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1813"]
[BlackElo "1574"]
[Annotator "kemen"]
[PlyCount "92"]
[EventDate "2019.??.??"]

{[%evp 0,92,29,29,40,48,48,15,63,61,73,61,98,25,82,82,66,65,71,62,66,62,70,61,
51,56,61,61,79,75,84,66,82,39,53,48,48,1,0,10,23,-5,46,48,49,40,47,47,27,28,22,
23,25,4,8,10,11,15,16,2,4,-2,11,15,7,-8,-8,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0]} 1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. Nc3 Qa5 5. Nf3 Bg4 (
5... c6) (5... Bf5) 6. Be2 (6. h3) 6... c6 (6... Nc6 7. O-O O-O-O 8. Be3 e5 {
main}) 7. O-O e6 8. h3 (8. Ne5) 8... Bxf3 (8... Bh5) 9. Bxf3 Nbd7 10. Bf4 Be7
11. Qe2 $146 {at this point, there are transpositions later; one of Komodo13's
considerations} (11. a3 {main}) (11. Qd2) (11. Qd3) 11... O-O 12. a3 (12. Rad1
Nd5 13. Nxd5 cxd5 14. a3 Rac8 15. c3 a6 16. g4 Qd8 $11 {Ivanka-Bilunova, match
HUN -URS 1969,1-0}) 12... Rfe8 (12... Nd5 13. Nxd5 cxd5 14. b4 (14. c4 dxc4 15.
Bxb7 Rad8 16. Qxc4 Nb6 17. Qc3 Qf5 18. Be5 f6 19. Bg3 Rd7 20. Bf3 Rfd8 21. Rad1
Na4 22. Qb3 Rxd4 23. Rxd4 Rxd4 24. Bg4 $18 {Czeke-Szamos,HUN ch tm 2001,1-0})
14... Qd8 15. c4 Nb6 16. c5 Nc4 17. Qa2 Bf6 18. Rad1 Rc8 19. b5 (19. a4 $16)
19... Be7 20. Be2 b6 21. Bxc4 dxc4 22. Qxc4 $16 {Mezioud-Mohammed Qane, Arab
ch tm women 2019,1-0}) 13. Rfe1 Nd5 14. Nxd5 exd5 15. Qd3 Bf8 16. Bd2 (16. c3
$14) 16... Qb6 17. b4 Qc7 18. Re2 Rxe2 19. Qxe2 $11 g6 20. Re1 Nf6 21. Qd3 Bg7
22. c3 {with a completely balanced pawn structurethere is little either player
can make much of.} Qd6 23. g3 Qd7 24. Kg2 Re8 25. Rxe8+ Qxe8 26. Qe2 Qxe2 27.
Bxe2 Ne4 {although Wh has 2 Bs, the rigid pawn structure stops their
effectiveness} 28. Be1 Bh6 29. f3 Nd6 30. Bd3 b5 31. f4 f5 32. Kf3 Ne4 {the N
is superior to the QB} 33. Bc2 Kf7 34. a4 a6 35. a5 Bf8 36. g4 h5 37. gxh5 gxh5
38. Bd1 Kg6 39. Ke3 Bd6 40. Bf3 Bc7 41. Bg2 Bb8 42. Kf3 Bc7 43. Ke3 Bd6 44. Bf3
Kh6 45. Be2 Kg6 46. Bd3 Bc7 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.26"]
[White "Jones, Dewi"]
[Black "Dean, Robert A"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1532"]
[BlackElo "1807"]
[Annotator "kemen"]
[PlyCount "43"]
[EventDate "2019.??.??"]

{[%evp 0,43,32,22,51,39,33,22,24,24,61,55,93,55,69,41,75,29,2,-3,28,-28,-44,
-43,1,-20,8,14,8,18,18,35,16,13,17,-37,-17,-18,-13,-42,-13,-16,-3,-32,-3,-34]} 
1. e4 e6 2. d4 d5 3. exd5 exd5 {the Exchange var of the French is notoriously
drawish, with its symmetrical pawn structure} 4. Nf3 (4. Bd3) 4... Bg4 (4...
Bd6) (4... Nf6) 5. h3 (5. Be2) 5... Bh5 6. Bd3 Nc6 7. g4 (7. c3) 7... Bg6 8.
Bxg6 hxg6 9. Qe2+ {Komodo13} (9. Nc3 Nf6 10. Bg5 Be7 11. Qe2 O-O 12. O-O-O Ne4
13. Bd2 Nxc3 14. Bxc3 Re8 15. Qb5 Qd6 {Carmeille-Di Paolo, FRA ch tm 2004,1/
2-1/2}) 9... Be7 10. Be3 Nf6 11. Ne5 Nxe5 (11... O-O $15 {better development &
Wh pawn weaknesses a little greater than Bl's}) 12. dxe5 Ne4 $11 (12... Nd7 $11
) 13. Nd2 Nxd2 14. Qxd2 c6 (14... c5 $5) 15. O-O-O Qc7 16. Qc3 O-O-O $11 17.
Bc5 Bxc5 18. Qxc5 b6 (18... Kb8 $15 {very slight, The Wh pawn on h3 needs
defending}) 19. Qc3 c5 20. f4 d4 21. Qf3 Kb8 22. Qe4 $11 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.27"]
[White "Williamson, Graham A"]
[Black "Lloyd, Stephen M"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1789"]
[BlackElo "1526"]
[Annotator "kemen"]
[PlyCount "33"]
[EventDate "2019.??.??"]

{[%evp 0,33,19,31,14,23,52,36,52,-4,29,28,33,-4,20,140,143,82,93,152,152,152,
152,152,208,106,211,221,236,54,110,106,110,103,103,117]} 1. d4 Nf6 2. Bf4 g6 3.
e3 Bg7 4. c3 d6 5. Nf3 Nbd7 (5... O-O) 6. Bc4 b6 $6 {risky} (6... O-O) (6... e6
) 7. Bxf7+ Kxf7 8. Ng5+ Kg8 9. Ne6 (9. Qb3+ d5 10. Ne6 Nc5 11. Nxd8 Nxb3 12.
axb3 c5 13. Nc6 Bd7 14. Ne5 $16 {Komodo13}) 9... Qe8 10. Nxc7 Qf7 11. Nxa8 Nd5
(11... Ne8 {prevents the N from immediate escape} 12. Qa4 Qd5 13. Qxa7 Qxg2 14.
Rf1 Qb7 15. Qxb7 Bxb7 16. Nxb6 Nxb6 17. a4 $16 {Komodo13}) 12. Bg3 $18 Bb7 (
12... h5 $5 13. h4) 13. Qa4 Qe6 14. O-O {the threat to take on e3 is not that
dangerous for Wh, though it takes a bit of calculation (& courage)} (14. Qxa7
$1 {Komodo13} Bc6 (14... Nxe3 15. Qxb7 $1 {Komodo13} (15. fxe3 Bxg2 16. Bf4
Bxh1 17. Nxb6 Nxb6 18. Qxb6 h6 19. Nd2 (19. h4 g5 20. hxg5 hxg5 21. Bxg5 Be4
$19) 19... g5 20. O-O-O gxf4 21. Rxh1 fxe3 22. Nb3 Qe4 23. Rf1 Kh7 $11 {
Komodo13}) 15... Nc2+ 16. Kd1 Nxa1 17. Re1 Qxa2 18. Nd2 Qa4+ 19. b3 Nxb3 20.
Qd5+ Kf8 21. Nxb3 Nf6 22. Qe6 Qd7 23. Qxd7 Nxd7 24. Bh4 Bf6 25. Bxf6 exf6 26.
Nc7 $18 {Komodo13- a rather longish piece of calculation}) 15. Nc7 Nxc7 16.
Qxc7 Bxg2 17. Rg1 Bh3 18. Nd2 Bh6 19. Qc4 (19. Bh4 Bxe3 20. O-O-O $18 {also
fine for Wh}) 19... d5 20. Qe2 Kf7 21. a4 $18 {Komodo13}) 14... Nxe3 15. Re1
Qe4 16. f3 Qc2 17. Qb3+ $18 {draw agreed. According to Komodo13 Wh is winning,
but the consequences are very difficult to calculate acwith accuracy} (17. Qb3+
Bd5 18. Qxc2 Nxc2 19. Rxe7 Bxa8 20. Rxd7 Nxa1 21. Rxd6 {Bl's problem is that
the N on a1 cannot get out to safety & in the meantime Wh has 3 pawns for it
anyway} Nc2 (21... h5 22. Na3 g5 23. Be5 $18) 22. Rd8+ Kf7 23. Rd7+ Kf8 24. Kf2
(24. Rxa7 Bd5 25. Nd2 Ne3 26. Ne4 Nf5 27. Bf4 {Wh has too many pawns & the Bl
pieces fail to co-ordinate.}) 24... Bd5 (24... Rg8 25. Rxa7 Bc6 26. Nd2 Bh6 27.
Nc4 Rg7 28. Ra6 Rb7 29. Nd6 Re7 30. Rxb6 Re1 31. Bh4 Be8 32. Rb8 Bf4 33. Rxe8+
Rxe8 34. Nxe8 Kxe8 35. Ke2 Ne3 36. g3 Bh6 37. f4 {and again Wh has too many
pawns while the Bl pieces are not particularly active})) (17. Qxc2 Nxc2 18.
Rxe7 {leads to similar play} Bc6 (18... Bxa8 19. Rxd7 {as above}) 19. Nc7 Nxa1
20. d5 Ba4 21. b3 Bf6 22. Re8+ Kf7 23. Rxh8 Bxh8 24. bxa4 Nc5 25. Nb5 $18 {
level pices , but again Wh has the pawns}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.28"]
[White "Lee, Michael A"]
[Black "Holland, Ray J"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1472"]
[BlackElo "1766"]
[Annotator "kemen"]
[PlyCount "138"]
[EventDate "2019.??.??"]

{[%evp 0,84,31,40,43,41,41,17,10,-13,1,9,12,3,43,0,14,25,14,7,89,92,104,102,98,
60,87,32,27,48,40,39,37,43,73,40,40,29,39,32,37,38,53,52,96,115,123,118,127,
117,110,126,109,84,83,76,84,78,81,81,84,72,90,84,90,74,79,93,96,96,90,81,109,
81,90,67,81,90,90,119,114,118,118,161,176,98,734]} 1. e4 e6 2. d4 d5 3. e5 c5
4. c3 Qb6 5. Nf3 Nc6 6. a3 c4 7. Be2 (7. g3 {alternative setup}) 7... Na5 8.
Nbd2 Bd7 9. Rb1 (9. O-O {main}) 9... Nb3 (9... Ne7 10. b4 cxb3 11. Nxb3 Ba4 12.
Nxa5 Bxd1 13. Rxb6 axb6 14. Bb5+ Kd8 15. Nxb7+ Kc7 16. Kxd1 Kxb7 17. Ng5 {70%
for Wh; one complex variant}) 10. Nxb3 cxb3 $146 (10... Ba4 {only move played
here} 11. Nfd2 Ne7 12. O-O Nc6 13. Qe1 Bxb3 (13... cxb3 14. Bd3 Bb5 {2 Bl wins}
) 14. Nxb3 Qxb3 {1 win each, 5 draws} (14... cxb3 {6 Wh wins, 1 draw})) 11. O-O
$16 Ne7 12. Nh4 (12. c4 {Fritz15 & Komodo13}) 12... Nc6 (12... Bb5 $14 {both
Engines, gets rid of Bl's problem French B}) 13. f4 Be7 (13... g6 {holds up f5}
) 14. Nf3 Na5 $11 15. Be3 Rc8 (15... Bb5 $11 {both Engines}) 16. Nd2 Bb5 17.
Rf2 (17. f5 $16 {Komodo13}) (17. Bxb5+ Qxb5 18. f5 {Fritz15, slight plus Wh
Komodo13}) 17... g6 18. Qf1 Bc4 (18... Bxe2) 19. Nxc4 Nxc4 20. Bxc4 Rxc4 21. g4
$16 Rc6 22. f5 Qa6 23. fxg6 fxg6 24. Bh6 Qxf1+ 25. Rbxf1 a5 26. a4 {leads to
an inbalance on the Q side} (26. Rf7 a4 27. Bg7 Rg8 28. Bh6 Rh8 29. h4 $16 {
Komodo13}) 26... Rc4 27. Ra1 Rc6 (27... g5 28. Bg7 Rg8 29. Bf6 Rf8 $11 {Fritz15
}) (27... Rg8 28. g5 Rc8 $14 {Komodo13}) 28. Bg7 Rg8 29. Bf6 Rf8 30. g5 (30.
Bxe7 Kxe7 31. Rxf8 Kxf8 32. Kf2 Kf7 33. Ra3 Rb6 34. h4 h6 35. Ke2 Ke8 36. Kd3
g5 37. h5 Ke7 {looks deadlocked because after} 38. c4 Rb4 $1 {the Wh K is
still denied entry}) 30... Kd7 31. Kf1 Rf7 32. Ke2 Bf8 33. Kd3 Ke8 34. h4 b6 {
takes a square away from the R} (34... Kd7 {avoids pawn moves that cannot be
retracted}) 35. Ke3 (35. h5 $14) 35... Rc4 36. Kf4 Rcc7 {(draw?)} 37. Kg4 Rc4
38. h5 Rcc7 39. hxg6 hxg6 40. Rh2 Rc4 (40... Rh7 $11 {both Engines}) 41. Rh8 (
41. Rh6 $18 {both engines} Rcc7 (41... Bxh6 42. gxh6 Rh7 43. Kg5 Kf7 44. Rf1
$18) 42. Rxg6 Rh7 43. Rf1 $18) 41... Rcc7 42. Ra3 (42. Rah1 $18 {Komodo13} Rc4
43. Rg8 Rxa4 44. Rxg6 Ra2 45. Rg8 (45. Rh2 a4 $19) 45... Rxb2 46. g6 Rg2+ 47.
Kf4 Rxg6 48. Rxg6 a4 49. c4 b2 50. cxd5 exd5 51. Rg2 a3 52. Rc2 Kd7 53. Kf5 $18
{another tricky calculation}) 42... Rh7 43. Rxb3 (43. Rxh7 {both Engines} Rxh7
44. Rxb3 Rb7 45. Kf4 $16) 43... Rxh8 44. Bxh8 Rc6 {Fritz15 =; Komodo13,
definite plus for Wh} 45. Bf6 {wasting a precious tempo} (45. Kf3 Kd7 46. Ke2
Kc8 47. Rb5 Kb7 48. Kd3 Rc4 49. b3 $16 {Komodo13}) 45... Kd7 $11 46. Kf3 (46.
c4 Rxc4 47. Rxb6 Rxd4+ 48. Kf3 Rd3+ 49. Kf4 Bb4 50. Rb8 $11 {Komodo13}) 46...
Kc7 $17 47. Ke3 Rc4 $19 48. Rb5 (48. Bd8+ $5 Kxd8 49. Rxb6 Kd7 50. Kd3 Rxa4 $19
{both Engines}) 48... Rxa4 49. b3 Ra3 50. Kd3 Kc6 51. c4 (51. Rxd5 {Wh's best
according to Komodo13!}) 51... a4 (51... dxc4+ $1 52. Kxc4 Ra1 53. d5+ exd5+
54. Rxd5 Rc1+ 55. Kd4 Rd1+ 56. Kc4 Rxd5 $19 {Komodo13}) 52. Kc2 axb3+ 53. Rxb3
dxc4 {the connected passed pawns must win} 54. Rb1 Rd3 (54... Ra2+ 55. Kc3 b5 {
Komodo13}) 55. Bd8 b5 56. Ra1 Rxd4 (56... Ba3) 57. Ra6+ Kd5 58. Bc7 b4 59. Ra5+
Ke4 60. Ra8 Be7 (60... b3+ 61. Kc3 Bb4+ 62. Kxb4 b2 {Komodo13}) (60... Bc5) 61.
Rg8 Bxg5 62. Rxg6 Rd2+ (62... b3+) 63. Kc1 Bf4 64. Rg4 Rd7+ (64... c3) (64...
Rg2+) 65. Rxf4+ Kxf4 66. Bd6 Rb7 67. Kb2 Ke4 68. Kc2 Ke3 69. Kb2 Kd3 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.29"]
[White "Williams, Duncan"]
[Black "Wells, Barrie"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1750"]
[BlackElo "1281"]
[Annotator "kemen"]
[PlyCount "63"]
[EventDate "2019.??.??"]

{[%evp 0,63,18,18,65,79,77,20,69,16,13,15,54,55,33,-5,36,40,61,63,92,37,13,33,
139,91,102,83,91,137,130,100,127,118,98,106,133,131,99,95,101,78,52,58,60,62,
79,56,53,63,62,30,41,31,105,129,112,71,355,398,1919,2593,29995,29996,29997,
29998]} 1. e4 d6 2. d4 Nf6 3. Bd3 g6 (3... e5) 4. f4 (4. Nf3 {main}) 4... Bg7
5. Nf3 a6 (5... O-O) (5... c5 {main lines}) 6. O-O O-O 7. Qe2 (7. c3 {main})
7... c5 (7... b5 8. e5 Nd5 9. a4 b4 10. c4 bxc3 11. Nxc3 Nb4 12. Bb1 a5 13. Qe4
d5 14. Qe3 N8a6 {Zimmermann-Winkler, Stuttgart ch , Ditzingen 2016,1/2-1/2}) 8.
dxc5 dxc5 9. e5 Nd5 10. c4 Nb4 11. Be4 $16 Ra7 (11... f5 $5) 12. Be3 (12. Rd1
Qe8 13. a3 N4c6 14. Nc3 $18 {Komodo13- Bl suffers from a lack of space}) 12...
b6 13. Rd1 Rd7 14. Nc3 $16 e6 15. h4 N4c6 16. Rxd7 Qxd7 17. Rd1 Qc7 18. h5 Rd8
19. hxg6 hxg6 20. Ng5 Bh6 21. Qg4 Rxd1+ 22. Nxd1 Bxg5 23. Qxg5 Qd8 24. Qg4 (24.
Qxd8+ Nxd8 25. Nc3 $14) 24... Ne7 (24... Nd4) 25. Bf2 Nbc6 26. Bh4 Nd4 27. Bf6
$18 Ndf5 28. Nf2 (28. Nc3 Qd4+ 29. Kh2 Qe3 30. Qh3 Qxh3+ 31. Kxh3 Kf8 (31...
Bd7 32. g4) 32. Na4 Bd7 33. Nxb6 $18 {Komodo13}) 28... Kf8 (28... Qd2 29. Qd1
Qxd1+ 30. Nxd1 Kf8 $16 {Komodo13}) 29. Qh3 Qd7 30. Bxf5 exf5 31. Qh8+ Ng8 32.
Qg7+ 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.30"]
[White "Lee, James"]
[Black "Doherty, Paul"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1885"]
[BlackElo "1738"]
[Annotator "kemen"]
[PlyCount "103"]
[EventDate "2019.??.??"]

{[%evp 0,103,20,20,41,20,62,52,66,46,39,27,38,24,87,93,93,74,79,58,69,69,77,77,
65,66,61,60,60,57,65,36,35,17,24,3,0,-14,25,1,2,2,0,0,2,-4,-20,-7,100,56,119,
114,103,97,60,-41,-56,-74,32,19,50,52,49,34,16,18,28,31,26,40,44,66,66,103,132,
126,157,200,197,253,279,273,298,308,308,282,377,375,456,505,505,505,542,483,
1182,1410,29999,962,805,656,688,599,684,654,703,678]} 1. d4 e6 2. Nf3 f5 (2...
Nf6) (2... d5) 3. Bg5 (3. g3) 3... Nf6 4. Nbd2 Be7 5. Bxf6 Bxf6 6. e4 f4 {
unusual} (6... fxe4 7. Nxe4 O-O 8. Bd3 {main, 67% for Wh}) 7. e5 (7. Bd3 Nc6 8.
e5 Be7 9. c4 d6 10. d5 {Coman-Milak European Individual ch 2016,1-0}) 7... Be7
8. Bd3 O-O 9. Qe2 Nc6 10. h4 $16 Qe8 (10... Nb4 11. Be4 d5 12. exd6 cxd6 13. c3
Nd5 14. O-O-O $16 {Komodo13}) 11. Qe4 (11. Ng5 $18 Nxd4 (11... g6 12. c3 a6 13.
h5 $1 $18 Bxg5 14. hxg6 Rf5 15. gxh7+ Kh8 16. Bxf5 exf5 17. Nf3 Be7 18. d5 Nd8
19. Qc4 $18 {Komodo13}) 12. Bxh7+ Kh8 13. Qd3 Nf5 14. O-O-O $18 {Komodo13})
11... Qh5 12. O-O-O {keeping options open} (12. Ng5 Bxg5 13. g4 fxg3 14. hxg5
gxf2+ 15. Kf1 Qg6 16. Qh4 Rf5 17. Bxf5 Qxf5 18. Qh5 Nxd4 19. Qe8+ Qf8 20. Qxf8+
Kxf8 21. Rxh7 $14 {Komodo13}) 12... Nb4 13. Kb1 (13. Ng5 $16) 13... Nxd3 14.
Qxd3 Qf5 (14... b6 $11) 15. Qxf5 (15. Qc3 c6 16. h5 $16 {Komodo13}) 15... Rxf5
16. Ne4 d5 17. Ned2 (17. exd6 cxd6 18. d5 e5 $11 {Komodo13}) 17... Bd7 $15 {
the 2 Bs are more flexible than the Ns, especially since Bl can advance the Q
side pawns} 18. c4 c6 (18... dxc4 19. Nxc4 Bc6 $17) 19. c5 (19. Kc2) 19... b6
20. b4 Be8 (20... a5 $15 {the Bs need open lines}) 21. Kb2 a5 22. a3 Rb8 23.
Kc3 $11 g5 (23... Bh5) 24. hxg5 $16 Bxg5 25. bxa5 bxc5 26. dxc5 $16 (26. Rb1
Ra8 27. dxc5 $16) 26... Bd8 27. Rb1 (27. Nb3 $16) 27... Bxa5+ 28. Kd4 Rxb1 (
28... Ra8 $11) 29. Rxb1 Bxd2 30. Nxd2 $16 {the N is now superior to the B & Wh
has an outside passed R pawn} Rg5 31. Nf3 (31. Rg1) 31... Rxg2 32. Rg1 Rxg1 33.
Nxg1 $11 {now Bl has an outside passed R pawn as well} Bd7 (33... Kf7 {the h
pawn needs the support of the K to advance}) 34. Nh3 $16 f3 35. Ng5 h6 (35...
Kg7 36. Nxf3 Kg6) 36. Nxf3 $18 Kg7 37. Ke3 h5 38. Kf4 Kg6 39. Nd4 {the N holds
up the B ( and prevents K entry& a sacrifice , or threatened sacrifice,of the
a pawn will win} Kh6 40. a4 h4 41. a5 (41. Kg4) 41... Bc8 42. Kg4 h3 43. Kxh3
Kg5 44. Kg3 Ba6 45. f4+ Kg6 46. Nxc6 (46. Nxe6) 46... Kf5 47. Kf3 Bb7 48. Nd4+
Kg6 49. Nxe6 (49. c6) 49... d4+ 50. Ke2 Kf5 51. Nd8 Ba6+ 52. Kd2 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.31"]
[White "Francis, Matthew"]
[Black "Fisher, Peter S"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1697"]
[BlackElo "1788"]
[Annotator "kemen"]
[PlyCount "76"]
[EventDate "2019.??.??"]

{[%evp 0,76,19,29,72,53,86,72,58,54,51,46,45,26,36,21,36,21,91,69,57,23,45,21,
46,-2,25,11,15,21,27,1,-27,-46,-25,-41,-6,13,42,3,-2,-20,-41,-46,-32,-62,-41,
-70,-27,-62,-34,-49,-54,-56,-51,-123,-121,-107,-50,-100,-121,-106,-78,-99,-81,
-85,-77,-144,-169,-210,-169,-268,-189,-267,-290,-436,-441,-440,-444]} 1. e4 c5
2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 (7. c4 {
alternative}) 7... Nf6 8. Bg5 Qa5 (8... e6) (8... e5) 9. O-O {75% Wh} (9. O-O-O
{main,72% for Wh}) 9... h6 10. Bd2 {63% for Wh} (10. Bxf6 {main, 88% for Wh})
10... Qc7 $146 (10... Qh5 $14 {2-0}) (10... e5 $11 {0-1}) (10... Qc5 $16 {1/
2-1/2}) 11. Rfe1 (11. Nd5 {Komodo13} Bxd5 12. exd5 Qxc2 13. Rfe1 (13. Qb4 Qc5
14. Qxb7 Qxd5 15. Qa6 e5 16. Qa4+ Nd7 17. Rfc1 $14) 13... Qc5 14. Qa4+ b5 15.
Qf4 Nxd5 16. Qe4 Nb6 17. b3 Qd5 18. Qe2 e6 $11) 11... e6 12. Rad1 Be7 13. Qd3
a6 14. Nd4 Bd7 15. e5 (15. Qg3 g5 16. Be3 Rc8 $11 {Komodo13}) (15. f4 e5 16.
Nf5 Bxf5 17. exf5 O-O $11 {Komodo13}) 15... dxe5 $15 16. Nf3 e4 17. Nxe4 Bb5 (
17... O-O $15) 18. Qc3 (18. Nxf6+ Bxf6 19. Qa3 O-O-O $11 {Komodo13}) 18... Rc8
19. Qxc7 Rxc7 20. Bc3 (20. Nxf6+ Bxf6 21. c3 $11 {Komodo13}) 20... Nxe4 21.
Rxe4 O-O $17 {Bl has 2 Bs and Wh's Q side is immobilized} 22. Rg4 (22. Nd4)
22... g6 (22... f6 $17) 23. h4 Kh7 (23... h5) 24. Re4 (24. h5 g5 25. a4 Be8 26.
Re1 Rg8 $15 {Komodo13}) 24... Rfc8 (24... Bc6 25. Rg4 f6 26. Bb4 e5 27. Bxe7
Rxe7 $15 {and Wh has to defend carefully}) 25. a4 Bc6 26. Rf4 Be8 (26... f5 $5
{Komodo13, looks to leave a horible hole on e5}) 27. Ne1 Rc4 28. Rdd4 R4c6 29.
Nf3 f6 $17 30. Rfe4 Bc5 31. Rd2 e5 {mobile pawns backed by 2 Bs are very
dangerous} 32. Re1 b5 33. Rd5 (33. axb5 axb5 34. Ba5 Ra6 35. Rd8 Rxd8 36. Bxd8
Kg7 $17 {Komodo13}) 33... bxa4 $19 (33... b4 34. Bd2 R6c7 35. b3 Bf7 36. Rd3
Be6 $19 {Komodo13}) 34. Red1 Be7 35. g3 (35. Ra5 a3 36. Ra1 axb2 37. Bxb2 Rxc2
$19 {Komodo13}) 35... Kg7 (35... a3) 36. Nd2 (36. Nxe5 $5 {Komodo13}) 36... a3
37. Ra5 axb2 38. Bxb2 Rxc2 (38... Rxc2 39. Ba3 Bxa3 40. Rxa3 Rd8) 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.32"]
[White "Lambert, John F"]
[Black "Pinch, David"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1788"]
[BlackElo "1673"]
[Annotator "kemen"]
[PlyCount "140"]
[EventDate "2019.??.??"]

{[%evp 0,140,31,6,27,15,15,6,14,5,19,-26,-11,-15,0,-9,3,-18,14,27,24,-15,58,56,
78,57,112,99,90,85,93,120,171,156,158,163,147,103,144,124,178,-27,72,0,185,269,
281,243,243,273,273,246,308,70,116,79,279,300,356,171,164,168,159,166,187,185,
191,166,168,171,169,170,181,178,197,193,186,186,208,211,223,191,203,182,240,
218,239,198,178,204,191,173,173,183,177,64,106,47,98,0,0,-63,-24,-81,-67,-143,
-158,-349,-353,-353,-361,-361,-202,-267,-353,-324,-362,-316,-198,-412,-325,
-475,-787,-797,-817,-947,-854,-936,-945,-1507,-935,-983,-1078,-1183,-942,-1021,
-1051,-1152,-1152,-1768,-2073,-29987,-29988]} 1. d4 d5 2. e3 Nf6 3. Bd3 e6 4.
Nf3 c5 5. c3 Nc6 6. Nbd2 Be7 (6... Bd6) 7. O-O O-O 8. Ne5 (8. dxc5 Bxc5 9. e4 {
is the main line of the Colle}) 8... Re8 {weakens f7, N at this point, though
there are transpositions} (8... Nxe5 9. dxe5 {53% Wh}) (8... Nd7 9. f4 f5 {49%
Wh}) 9. b3 (9. f4 {2.5-0.5}) 9... cxd4 10. exd4 g6 (10... Nxe5 11. dxe5 Nd7 12.
f4 $11 {Bugaev-Solvjov, Geller memorial , Odessa 2010,1-0}) 11. Ndf3 $14 (11.
f4 $14) 11... Bf8 12. Bg5 $16 Bg7 13. Qd2 Qc7 14. Bh6 (14. Rfe1) 14... a6 (
14... Ne4 $5) 15. Rfe1 Nd8 16. Rac1 b5 17. Bxg7 Kxg7 18. Re3 (18. Qf4 $16) (18.
g4 $16) 18... Bb7 19. Ng5 $18 h6 {if possible, avoid pawn moves where you are
under attack, especially near the K.} (19... Qe7 20. Rh3 Rh8 21. Re1 Ra7 22.
Ree3 $18 {& all of Wh's pieces are piling in}) 20. Ngf3 {retreating a well
placed piece, & blocking in the planned R excursion} (20. Rg3 $1 $18 {Komodo13}
hxg5 (20... Ng8 21. Ngxf7 Nxf7 22. Nxg6 Ng5 23. Ne5 Kh8 24. Qf4 Re7 25. Rxg5
hxg5 26. Ng6+ Kg7 27. Qxg5 Qd8 {and Wh has several winning plans} 28. Ne5+ $1
Kf8 29. Qf4+ Kg7 30. Re1 Qc7 31. Re3 Rf7 32. Rg3+ Kf8 33. Qg5 Nf6 34. Rf3 $18 {
Komodo13; Bl is playing without 2 Q side pieces}) 21. Bxg6 $1 Ne4 (21... fxg6
22. Qxg5 Rg8 23. Qxg6+ Kf8 24. Qxf6+ Nf7 25. Rxg8+ Kxg8 26. Qg6+ Kf8 27. Qh7
Rc8 28. Ng6+ Ke8 29. Qg8+ Kd7 30. Qxf7+ Kd6 31. Qf6 $18 {Komodo13- Wh has
recovered both pieces with interest & the remaing bl forces are huddled over
on the Q side. Wh wins with a further attack, and/or the advance of the K side
pawns.}) 22. Bxe4 f6 23. Bc2 Rh8 24. Rxg5+ (24. Re1) (24. f4) 24... fxg5 25.
Qxg5+ Kf8 26. Ng6+ Ke8 27. Nxh8 $18 {Komodo13}) 20... Rc8 {Wh still has
excellent attacking chances} (20... Ne4 21. Qe1 Rc8 (21... f6 22. c4 $16 (22.
Nxg6 Kxg6 23. Ne5+ fxe5 24. f3 Nf7 25. fxe4 Kg7 $17)) 22. c4 f6 23. Rc2 Qd6 24.
Nxg6 Kxg6 25. cxd5 exd5 26. Nh4+ Kf7 27. f3 $16 {Komodo13}) 21. Nh4 $18 Nh7 (
21... Nc6) 22. Rg3 (22. Bxg6 $18) (22. Nhxg6 $18 {immediately are also good})
22... g5 23. Bxh7 {the N can be left as a target as yet} (23. f4 f6 24. fxg5
Nxg5 25. Rf1 {and Wh must be breaking through with so many pieces aimed at the
weakened K side, & with most Bl pieces standing idle.}) 23... Kxh7 24. Nhf3 (
24. Ng4 {also} Qf4 25. Qxf4 gxf4 26. Nf6+ Kh8 27. Rg4 Rf8 28. Nd7 Rg8 29. Rxf4
Rc7 30. Nc5 $18 {Komodo13- Bl has a terrible B as well}) 24... Rg8 25. h4 (25.
Ng4 Rg6 26. Nfe5 f6 27. Qd3 $18 {Komodo13}) 25... f6 26. Qd3+ (26. Ng4 {
appears more exact} Qe7 27. Qd3+ f5 28. hxg5 hxg5 29. Nfe5 Kg7 30. Rh3 Kf8 31.
Nf6 Qxf6 32. Nd7+ $18 {Komodo13}) 26... Kh8 27. Ng6+ Rxg6 (27... Kg7 28. hxg5
hxg5 29. Nxg5 fxg5 30. Rxg5 Kf6 31. Rg4 Rxg6 32. Qxg6+ Ke7 33. Rh4 $18) 28.
Qxg6 Qg7 29. Qxg7+ (29. Qe8+ Qg8 30. Qh5 Qh7 31. Rh3 $18 {Komodo13} g4 32. Qxg4
Qf5 33. Qxf5 exf5 34. h5 $18) 29... Kxg7 30. hxg5 hxg5 31. Nd2 Nf7 $18 32. f4
Kf8 33. fxg5 (33. Re3 Ke7 34. Rce1 Rc6 35. g3 $18 {Komodo13}) 33... Nxg5 34.
Kf2 (34. b4 Bc6 35. Nb3 Ke7 36. Nc5 Ra8 37. Re1 Bd7 38. Rge3 a5 39. a3 a4 40.
Kf2 Rh8 $18 {Komodo13- but it will take Wh quite a while to break down the Bl
defences- especially the N on g5 is a nuisance, for which Wh might well have
to return an exchange}) 34... Ke7 35. Rh1 (35. Ke3 Kf7 36. Rg4 Bc6 37. Rh4 Ke7
38. Nf3 Ne4 39. Rh7+ Kd6 40. Rg7 a5 41. Nd2 Ng5 (41... Nxd2 42. Kxd2 Bd7 43.
Rf1 f5 44. Rh1 $18) 42. Ra7 Ra8 43. Rxa8 Bxa8 44. Rh1 $18 {Komodo13, patiently
avoiding any Bl counterplay}) 35... Rf8 36. Ke3 Bc6 37. Nf3 Ne4 38. Rg7+ Kd6
39. Rc1 (39. Ra7) (39. Rf1 Nxc3 40. Ne5 Be8 41. Ra7 $18 {Komodo13}) 39... a5
40. Nd2 f5 (40... Nxd2 41. Kxd2 f5 42. Rh1 $18) (40... Ng5 41. Rf1 Ne4 42. c4
$18) 41. Nxe4+ (41. Nf3) 41... fxe4 42. Rh1 a4 43. Rc1 (43. b4) (43. Rh6) (43.
Rhh7) 43... axb3 44. axb3 Ra8 45. c4 $6 {this releases the B} (45. b4 {Wh is
best keeping pawns on, especially those Bl ones on the same colour as the B}
Ra3 46. Rh1 Be8 (46... Rxc3+ 47. Kf4 Be8 48. Rh8 Rc8 49. g4 {and the g pawn
walks through})) 45... bxc4 (45... dxc4 46. bxc4 bxc4 47. Rxc4 Ra3+ 48. Kf4 e3
$16 {Bl has now activated the B}) 46. bxc4 Ra3+ 47. Kd2 (47. Kf4) 47... Rd3+ (
47... dxc4 48. Rc3 (48. Rxc4 e3+ 49. Kc2 Ra2+ 50. Kd3 (50. Kb3 Ra1 51. Rg3 e2
52. Re3 e1=Q $19) 50... Bb5 $19) 48... Ra2+ 49. Ke3 Bd5 $11 {Komodo13}) 48. Ke2
(48. Ke1 {Komodo13} dxc4 (48... Rxd4 49. c5+ Ke5 50. Rc7 $16) 49. Rxc4 Rb3 50.
Rg5 e3 51. Rcc5 Rb2 52. Kf1 Bb7 53. Ra5 Bd5 54. Ra1 Bc4+ 55. Kg1 $16 {but its
not an easy position to play for Wh}) 48... Rxd4 (48... dxc4 $11 49. Rxc4 Bb5
50. Rc5 Rg3+ 51. Rxb5 Rxg7 $11) 49. c5+ (49. cxd5 Bxd5 50. Rg5 $14 {Komodo13})
49... Ke5 $11 50. Rh1 {however this R no longer has any targets} (50. Rg5+ Kf4
(50... Kf6 51. Rh5 Ra4 $11) 51. Rg6 Ke5 52. Rg5+ $11) 50... Rc4 51. Kd2 (51.
Rh5+ Kd4 52. Rh6 Rc2+ 53. Kd1 Ba4 54. Ra7 Rc4+ 55. Kd2 e5 $17) 51... Rxc5 $17 {
Bl has now more than enough for the exchange} 52. Rf7 Ra5 (52... d4 $19) (52...
Rc4 $19) 53. g4 Ra2+ 54. Kc3 d4+ 55. Kb4 Rg2 (55... e3) 56. Kc5 Rc2+ 57. Kb4 d3
(57... e3) 58. g5 Rg2 (58... e3) 59. Rh5 Kd4 60. Rf6 d2 61. Rf1 e3 62. g6 Rxg6
(62... e2) 63. Rf4+ Kd3 (63... Be4) 64. Rhh4 Bd5 (64... e5) 65. Rd4+ Kc2 66.
Rh2 Rg1 (66... Bg2) (66... Rg2) 67. Re2 Re1 68. Rh2 e2 69. Rh3 Rb1+ (69... d1=Q
) 70. Ka3 e1=Q 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.33"]
[White "Taylor, Robert P"]
[Black "Spencer, Elliott"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1673"]
[BlackElo "1743"]
[Annotator "kemen"]
[PlyCount "87"]
[EventDate "2019.??.??"]

{[%evp 0,87,80,6,18,-7,11,8,6,14,63,44,81,33,26,12,11,9,15,2,23,7,26,25,28,28,
25,1,54,62,62,44,84,62,67,9,39,0,1,-70,-24,-29,-14,-46,25,20,12,11,27,32,35,26,
31,32,50,31,50,41,44,52,54,0,97,51,104,122,112,97,91,88,145,117,156,126,131,85,
98,355,275,72,134,47,42,89,29985,29986,29987,29988,29993,29994]} 1. d4 Nf6 2.
Bg5 c5 3. d5 d6 (3... Qb6 {main}) 4. Nc3 {main} (4. Bxf6) 4... e6 5. e4 exd5 (
5... Be7) (5... a6) 6. exd5 Be7 7. Nf3 O-O 8. Be2 a6 9. a4 Bg4 (9... Nbd7 10.
O-O Re8 11. Qd2 Nf8 12. Rad1 h6 13. Bf4 Ng6 14. Bg3 Bg4 15. h3 Bd7 16. Bd3 {
Burkhardt-Miezis, Weber Memorial, Darms 1995,1/2-1/2}) 10. Be3 Re8 11. O-O Nbd7
12. a5 Bf8 13. Qd2 Bxf3 14. Bxf3 Ne5 15. Be2 g6 16. h3 Bg7 17. f4 Ned7 18. Bd3
Qc7 $11 19. Bc4 (19. Ra4) (19. Rfe1) 19... Re7 (19... Ne4 20. Qd3 (20. Nxe4
Rxe4 $19 21. Bd3 Rxe3 22. Qxe3 Bd4) 20... Nxc3 21. bxc3 Nf6 $17 {Komodo13}) 20.
Rfe1 Rae8 21. Bf2 Ne4 (21... Rxe1+ 22. Bxe1 (22. Rxe1 Rxe1+ 23. Qxe1 Qxa5 $17)
22... Ne4 23. Nxe4 Rxe4 24. Bd3 Bxb2 25. Bxe4 Bxa1 26. Bf3 Bd4+ 27. Kh2 Qd8 $17
{Komodo13}) 22. Nxe4 Rxe4 23. Rxe4 Rxe4 24. Bd3 Re8 25. c4 $11 Qd8 26. Rb1 Qf6
(26... Bd4 $11) 27. Rf1 Kf8 (27... Qxb2 28. Qxb2 Bxb2 29. Rb1 Bd4 30. Kf1 (30.
Rxb7 Re1+ 31. Bf1 Nf6 32. Bxd4 cxd4 33. Rb3 Ne4 34. Rd3 Rb1 35. g4 Kg7 36. Kg2
Rb2+ 37. Kg1 Nd2 $19 {Komodo13}) (30. Bxd4 cxd4 31. f5 Nc5 $19) 30... Bxf2 31.
Kxf2 Rb8 $15 {Komodo13}) 28. g4 Qd8 (28... Re7 $11) (28... Qxb2 $11) 29. b4 Qc7
(29... Qf6) (29... cxb4) 30. b5 b6 (30... axb5 31. cxb5 c4 32. b6 Qc8 33. Bc2
c3 34. Qd3 Nc5 $11 {Komodo13}) 31. bxa6 bxa5 32. Rb1 Rb8 (32... Ra8 $11) 33.
Qa2 Bc3 (33... Rb6 34. Rxb6 Qxb6 $11 {Komodo13}) 34. Rb5 (34. Rxb8+ Nxb8 35.
Qb3 Bg7 (35... Bb4 36. Bh4 $16) 36. Qb5 $16 {Komodo13}) 34... Qa7 (34... Rxb5
35. cxb5 Nb6 36. Qc2 Bb4 37. f5 a4 38. Qb2 Kg8 39. Qe2 Kf8 40. Qf3 Kg8 41. Qe3
Qd8 42. Bb1 Nc4 43. Qf4 Nb6 44. Bg3 $16 {Komodo13}) 35. Qb3 Bb4 (35... Bd4 $14)
36. Qb2 (36. Rxb8+ Nxb8 37. Qb2 Kg8 38. Qf6 Qd7 39. a7 Qxa7 40. Qd8+ Kg7 41. f5
$16 {Komodo13}) 36... Kg8 37. Bh4 Qxa6 (37... a4) 38. Rxb8+ Nxb8 39. Qf6 (39.
Bg5 $18 Nd7 40. Bh6 f6 41. Qe2 Qc8 (41... Ne5) 42. Qe7) 39... Qb6 (39... Qc8
40. Bc2 Qf8 41. Ba4 Bd2 42. Kf2 Na6 43. Bg3 Qh6 44. Kg2 Qg7 45. Qxg7+ Kxg7 46.
f5 $18 {Komodo13- d6 falls}) 40. Bg5 Nd7 41. Qe7 Nf8 $2 (41... Bc3 $1 {
Komodo13- difficult to find} 42. Qxd7 (42. Bh6 Bd4+ 43. Kf1 Bg7 44. Bxg7 Kxg7
45. Qxd7 Qb3 46. Be2 Qxh3+ {perpetual}) 42... Qb2 43. Qe8+ Kg7 44. Qe2 Qc1+ 45.
Kg2 Bd4 46. Bh4 Qg1+ 47. Kf3 Qh1+ 48. Qg2 (48. Kg3 Bc3 49. Kf2 Qxh3 50. Be7
Bd4+ 51. Ke1 Qg3+ 52. Kd1 Qxf4 $15 {Bl is gathering too many pawns for the
piece}) 48... Qd1+ 49. Qe2 (49. Be2 $2 Qb3+ 50. Ke4 Qe3#) 49... Qh1+ $11 {
repetition}) 42. Bh6 Qb8 43. Qf6 Ne6 44. dxe6 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.21"]
[Round "1.34"]
[White "Banerjee, Sanjoy K"]
[Black "Smith, Andrew Pe"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1571"]
[BlackElo "1668"]
[Annotator "kemen"]
[PlyCount "111"]
[EventDate "2019.??.??"]

{[%evp 0,111,72,29,67,36,22,33,-12,9,23,10,33,32,32,25,36,33,36,32,17,26,21,25,
14,-22,-8,-16,-18,-10,5,1,5,-16,0,-44,5,-39,-38,-32,57,40,59,40,136,107,162,44,
83,85,105,119,98,70,18,-59,-41,-98,-23,-28,-16,-11,-8,-10,89,102,102,107,208,
215,212,223,333,300,306,301,321,330,346,369,373,373,398,392,434,443,447,427,
468,370,399,417,427,443,449,417,467,402,408,408,407,411,418,415,500,459,464,
464,581,640,805,887,902,907]} 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5
6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. O-O O-O (11...
Qc7) 12. Nc3 (12. Bf4) (12. Bg5) 12... a6 13. Bg5 h6 (13... Qc7 {main}) 14. Bh4
Qc7 15. Bg6 $146 (15. Rc1 {main}) (15. Bg3) 15... Bd7 16. Rc1 Qb6 (16... Be8)
17. b3 Rac8 $11 18. Na4 Qa5 19. Qe2 b5 20. Nc5 Bxc5 (20... Nxd4 21. Nxd4 Rxc5
22. Rxc5 Bxc5 23. Nxe6 Bxe6 24. Qxe6+ Kh8 25. Qc6 Bb4 26. Bb1 $16) 21. dxc5 (
21. Rxc5 $16) 21... Ne7 (21... Qb4 22. Bg3 Ne4 23. Rfe1 Nxg3 24. hxg3 Rf6 25.
Bb1 $16 {Komodo13}) 22. Bb1 $18 (22. Ne5 $18 Nxg6 23. Nxg6 Rf7 24. Ne5 Be8 (
24... Rff8 25. Bxf6 gxf6 26. Nxd7) 25. Nxf7 Bxf7 26. Qb2 $18 {Komodo13}) 22...
Qb4 23. Qc2 (23. Qb2 $18) (23. a3 Qxa3 24. Ne5 Be8 25. Ng4 $18 {Komodo13})
23... Nf5 24. Bxf6 Rxf6 (24... gxf6 $5) 25. Ne5 (25. Qb2) 25... Be8 26. g4 (26.
a3 Qxa3 27. g4 Nh4 28. Qh7+ Kf8 29. Qh8+ (29. Kh1 $18) 29... Ke7 30. Qxg7+ Bf7
31. Kh1 Qxb3 32. Bd3 Qb4 33. f4 Qb2 34. Rc2 Qd4 35. Nxf7 $18 {Komodo13}) 26...
Qf4 $11 27. gxf5 (27. Rce1 Nh4 28. Qh7+ Kf8 29. h3 Rxc5 $17) 27... Qxe5 (27...
Rxf5 $19 {surprisingly, but it seems that the Wh K position is more
compromised than Bl's} 28. Rce1 Bh5 (28... Rxe5 29. Rxe5 Qxe5 $17) (28... Bg6
$1 29. Qc1 Qxc1 30. Rxc1 Rg5+ 31. Kh1 Bxb1 32. Rxb1 Rxe5 33. b4 Kf7 $17) 29.
Re3 Rxe5 30. Rg3 Rg5 31. Qc1 Rxg3+ 32. hxg3 Qf7 $15 {Komodo13}) 28. Rfe1 (28.
f4 Qxf5 29. Qxf5 exf5 30. Rfe1 $11 {Komodo13}) 28... Qxf5 (28... Qf4 29. Qd3
Rxf5 $19 {Komodo13}) 29. Qxf5 exf5 30. Re5 Bc6 31. Bxf5 Rcf8 (31... Re8 $11)
32. Be6+ Kh7 33. Bxd5 Bd7 (33... Bxd5 34. Rxd5 Rxf2 35. c6 R2f7 36. c7 Rc8 37.
Rdc5 $16 {Komodo13}) 34. Be4+ $18 Kg8 35. c6 Bxc6 (35... Bc8 36. Bd5+ Kh8 37.
f3 {the c pawn will eventually win for Wh}) 36. Bxc6 Rxf2 37. a4 (37. b4) 37...
bxa4 38. bxa4 R2f6 39. Ra5 Rg6+ 40. Kh1 Rf2 41. Rxa6 Kf8 42. Ra7 Rd6 43. Bb5
Rd8 44. Rf1 {playing safe} (44. a5) 44... Rxf1+ 45. Bxf1 Rd1 46. Kg2 Rd2+ 47.
Kg3 Rd6 48. Rb7 (48. a5) 48... Rg6+ 49. Kf2 Rf6+ 50. Ke1 Re6+ 51. Kd2 (51. Be2)
51... Rf6 52. Be2 Rd6+ 53. Kc3 Rc6+ 54. Bc4 Rg6 55. a5 Rg1 56. a6 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.14"]
[White "Bush, Ian"]
[Black "Benson, Paul J"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1578"]
[BlackElo "1849"]
[Annotator "kemen"]
[PlyCount "72"]
[EventDate "2019.??.??"]

{[%evp 0,72,19,28,72,48,34,-3,79,66,69,28,86,86,115,71,60,50,74,46,59,43,23,34,
65,65,70,199,206,206,206,81,85,0,36,26,40,48,97,29,102,54,63,72,73,7,122,108,
102,101,101,98,93,71,104,103,102,99,99,81,84,52,55,54,52,55,64,51,38,50,58,70,
68,44,89]} 1. e4 c5 2. d4 cxd4 3. c3 g6 4. cxd4 (4. Nf3 Nc6 5. cxd4 d5 6. exd5
Qxd5 7. Nc3 Qd6 $2 8. Nb5 Qb8 9. d5 a6 10. dxc6 axb5 11. Bxb5 Ra5 {
Pietrowski-M Jones, Dyfed League 2019,1-0}) 4... d5 5. exd5 (5. e5 {transposes
to a Gurgenidze Caro-Kann}) 5... Qxd5 (5... Nf6 6. Nc3 Bg7 7. Bc4 {normally
arrives via an Exchange Caro-Kann}) 6. Nc3 Qd8 7. Bc4 Bg7 8. Qb3 e6 9. Nf3 {
67% for Wh} (9. d5 {79% for Wh}) 9... Ne7 {83% for Wh} (9... Nf6 {54% for Wh})
10. d5 (10. Bg5 {Komodo13 & others} O-O 11. d5 h6 12. Bxe7 Qxe7 13. O-O e5 14.
Nb5 Na6 15. d6 Qd7 16. Rfe1 $16 {Jonkman-Potapov, Korinthos op 2000,1-0}) 10...
exd5 11. Nxd5 Nbc6 $146 (11... Nxd5 12. Bxd5 O-O 13. O-O Nc6 $11 {
Joentausta-Kivilahti, Lahti We LahS op 2000,1-0}) (11... Be6 12. Ne3 Bxc4 13.
Nxc4 O-O 14. O-O Nbc6 15. Bf4 Qd5 16. Rad1 Qf5 17. Bg3 b6 {Jakovljevic-Stojanov
akovljevic-Stojanovic,YUG ch tm 2000,1/2-1/2}) 12. Bg5 $16 Qa5+ (12... h6 13.
Nxe7 (13. Bxe7 Nxe7 14. O-O-O Nxd5 15. Rxd5 Qc7 16. Re1+ Be6 17. Qb5+ Kf8 18.
Rc5 Qf4+ 19. Re3 Bxc4 20. Rxc4 Qd6 21. Qxb7 $16) 13... hxg5 14. Nxc6 bxc6 15.
Bxf7+ Kf8 16. O-O Qb6 17. Nxg5 $16 {Komodo13}) 13. Bd2 Qd8 14. O-O-O $18 Nxd5
15. Bxd5 (15. Rhe1+ $1 Be6 16. Bxd5 O-O 17. Rxe6 $1 (17. Bxe6 Qc7 18. Kb1 fxe6
19. Qxe6+ Qf7 20. Qxf7+ Rxf7 21. Bg5 $16) 17... Na5 (17... fxe6 18. Bxe6+ Kh8
19. Bc3 Qb8 20. Rd7 $18) 18. Bxa5 Qxa5 19. Re4 $18 {Komodo13}) 15... O-O 16.
Bc3 (16. Bb4 Bh6+ 17. Kb1 Bf5+ 18. Ka1 Nxb4 19. Bxf7+ Kh8 20. Rxd8 Nc2+ 21.
Qxc2 Bxc2 22. Rxa8 Rxa8 23. Re1 $14 {Komodo13}) 16... Bh6+ (16... Qb6 $11) 17.
Kb1 Bf5+ 18. Ka1 Qc7 (18... Qb6) 19. h3 (19. h4 $16) 19... Rfe8 20. Rhe1 Rxe1
21. Rxe1 Rd8 22. g4 Bc8 (22... Bc2 23. Qxc2 Rxd5 $11 {Komodo13}) 23. Bf6 $18
Rf8 24. Qc3 (24. g5 Bg7 25. Bxg7 Kxg7 26. Qc3+ Kg8 27. Ne5 Be6 28. Bxe6 fxe6
29. Ng4 $18 {Komodo13, Bl has trouble defending the weakened K side}) 24... Qa5
25. Qxa5 Nxa5 26. Re7 (26. Ne5 Be6 27. Bxe6 fxe6 28. g5 $16) 26... Nc6 27. Bxc6
bxc6 28. Rxa7 $16 Bf4 29. Ra4 Bb8 30. Re4 (30. Ng5) 30... Be6 31. Nd4 (31. b3)
31... Bd5 32. Re1 Ba7 33. Rc1 (33. b3) 33... Bxd4 34. Bxd4 Ra8 35. a3 Ra4 36.
Be3 (36. Bc5) 36... Rc4 {oposite colourBs- Wh will have a passed a pawn, but
one such is not usually enough. If Wh could get his K up fast enough to
support the pawn, then he could win the B, but here the Bl B can hold up the
pawn getting to a4 for a longtime- thus giving the Bl K plenty of time to
reach the Q side.} 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.21"]
[White "Taylor, Robert P"]
[Black "Barber, Andrew"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1673"]
[BlackElo "1860"]
[Annotator "kemen"]
[PlyCount "67"]
[EventDate "2019.??.??"]

{[%evp 0,67,21,14,27,0,14,30,58,3,3,-8,-9,-14,14,0,-10,-30,19,26,26,0,0,0,0,2,
-6,-79,-58,-59,-49,-63,6,6,15,-20,88,0,-49,-139,-22,-22,100,93,84,84,128,127,
152,29,34,16,34,33,40,32,51,-17,60,52,130,125,129,127,125,98,715,252,29993,
1491]} 1. d4 Nf6 2. Bg5 c5 3. d5 e6 (3... Qb6 {main}) 4. dxe6 {cedes the
centre- it's similar to a Blumenfeld Gambit but without the pawn sacrifice on
b5} (4. Nc3) (4. c4) 4... fxe6 5. Nf3 (5. e4 {main}) 5... Nc6 (5... Be7 {22%
for Wh}) 6. Nc3 Be7 7. e4 O-O 8. Bd3 (8. Be2 {2 Wh wins, 1 draw}) 8... Ng4 $146
(8... Kh8 9. O-O d5 10. Bxf6 Bxf6 11. Re1 d4 12. Nb1 e5 {Kiwitter-Beil, St
Ingbert op 1989,0-1}) (8... d5 9. exd5 exd5 10. Bxf6 Bxf6 11. Nxd5 Bxb2 12. Rb1
Qa5+ 13. Qd2 Qxa2 14. c4 Re8+ 15. Ne3 Nb4 16. Bc2 (16. O-O $17) 16... Bc3 $19
17. Qxc3 Nxc2+ 18. Kd2 Nxe3+ 19. Kc1 Bf5 20. Ra1 Qxc4 {Monteiro-Perrone, Rio
de Janeiro CXG op 2001,0-1}) 9. Bxe7 Qxe7 10. h3 Nge5 11. Nxe5 Nxe5 12. Be2 (
12. O-O $11) 12... b6 13. Nb5 Bb7 (13... d5 14. exd5 Bb7 15. O-O exd5 $17) 14.
Nd6 Bc6 (14... Qg5) 15. O-O Ng6 (15... Nf7 16. Nxf7 Rxf7 17. Bd3 Qg5 18. Qe2
Raf8 19. c3 Rf4 20. f3 d5 21. exd5 Bxd5 22. Kh2 c4 23. Bc2 h5 $11 {Komodo13})
16. g3 Qg5 17. Kh2 Rf6 18. Bb5 (18. f4 $16) 18... Raf8 19. Qe2 (19. f4 Nxf4 20.
gxf4 Rxf4 21. Qd2 Qe5 22. Kg1 Bxb5 23. Nxb5 Qg5+ 24. Kh2 (24. Qg2 Rxf1+ 25.
Rxf1 Rxf1+ 26. Kxf1 Qc1+ 27. Kf2 Qxb2 28. Qf1 a6 29. Nc7 Qxc2+ 30. Qe2 Qc1 31.
Nxa6 Qf4+ 32. Kg2 Qg5+ $15 {Komodo13 prefers pawnsas the N is a little offside}
)) 19... Nf4 $19 (19... Bxb5 20. Nxb5 Rf3 $19 21. Rad1 Qh5 22. Rd3 Ne5 23. Nxa7
Ng4+ 24. Kg2 Rxf2+ 25. Rxf2 Rxf2+ 26. Qxf2 Nxf2 27. Kxf2 d5 $19 {Komodo13}) 20.
Qe3 Rg6 (20... Qh5 $1 21. gxf4 (21. g4 Qe5 22. Nc4 Qb8 23. e5 Bxb5 24. exf6
Bxc4 25. fxg7 Rf7 $19 {Komodo13}) 21... Bxb5 (21... Rxf4 22. Qg3 Bxb5 23. Nxb5
Rf3 $19) 22. f5 (22. Nxb5 Rxf4 23. Qg3 Rf3 $19) 22... Bxf1 23. Rxf1 exf5 24.
Nxf5 g6 25. Ng3 Qe5 $19 {Komodo13}) (20... Bxb5 21. Nxb5 Qh5 $19 {transposition
}) 21. Bxc6 dxc6 22. Rg1 $18 Qe7 (22... Nxh3 23. Kxh3 Qxe3 24. fxe3 Rf2 25. g4
Rxc2 26. b3 $18 {Komodo13}) (22... Nh5 23. f4 Qe7 24. e5 Nf6 25. c4 Kh8 26.
Rad1 $18 {Komodo13}) 23. Nc4 Nh5 24. Raf1 (24. f4 e5 25. Nxe5 $18 {Komodo13}) (
24. Ne5 Rh6 25. f4 $18 {Komodo13}) 24... e5 25. Qc3 (25. Qe2 $14) 25... Re8 (
25... Re6 $14) 26. Ne3 Qe6 27. Nf5 $16 Nf6 28. Qe3 Rd8 29. Rd1 Rd4 (29... Rf8
30. Rd6 $18) 30. Nxd4 (30. Qe2 $18) 30... exd4 31. Qf4 (31. Qb3 $18) 31... Rh6
32. Qf5 Qxa2 (32... Nxe4 33. Qxe6+ Rxe6 34. Kg2 $16 {Komodo13}) 33. Ra1 (33.
Qc8+ Kf7 34. Ra1 Qe6 35. Rxa7+ {Komodo13}) 33... Qxb2 (33... Qf7) 34. Qe6+ {
[%emt 0:00:10] mate in} (34. Qc8+ {[%emt 0:00:04] mate in}) 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.23"]
[White "Holland, Ray J"]
[Black "Lee, James"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1766"]
[BlackElo "1885"]
[Annotator "kemen"]
[PlyCount "94"]
[EventDate "2019.??.??"]

{[%evp 0,69,20,20,25,24,24,29,18,12,12,0,30,8,16,15,14,-5,29,-26,-26,-12,-2,
-16,-12,-5,-17,-44,-35,-35,-55,-68,-54,-142,-21,-8,-30,9,-12,8,11,-4,8,-31,-44,
-37,-54,-97,-62,-211,-180,-169,-203,-178,-185,-173,-135,-119,-119,-142,-97,
-125,-72,-92,-110,-110,13,7,0,0,0,-163]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3
e6 5. Bd3 Bd6 {usually there comes a point in the game where Bl cannot keep
copying Wh's moves.} (5... Bxd3 {main}) 6. Bxf5 exf5 {main, 49% for Wh} (6...
Bxf4 7. Bxe6 {86% for Wh}) 7. O-O (7. Bxd6 Qxd6 {main, 50%}) 7... O-O 8. Qd3
Ne4 (8... g6 9. Nc3 c6 10. Ne2 Qc7 11. Rac1 Nbd7 12. Bxd6 Qxd6 13. c4 Ne4 $11 {
Malagar-Khan, Afro-Asian zonal ICCF 2009,1-0}) (8... Bxf4 9. exf4 g6 10. Ne5 c6
11. Nd2 Nbd7 12. Ndf3 Nh5 13. Nxd7 Qxd7 14. Ne5 Qd6 15. g3 Nf6 16. c3 {
Sladek-Loskot, CZE ch tm 2010, draw agreed}) 9. c4 Bxf4 10. exf4 Qd6 11. g3 Qa6
12. b3 (12. Na3) 12... Nc6 $15 13. Nbd2 Nb4 14. Qb1 Rad8 15. a3 Nc6 $17 {the
Bl pieces are all better placed than the Wh ones} 16. Rd1 $2 Rfe8 (16... Nc3 {
picks up an exchange}) 17. Qc2 Ne7 18. Nf1 Qh6 19. Ne3 $14 {Wh is now probing
potentially weak pawns} Qh5 20. Kg2 (20. Nh4 g5 (20... g6 $14 {is a more human
response}) 21. fxg5 f4 22. Nxd5 Nxd5 23. cxd5 fxg3 (23... Qxg5 24. Qxc7 (24.
Rac1 Re7 $11) 24... fxg3 25. hxg3 Rc8 26. Qf4 (26. Qd7 Nxg3) 26... Qxf4 27.
gxf4 Rc2 $11) 24. hxg3 Qxg5 25. Qxc7 Rc8 26. Qf4 Qxf4 27. gxf4 Rc2 $11 (27...
Nc3 28. Re1 Nxd5 29. Nf5 $11 {Komodo13})) 20... c6 21. c5 {releases the
central tension, so leaving Bl free to develop on the K side} (21. h4 Ng6 22.
Re1 $14 {then if Bl commits to the K side, Wh can open up the c file for
counterplay}) 21... Ng6 22. Rg1 {to defend the K ? Open the g file after Kf1?}
(22. Re1 {looks better}) 22... Re6 23. Ne5 $2 (23. Qd1 Nc3 24. Qd3 Ne4 25. Qd1
$11 {Komodo13}) 23... Nxe5 24. fxe5 (24. dxe5 g5 $17) 24... Rh6 $19 (24... f4
$19) 25. h4 (25. Nf1 f4 26. gxf4 Qh4 27. Ng3 Qxh2+ 28. Kf1 Rg6 $19 {Komodo13})
25... f4 26. Nf1 f3+ (26... f6 $1 {Komodo13} 27. Qd1 Qg6 28. Qd3 Rxh4 29. f3
fxe5 30. dxe5 (30. fxe4 dxe4 31. Qc4+ Rd5 $19) 30... Rf8 31. fxe4 f3+ (31...
dxe4 32. Qc4+ Kh8 33. Rh1 f3+ 34. Kg1 f2+ 35. Kg2 Rxh1 36. Kxh1 Qh5+ 37. Nh2 e3
38. g4 Qxe5 $19) 32. Kf2 Rxe4 33. Ne3 d4 34. Rae1 dxe3+ 35. Rxe3 Rxe3 36. Kxe3
(36. Qxe3 Qc2+ {mating soon}) 36... f2 (36... Qh6+) 37. Rf1 Qg5+ 38. Ke4 Qg4+
39. Ke3 Rf3+ $19) 27. Kh1 Qg4 (27... f6 $19 {Komodo13, opening more lines as
in the previous note}) (27... f5 $19 {also}) 28. Nh2 Qh3 29. Ra2 (29. Rae1 f6)
29... f5 (29... f6 {Komodo13}) (29... g5 30. Qc1 f6 31. Qe3 fxe5 32. Qxf3 exd4
33. Qg4 Qxg4 34. Nxg4 Re6 $19 {Komodo13}) 30. Qd3 (30. Qc1 Rf8 31. Qf4 Rg6 32.
Rb2 h5 33. b4 Rg4 34. Qxf3 f4 $19 {Komodo13}) 30... f4 $19 31. Qxf3 fxg3 32.
fxg3 Rf8 (32... Rg6 $1 33. Rag2 Rf8 34. Qe3 Rg4 35. e6 (35. b4 Rxh4) 35... h5 (
35... Re8) 36. b4 Re8 37. a4 Rxe6 38. b5 Reg6 $19 {Komodo13}) 33. Qg2 Qxg2+ (
33... Qc8 34. Rf1 Rg6 35. Rxf8+ Qxf8 36. Nf1 Rg4 37. Kh2 h5 $17 {Komodo13}) 34.
Kxg2 $11 Nxg3 {a neat trick, but Wh can escape} 35. Kh3 (35. Kxg3 Rg6+ 36. Ng4
h5 37. Kh2 (37. Kh3 Rf3+ $17) 37... hxg4 38. h5 Rg5 39. Kg3 Rxh5 40. Kxg4 Rhf5
41. Rag2 $11 {Komodo13}) (35. Ng4 Rg6 36. Kxg3 h5 {transposes}) 35... Nf5 (
35... Ne4 $1 36. Rgg2 (36. b4 Nf2+ 37. Kg3 Rg6+ $19) 36... g5 $19 {Komodo13})
36. Nf3 (36. Rg4 Rh5 37. Rag2 g6 38. Rf4 Ne3 39. Rxf8+ Kxf8 40. Re2 Nf5 41. Nf3
Ng7 42. b4 Ne6 43. Ra2 Rf5 44. Kg3 h5 45. a4 Rf4 46. Rd2 a6 $17 {Komodo13})
36... Ne3 $19 37. Rf2 Rf4 38. Rg3 (38. Kg3 Re4 39. Kh3 Nf5 40. Rg4 Re3 41. Rf4
g6 $19 {Wh's Q side pawns go, while his pieces are forced to defend the K})
38... Rg6 (38... Nf5 39. Rg4 Rxh4+ $1 40. Nxh4 (40. Rxh4 Nxh4 41. Kg3 Rxf3+ 42.
Rxf3 Nxf3 43. Kxf3 {the 2 mobile passed pawns will win against the single
protected passed pawn} Kf7 44. Kg4 h6 45. Kh5 a5 46. Kg4 Kg6 47. Kh4 Kf5 48.
Kg3 (48. Kh5 g5 49. b4 a4 {zugzwang}) 48... g5 49. Kg2 h5 50. Kg3 g4 51. Kh4
Kg6 52. Kg3 Kg5 53. Kf2 h4 54. Ke1 Kf5 55. Kf2 g3+ 56. Kf3 Kg6 57. Kg2 Kg5 58.
Kf3 Kf5 59. Kg2 Kg4 60. e6 h3+ 61. Kf1 Kf3 62. e7 g2+ 63. Kg1 Kg3 64. e8=Q h2#)
) 39. Rxg6 hxg6 40. Kg3 $11 Re4 (40... Rg4+ 41. Kh3 Rf4 42. Kg3) 41. Rb2 (41.
Ng5 $1 $11 {a miracle save by Komodo13} Nf5+ (41... Rxd4 42. Ne6 Rg4+ 43. Kh3
d4 (43... g5 44. Rf8+ Kh7 45. Nxg5+ Kg6 46. e6 Rg1 47. e7 (47. Nf3 Rh1+ 48. Kg3
Nf5+ 49. Rxf5 Kxf5 50. e7) 47... Rh1+ 48. Kg3 Nf5+ 49. Rxf5 Re1 50. Rf8 Rxe7
51. Kg4 $18) 44. Rf8+ Kh7 45. Ng5+ Rxg5 (45... Kh6 46. Rh8#)) 42. Rxf5 gxf5 43.
Nxe4 fxe4 44. b4 $11 {Komodo13}) 41... Nf5+ 42. Kf2 (42. Kh3 Rf4 $19) 42...
Nxd4 43. Nxd4 Rxd4 44. Re2 Rxh4 45. e6 Rh2+ 46. Ke3 Rxe2+ 47. Kxe2 Kf8 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.24"]
[White "Fisher, Peter S"]
[Black "Williams, Duncan"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "1788"]
[BlackElo "1750"]
[Annotator "kemen"]
[PlyCount "76"]
[EventDate "2019.??.??"]

{[%evp 0,76,17,10,10,18,9,4,22,5,5,-15,1,-14,-8,6,6,-20,-2,25,25,-26,-15,0,0,
-191,-171,-194,-69,-256,-236,-382,-356,-368,-104,-212,-193,-203,-78,-82,-84,
-71,-70,-93,-95,-93,-96,-101,-96,-133,-96,-93,-86,-97,-70,-96,-71,-112,-112,
-216,-204,-195,-196,-205,-216,-218,-218,-401,-416,-583,-586,-871,-885,-29993,
-29992,-29997,-29998,-29999,-30000]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6
5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. d3 {200 games} (10.
Nxe5 {accepting the Marshall Gambit has some 13,000 games in the database &
has been explored to some30 moves deep in some lines.The GMs play it for a
draw!}) (10. d4 {400 games}) 10... Bb7 (10... Bg4) 11. Nbd2 (11. Nxe5 {still
main}) 11... Nf4 12. Nxe5 (12. d4 $11 {should be played, according to the
Cloud Engines that have examined this position before}) 12... Nxe5 13. Rxe5 Bd6
(13... Nxd3 14. Rxe7 Qxe7 15. Nf1 Rad8 16. Qc2 Qe1 17. Rb1 Qe4 18. f3 Qg6 {J
Van Kemenade-A Wills, U1800 Jamboree 2012,0-1}) 14. Re3 Nxg2 15. Rh3 (15. Ne4
Nxe3 16. Bxe3 Bxe4 17. dxe4 Qh4 {Schmidt-Fels, Wuerttemberg ch Seniors,
Ellwangen 1993,0-1}) 15... Nf4 16. Rg3 Qh4 (16... Nxd3 $1 $19) (16... Ne6 $19)
17. Qg4 (17. Ne4 Nh3+ 18. Kg2 Nxf2 $19 {Komodo13}) 17... Qxg4 18. Rxg4 Rae8 (
18... h5 $19) 19. Ne4 Bxe4 20. Bxf4 Bxf4 21. Rxf4 Bxd3 $17 22. Rd1 Bg6 23. Kf1
(23. Rd7) 23... c5 24. Rd6 c4 25. Bd1 Re6 26. Rfd4 (26. Rxe6 fxe6 27. Rd4 $15)
26... Bf5 (26... Bd3+ 27. Kg2 Re1) 27. f3 Rfe8 (27... g6 {creating an escape
hatch}) 28. Rd8 Kf8 29. R8d5 Bh3+ (29... Re1+ 30. Kf2 Bd3 $19 {Komodo13}) 30.
Kf2 Rg6 31. f4 Rg2+ 32. Kf3 Rxb2 33. Kg3 Re3+ 34. Kh4 Rxh2 35. Rd8+ Ke7 36. Bg4
Bf1+ (36... Bg2+ 37. Bh3 (37. Kg5 h6+ 38. Kf5 g6#) 37... Rhxh3+ 38. Kg4 Reg3+
39. Kf5 Rh5#) 37. Kg5 h6+ 38. Kf5 g6# 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.25"]
[White "Pinch, David"]
[Black "Banerjee, Sanjoy K"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1673"]
[BlackElo "1571"]
[Annotator "kemen"]
[PlyCount "111"]
[EventDate "2019.??.??"]

{[%evp 0,111,19,31,14,-14,6,6,23,7,22,14,30,16,29,1,8,-17,-19,-18,-8,-8,-18,
-83,68,-169,-149,-150,-14,-21,67,71,66,85,85,85,94,84,94,83,104,88,123,40,36,
34,38,40,58,22,14,12,60,62,46,66,97,101,133,114,219,221,219,200,262,298,257,
229,248,208,214,217,254,252,301,317,365,303,391,303,378,389,388,230,205,291,
310,284,331,331,331,334,358,280,382,402,1301,1322,1345,1418,1960,996,28369,
29980,29981,29984,29985,29982,29993,29994,29995,29994,29995,29996]} 1. d4 Nf6
2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 d5 (5... Be7) (5... Bb4+ {main lines}) 6.
O-O Be7 7. Qc2 (7. Nc3) (7. Ne5) (7. cxd5) 7... O-O 8. Bf4 (8. cxd5) (8. Rd1)
8... Nbd7 9. Rd1 c5 10. dxc5 Bxc5 11. Nc3 Qe7 (11... dxc4 12. Bd6 (12. Nb5 Bd5
13. Nc7 Rc8 14. Nxd5 exd5 15. Ne1 b5 16. Bxd5 Qb6 17. e3 Nxd5 18. Rxd5 Nf6 19.
Rdd1 Qb7 20. Qf5 Rfe8 $15 {Summerscale-Levitt, BCF ch Swansea 1995,0-1}) (12.
Ne5 $11 {Cloud Engines}) 12... Bxd6 13. Rxd6 Qe7 14. Rad1 Bd5 15. Nxd5 exd5 16.
Rc6 Nb8 17. Rxf6 Qxf6 18. Rxd5 Nc6 $15 {Kobylkin-Tatarliev, EU ch U12,
Herculane 1994,1/2-1/2}) 12. Ne5 $2 Nxe5 13. Bxe5 Ng4 (13... Bxf2+ {Komodo13}
14. Kxf2 Ng4+ 15. Kg1 (15. Ke1) 15... Nxe5 $19 16. Kh1 (16. cxd5 Qc5+) 16...
Nxc4 17. Rd3 Ne5 18. Rd4 Rac8 19. Rad1 Rc4 20. b3 Rxd4 21. Rxd4 Qc5 22. Qd2 Rc8
23. Nd1 Qc1 24. h3 Qxd2 25. Rxd2 g6 $19 {Chicote Franco-Gonzalez Diez,
Valladollid cc 1997,1-0 (looks like Bl lost on time 4 pawns up.}) 14. Bd4 Bxd4
(14... dxc4 15. Bxb7 Qxb7 16. Bxc5 bxc5 17. Ne4 Rfd8 $14 {Komodo13}) 15. Rxd4
$16 Nf6 16. cxd5 Bxd5 17. Nxd5 Nxd5 18. Bxd5 exd5 19. Rxd5 $16 {Wh is a pawn
up, but with just major pieces, it may take a while} Rac8 20. Qd2 Qe4 21. Rd4
Rc2 {perhaps Bl should keep Qs on? Difficult to tell because Wh might get K
side attacking chances.} 22. Rxe4 Rxd2 23. Re7 {could lead to an endgame
almost impossible to win.} (23. b4 {Attacking, to keep the Bl Q side pawns
back. Wh has chances of attacking f7, Wh's f2 is safebehind the e pawn. So Wh
can probably force the win of the Bl a pawn. Also Wh can then aim to play an
a5 to get the QR into play.} Rc8 24. a4 (24. Re7 g6 25. a4 Rcc2 26. Kf1 Kf8 27.
Re4 Rd5 28. b5 $16) 24... Kf8 25. b5 Rcc2 26. Kf1 $16 {although it will still
take a great deal of patience to get the win}) 23... a5 (23... Rxb2 24. Rxa7
Rxe2 25. Rb1 Re6 26. Rb7 g6 27. R7xb6 Rxb6 28. Rxb6 Ra8 29. Rb2 Ra3 {is a
drawn position, very similar to R van Kemenade-Camp final position in the Open
event in rd3.By the time the Wh K gets to help its a pawn forward, the Bl K
will come racing down towards the K side pawns ( & if need be give up the R
for the a pawn & win on the K side in the absence of the Wh K)}) 24. b3 (24. b4
{is Komodo13, but then this liqidates all the Q side pawns, & R & 4 pawns vs
R&3 all on the same is also mostly drawn} axb4 25. Rb1 Rxa2 26. Rxb4 Ra6 27.
Rb7 g6 28. R4xb6 Rxb6 29. Rxb6) 24... Rc8 {this is beginning to look drawn, as
Bl cotrols the only open file} 25. Rb7 Rd6 (25... h6 26. Rxb6 Rxe2 27. a4 Rcc2
28. Rf1 Rb2 29. Rb5 $11 {Wh's extra pawn on the Q side will be unable to
advance very far}) 26. a3 (26. a4) 26... h6 27. Ra2 f5 (27... Rc3 28. b4 a4 {
fixes the a3 pawn as a weakness. Komodo13 still prefers Wh, but the Wh Rs are
uncordinated. In order to make use of the extra pawn Wh needs to advance on
the K side, but any little weakness there could be pounced upon by the 2 Bl Rs
combining}) 28. b4 axb4 $6 {surely wrong as it liberates a Wh R for action
along the 7th.} (28... a4 {as in the last note , is called for} 29. b5 {
Komodo13, so just following down one possibible scenario, nudging Komodo13
along at times} Rc5 30. Ra7 Rc4 31. e3 Kh7 32. Kg2 Kg6 33. Kf3 Kf6 34. Ke2 Rd5
35. Rb2 g5 {Komodo13,but it creates a weakess on h6- so Bl is best sitting
waiting with his Rs} 36. Ra6 Rd6 37. Rd2 Re6 38. Kf3 g4+ {this creates a
blockade, but as noted earlier it may be a mistake for Bl to advance the K
side pawns} 39. Kg2 Rc5 40. Rxa4 Rxb5 41. h3 h5 42. Ra8 Ra5 43. Rh8 (43. Rxa5
bxa5 44. Rd5 a4 45. Ra5 Re4 46. h4 {given by Komodo123 as winning, but its
just totting up pawns, as 20 moves later it still hasn't found the
breakthrough.}) 43... gxh3+ 44. Kxh3 Rxa3 45. Rd5 Ra5 46. Rf8+ Kg6 47. Rfxf5
Rxd5 48. Rxd5 {and finally this is a position that Wh should win comfortably})
29. axb4 g5 $2 {Now the Bl K has no evacuation chances from the back rankBl
had to be able as a last resort to defend g7 with the R at g6. Even Kh7, & Rg8,
running the K out via g6 must be a better idea. However the real difficulty
was created by letting the a R straight onto the 7th} 30. Ra6 $18 (30. Raa7 $18
{is even better, to force Bl onto the defensive & pick off pawns later} Rg6 (
30... Rf6 31. Kg2 Kf8 32. b5 Rd8 33. e3 Re8 34. Rh7 Kg8 35. Rag7+ Kf8 36. Rh8+
{Rudy, one of those standard tricks, though Wh can always prepare it for
maximum effect} Kxg7 37. Rxe8 Rd6 38. Rc8 Rd5 39. Rc7+ Kg8 40. Rc6 Rxb5 41.
Rxh6 Kg7 42. Rc6 g4 43. h4 gxh3+ 44. Kxh3 Rb4 45. f4 Re4 46. Rc3 Kf6 47. g4
fxg4+ 48. Kxg4 Re8 {[%emt 0:00:52] and Lomonosov tablebases confirm that Wh
mates in} (48... b5 49. Rc6+ Ke7 50. Kf3 {is much easier for Wh}) 49. Rc6+ Kf7
(49... Re6 50. Rxe6+ Kxe6 51. Kf3 {the Wh K catches the b pawn}) 50. Kf3 Rb8
51. Rc4 b5 52. Rb4 Ke6 53. e4 {etc}) 31. Kg2 Re8 32. Ra6 Rf6 33. e3 g4 34. b5
Ree6 35. Ra8+ Rf8 36. Raa7 Rff6 37. h3 gxh3+ (37... h5 38. h4 {and the h5 pawn
will drop of at some point})) 30... g4 31. Rbxb6 {should be enough to win with
a spare pawn on both wings} (31. Raa7 {still preferred by Komodo13}) 31... Rd1+
(31... Rxb6 32. Rxb6 Kg7 33. Rb7+ Kf6 34. e3 Rc1+ 35. Kg2 Rb1 {is safer, but
inevitable for Bl} 36. h4 Kg6 37. b5 Kf6 38. b6 Kg6 39. Rb8 Kh7 40. f4 {now
Wh's K can approach the R via the 2nd or first rank, while the Bl K has to
stay on g7 or h7 to prevent the Wh R from swinging away with gain of time for
the b pawn to Q.} (40. h5) (40. b7 {are good preparatory moves}) 40... gxf3+
41. Kxf3 Rb4 42. h5 Kg7 43. b7 Kh7 44. g4 {nice idea from Komodo13, forcing
another passed pawn} Rb5 45. Kf4 fxg4 46. Kxg4 Rg5+ 47. Kf4 Rb5 48. e4 {and
its just about all over}) 32. Kg2 Rcc1 {threatens mate, but Wh has several
solutions} 33. Rg6+ (33. Ra8+ Kf7 34. Ra7+ Ke8 35. Rb8+ Rd8 36. Rxd8+ {Rudy} (
36. Rbb7 {Komodo13 prefers to torture Bl}) 36... Kxd8 37. Rf7 Rb1 38. Rxf5 Rxb4
39. Rf4 Rb2 40. e3 {Rudy} (40. Rxg4 Rxe2 41. Rg6 {Komodo13}) 40... h5 41. Rf5
$18 {and Bl loses his last 2 pawns}) 33... Kf8 34. Raf6+ Ke7 35. f4 Rd2 (35...
Rg1+ 36. Kf2 Rh1 37. Rxh6 Rxh2+ 38. Rxh2 Kxf6 39. Rh6+ Kf7 40. b5 Rb1 41. b6 {
and the Wh K gets to e5 or c5}) 36. Kf2 (36. Re6+ Kd8 37. Rxh6 {Bl again
losing all the K side pawns}) 36... Rcc2 37. Re6+ Kf7 38. b5 {may as well keep
this asset} Rb2 39. b6 Rd3 40. Rxh6 Kg7 41. Rc6 (41. Rh5) 41... Rf3+ 42. Ke1 (
42. Kg2 $2 {White could of course still lose the game} Rxe2+ 43. Kg1 Rfe3 44.
Rhg6+ Kf7 45. Rxg4 fxg4 46. Rc1 Re1+ 47. Rxe1 Rxe1+ 48. Kf2 Rb1) 42... Re3 43.
Rhd6 (43. Kd1) 43... Rbxe2+ 44. Kd1 Re1+ 45. Kc2 R3e2+ 46. Rd2 Re6 47. Rd7+ (
47. Rxe6 Rxe6 48. Rd7+ Kf6 49. b7) 47... Kf8 48. Rc8+ Re8 49. b7 R1e6 50. Rdc7
(50. b8=Q Rc6+ 51. Rxc6 Rxb8 52. Rc5) 50... Re2+ 51. Kc3 R2e7 52. Rxe7 Kxe7 53.
Rxe8+ Kd7 54. b8=Q Kc6 55. Qe5 Kd7 56. Re6 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.26"]
[White "Gamble, Raymond J"]
[Black "Hirst, Joe"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1852"]
[BlackElo "1604"]
[Annotator "kemen"]
[PlyCount "47"]
[EventDate "2019.??.??"]

{[%evp 0,47,26,37,37,29,49,-5,20,23,47,14,20,19,41,21,33,28,30,15,8,-32,87,71,
133,62,82,59,67,51,58,39,41,32,32,28,22,27,25,22,32,32,26,31,29,18,30,34,31,29]
} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bc4 (5. Bd3) (5. c3) 5... O-O 6.
O-O c6 {50%} (6... Nc6 {42% Wh}) (6... Nxe4 {48% Wh}) 7. c3 Nbd7 8. Re1 Qc7 (
8... e5 {main}) 9. Bb3 (9. e5 $14 dxe5 10. dxe5 Ng4 11. e6 Nde5 12. exf7+ Kh8
13. Qe2 $18 {Mondaini-Schmalz,Imperia op 1967,1-0}) 9... e5 10. Nc4 (10. dxe5 {
main} dxe5 11. Nc4 b5 (11... Ne8) 12. Qd6 Qxd6 13. Nxd6 $18 Ne8 14. Nxc8 (14.
Bxf7+ Rxf7 15. Nxe8 $18) 14... Rxc8 15. Be3 $16 {Gamble(2075)-Bennett, J (2132)
Southend op 1999,1/2-1/2}) 10... Ne8 (10... b5 11. dxe5 dxe5 12. Qd6 Qxd6 13.
Nxd6 {transposes to the game cited above, or to} h6 14. a4 (14. Nh4) 14... Nc5
15. Ba2 bxa4 16. Nxe5 $18 {Trezza-Tizzoni, ITA ch tm 2004,1-0}) 11. Bg5 Nb6 (
11... b5 $11 {Stockfish9 & Komodo13}) 12. dxe5 (12. Nxb6 axb6 (12... Qxb6 13.
Be7 $18) 13. dxe5 Bxe5 (13... dxe5 14. Bd8) 14. Nxe5 dxe5 15. Bd8 Bg4 16. Bxc7
Bxd1 17. Bxe5 Bxb3 18. axb3 Rxa1 19. Rxa1 $18 {Komodo13}) 12... Nxc4 13. Bxc4
dxe5 14. Bb3 Nf6 15. h3 (15. Qd2) 15... h6 $11 16. Bxf6 Bxf6 17. Qd2 Kg7 18.
Rad1 Rd8 19. Qe3 a5 20. Rxd8 Qxd8 21. Rd1 Qe7 22. a4 Be6 23. Bxe6 Qxe6 24. Qb6
$11 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.27"]
[White "Bridgeman, Matthew"]
[Black "Cawston, M John"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1575"]
[BlackElo "1813"]
[Annotator "kemen"]
[PlyCount "72"]
[EventDate "2019.??.??"]

{[%evp 0,72,19,31,14,5,20,21,53,38,39,23,10,37,41,16,19,10,119,-23,-24,-47,83,
79,80,85,141,97,128,108,109,102,118,122,107,107,142,144,133,109,93,71,55,53,72,
60,82,90,92,73,114,92,111,100,139,74,142,118,116,118,118,85,130,120,123,88,93,
107,110,42,46,-318,-331,-333,-331]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 (3. Bg5 {Veresov
}) 3... g6 4. e3 Bg7 5. h4 O-O (5... h5) (5... c6) (5... c5) 6. h5 c5 7. hxg6
fxg6 (7... hxg6 {more frequent}) 8. dxc5 (8. Qd2) 8... Nbd7 $146 (8... Qa5) (
8... b6) (8... Nc6) 9. Nb5 (9. Nxd5 $16 {Komodo13}) 9... Nxc5 $17 10. Nc7 {Wh
is neglecting development in pursuit of material gain} Ne6 (10... Rf7 11. Nxa8
Nfe4 $19 {Komodo13}) 11. Nxa8 Nxf4 (11... Ne4 12. c3 Qa5 13. Rc1 Nxf4 14. exf4
Rxf4 15. Nf3 Nxc3 16. bxc3 Bxc3+ 17. Rxc3 (17. Nd2 Qc5 18. f3 Rd4 $11) 17...
Qxc3+ 18. Nd2 Bd7 $11 {Komodo13}) 12. exf4 Bf5 13. c3 $16 (13. Bd3 $16) 13...
Qxa8 14. Bd3 $18 Bg4 15. Be2 (15. f3) (15. Ne2) 15... Be6 16. Nf3 Ne4 17. Nd4 (
17. g3 $16) 17... Bd7 18. g3 (18. Bf3 $18 Rxf4 19. Ne2) 18... e5 19. Nf3 Be6
20. Ng5 (20. fxe5 Bxe5 21. O-O $16 {Komodo13}) 20... Nxg5 21. fxg5 Qd8 22. Bg4
Bf7 23. Qd2 d4 24. cxd4 (24. O-O) 24... Qd5 (24... exd4 25. O-O d3 26. Rad1 Qd4
27. Bf3 Bb3 28. Qxd3 Bxd1 29. Qxd4 Bxd4 30. Rxd1 Bb6 31. Kg2 $16 {Komodo13})
25. O-O exd4 {Wh has survived the opening & should be looking to win with the
exchange up} 26. Bh3 $18 (26. Rfe1 $18) 26... Qb5 27. Rfd1 (27. b3) 27... Qb6
28. Bf1 (28. b3 Bd5 29. Rac1 {activates the R}) 28... Bd5 29. Bg2 Be6 30. Be4 (
30. a3 {releases the R}) 30... Rd8 31. b3 (31. Re1 $18 {Stockfish10 & Komodo13}
) 31... Bg4 32. Rdc1 (32. Re1 $18) 32... d3 33. Rab1 Be2 34. Rc4 (34. Kg2 {
both Engines}) 34... Bd4 $11 35. Bxd3 (35. Kh2) (35. Qf4) (35. Qe1) (35. Kg2 {
all = Komodo13}) 35... Bxf2+ 36. Kg2 Bxd3 $19 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.28"]
[White "Dean, Robert A"]
[Black "Bridgeman, Niamh"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "1807"]
[BlackElo "1478"]
[Annotator "kemen"]
[PlyCount "85"]
[EventDate "2019.??.??"]

{[%evp 0,85,28,28,41,36,33,34,5,7,26,37,60,59,62,41,75,60,47,33,40,38,38,16,51,
37,51,11,6,2,14,-13,27,6,16,-21,-15,-13,-11,-27,-17,-11,-9,-4,-3,1,-3,0,-2,2,7,
7,3,0,-4,-3,-1,-7,-7,-13,-5,-9,-11,-20,-22,-15,-19,-135,-142,-143,-143,-143,
-149,-202,-202,-560,-681,-808,-1021,-1022,-1101,-1107,-1168,-1168,-1168,-1241,
-1228,-1301]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8
(6... Qd6) 7. O-O Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 Bc5 11. Nb3 Qxd1 12.
Rxd1 Bb6 13. Bb5+ (13. Bf4) 13... Bd7 14. Bxd7+ Nxd7 15. Bg5 (15. a4 {Cloud
Engines}) (15. Bf4) (15. Bd2 Rc8 16. Bc3 {Solozhenkin-Huebner, FIN ch tm 2007,
draw agreed}) 15... Nf6 (15... Rc8) 16. Bxf6 gxf6 17. Rd3 Ke7 18. Rad1 Rad8 19.
g3 Rxd3 20. Rxd3 Rd8 21. Rxd8 Kxd8 $11 22. Kg2 Kd7 23. Nd2 f5 24. Nc4 Bd4 25.
c3 Bf6 26. f4 {Wh does have 3 pawns to 2 on the Q side, & damaged K side pawns
on the Bl K side; but the B should be agile enough to cope} Kc6 27. Kf3 Kc5 (
27... b5) 28. Ne3 h5 29. h3 a6 30. g4 (30. Ke2 $11) 30... hxg4+ 31. hxg4 fxg4+
32. Nxg4 Bg7 {now the slight Bl disadvange on the Bl K side has gone, leaving
the B with its long range} 33. Ne5 (33. f5 exf5 34. Ne3 Bh6 35. Nxf5 Bc1 36. b3
Bb2 37. c4 Be5 {still looks equal, though Bl has better practical chances})
33... Bxe5 $19 34. fxe5 Kd5 35. Kf4 b5 {Wh will run out of moves} 36. b3 a5 37.
a3 a4 38. b4 Kc4 39. Ke4 Kxc3 40. Ke3 Kc4 41. Ke4 Kc3 42. Ke3 Kc4 {Kb3! wins.}
(42... Kb3 43. Kd3 Kxa3 44. Kc3 Ka2 45. Kc2 a3 46. Kc1 (46. Kc3 Kb1) 46... Kb3
47. Kb1 Kxb4 48. Ka2 Ka4 {and the Q side pawns march through. At the very
least Bl should have gone in for this, as he couldn't lose, even though there
are some lines where the Bl K could get stuck on the a file}) 43. Ke4 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.29"]
[White "Szwajkun, Richard"]
[Black "Williamson, Graham A"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1574"]
[BlackElo "1789"]
[Annotator "kemen"]
[PlyCount "70"]
[EventDate "2019.??.??"]

{[%evp 0,70,20,20,67,40,36,45,41,28,50,34,26,8,4,19,42,17,64,49,26,9,19,10,10,
-13,-10,-42,-18,-5,15,-108,-49,-103,-80,-121,-87,-102,-86,-86,-86,-65,-65,-82,
-64,-123,-78,-156,-154,-143,-215,-215,-221,-180,-131,-137,102,107,175,214,200,
134,212,155,157,31,155,-132,-170,-1354,-1372,-29999,-30000]} 1. d4 f5 2. c4 Nf6
3. Nc3 e6 (3... g6) 4. Bg5 (4. Nf3) (4. g3) 4... Be7 5. e3 O-O 6. Bd3 Nc6 (6...
d6) (6... b6) 7. a3 a6 $146 (7... d6) (7... d5) (7... Qe8) 8. Nf3 Qe8 9. b4 (9.
O-O) 9... d6 10. Qc2 h6 11. Bxf6 (11. Bh4) 11... Bxf6 12. O-O-O Qf7 (12... Bd7
$15) 13. Nd2 e5 (13... Ne7) 14. d5 e4 $17 15. dxc6 exd3 $19 16. Qxd3 bxc6 {the
Wh K is in a much more exposed position than the Bl one} 17. e4 Bxc3 (17...
fxe4 $19) (17... Rb8 $19) (17... a5 $19) 18. Qxc3 fxe4 19. Nxe4 Qf4+ 20. Nd2 a5
21. b5 (21. bxa5 Qg5 22. Rhe1 Qxa5 $17) 21... cxb5 22. cxb5 Bd7 (22... Rf5 $19)
(22... Be6 $19) (22... Rb8 $19) 23. Qb3+ Kh8 24. Rhe1 Rf5 25. a4 Rc5+ 26. Kb2
Qd4+ (26... Re8 $1 $19) 27. Ka2 Bf5 (27... Re8 $19) (27... Qg4) 28. Ne4 $16 Qe5
(28... Qxe4 29. Rxe4 Bxe4 30. Ka3 $16 {Komodo13}) 29. Nxc5 Qxc5 30. Re2 $18 c6
31. b6 Rb8 32. b7 Bh7 (32... Rxb7 33. Qxb7 Qc4+ 34. Ka3 Qxe2 35. Rxd6 $16 {
Komodo13}) 33. Rde1 (33. Ka1 $16) 33... Bg8 34. Re8 (34. Re6 Qxf2+ 35. Ka3 Qxe1
36. Rxe1 Bxb3 37. Kxb3 Rxb7+ $17 {Komodo13}) 34... Qc2+ 35. Ka3 Qxb3# 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.30"]
[White "Carlucci, Paul A"]
[Black "Jones, Dewi"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1769"]
[BlackElo "1532"]
[Annotator "kemen"]
[PlyCount "52"]
[EventDate "2019.??.??"]

{[%evp 0,52,30,30,30,30,60,14,4,3,22,23,35,2,3,4,15,14,10,6,29,27,39,28,25,22,
74,72,65,47,52,0,3,14,8,-10,10,-13,26,-3,-9,12,-2,-12,17,0,0,-33,-25,-31,-9,0,
0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 (4. Bd3 {normal Colle System})
4... O-O 5. O-O d6 6. b3 (6. c4) 6... c5 7. Bb2 cxd4 8. exd4 (8. Nxd4 {doesn't
block in the B, & the other one can go to f3.}) 8... d5 (8... Nc6 {alternative}
) 9. Nbd2 (9. c4 {main, a bit more active}) 9... b6 (9... Nc6 {3 Bl wins, 4
draws, 2 Wh wins}) 10. Ne5 Nfd7 (10... Ba6 11. c4 Nbd7 12. Nc6 Qe8 13. Re1 Bb7
14. cxd5 Nxd5 15. Rc1 Bxc6 16. Rxc6 Rc8 17. Bb5 $11 a6 18. Rxc8 Qxc8 19. Bc4 e6
$11 {Haessler-Strobehn, Portland 1991,1-0}) 11. f4 Nxe5 12. fxe5 e6 (12... Bf5
13. c4 Nc6 14. Nf3 dxc4 15. bxc4 Qc7 16. Qd2 Rad8 17. Qe3 f6 $11 {Komodo13})
13. Nf3 (13. Ba3 Re8 14. Nc4 dxc4 15. Bf3 $16 {Komodo13}) 13... Ba6 14. c4 (14.
Bxa6 Nxa6 15. Ba3 Re8 16. Rf2 $16 {Komodo13}) 14... Nc6 $14 15. cxd5 (15. Ba3
Re8 16. Bd6) 15... Bxe2 16. Qxe2 Qxd5 $11 {Wh has given himself a backward d
pawn} 17. Rfd1 Rfc8 18. Ba3 Qd7 19. Qe4 Ne7 20. Bxe7 Qxe7 21. Rac1 Qd8 22. Rxc8
Rxc8 23. d5 exd5 24. Rxd5 Qc7 25. h3 Kf8 26. Qb4+ Kg8 $11 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.31"]
[White "Davies, Sam"]
[Black "Hawthorne, Julian N"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1693"]
[BlackElo "1344"]
[Annotator "kemen"]
[PlyCount "67"]
[EventDate "2019.??.??"]

{[%evp 0,67,30,42,50,68,43,15,60,44,64,54,71,46,66,52,119,48,60,54,79,94,68,55,
102,58,45,20,18,-11,4,42,46,-7,29,24,258,51,51,62,465,124,182,135,126,130,126,
139,139,151,146,125,158,118,165,181,137,165,165,140,591,144,29987,29988,29997,
29996,29997,29998,29999,-30000]} 1. e4 c5 2. Nc3 e6 3. g3 d6 (3... Nc6 {main,
most flexible}) 4. Bg2 Ne7 (4... Nf6) 5. d3 Ng6 $146 {this is going to walk
into an f5, Bl is falling behind in development} (5... Nbc6) (5... g6) 6. f4
Be7 7. Nf3 O-O 8. O-O (8. h4 $16 {Komodo13, another way to exploit the N
position}) 8... Nc6 9. Be3 {transposes to other games, 4-0} Qb6 {and goes off
again} (9... a6) (9... d5) (9... Rb8) (9... f5 {have been played without
success}) 10. Rb1 $16 Bf6 11. Ne2 Re8 (11... a5) 12. Kh1 (12. b4 $16 {Komodo13,
wins a pawn}) 12... Qc7 13. h3 {this plan allows Bl to swap the misplaced N} (
13. h4) 13... b6 14. g4 Nh4 15. Nxh4 Bxh4 16. f5 (16. g5 $16 {forces Bl to
weaken his K side to save the B}) 16... e5 (16... Bb7 $15) (16... Ne5 $15) 17.
Nc3 (17. g5) 17... Ne7 18. Qd2 (18. g5 $18 f6 19. Qh5 Rf8 20. Qxh4) 18... f6
$11 19. g5 Kf7 $2 (19... Rf8 $11) 20. Rg1 (20. Qe2 $1 $18) 20... Rg8 21. Bf3
$18 (21. Qe2 $1) 21... Bb7 22. Qe2 (22. Bh5+ g6 23. Rbf1 gxh5 24. Qe2 Bxg5 25.
Qxh5+ Kf8 26. Bxg5 Rxg5 27. Rxg5 fxg5 28. Qxh7 Nd5 29. Qh8+ Kf7 30. Qh5+ Kg8
31. Rg1 $18 {Komodo13}) 22... Qd7 (22... Raf8) 23. Rg4 (23. Bh5+ $18) (23. Rbf1
$18) 23... Bxg5 {Bl has escaped the worst} 24. Bxg5 fxg5 25. Rxg5 g6 (25...
Raf8 $15) 26. fxg6+ (26. Bg4 $16) 26... hxg6 (26... Nxg6 $11) 27. Bg4 Qd8 28.
Rg1 $18 Bc8 29. Qf3+ Kg7 30. Bh5 (30. Bxc8 Qxc8 31. Nd5 $18 {Komodo13}) 30...
Kh6 31. Bxg6 Bxh3 32. Qh5+ (32. Rh5+ Kg7 33. Rh7#) 32... Kg7 33. Qh7+ Kf6 34.
Qf7# 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.32"]
[White "Parri, Deio"]
[Black "Boulden, David"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "1651"]
[BlackElo "1825"]
[Annotator "kemen"]
[PlyCount "115"]
[EventDate "2019.??.??"]

{[%evp 0,115,19,31,14,-14,43,37,57,51,41,40,74,74,65,64,75,65,76,75,82,81,100,
91,94,86,66,85,97,59,69,55,84,84,82,132,266,272,272,269,269,269,266,112,95,89,
85,-35,244,232,438,435,482,484,489,179,258,259,364,179,229,214,232,215,240,227,
212,201,217,205,211,201,208,197,198,187,187,186,187,197,198,190,214,205,212,
212,228,158,158,95,98,85,172,173,169,157,189,189,185,151,158,151,188,181,179,
218,245,137,160,28,9,8,22,22,19,0,0,0]} 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6
5. e4 e5 (5... Bg7) (5... b5) 6. Bd3 Bg7 7. Nge2 Na6 8. a3 O-O 9. O-O Nc7 10.
f3 (10. b4) (10. Ng3) 10... a6 11. Bg5 (11. Be3 {2 Wh wins, 1 draw, 1 Bl win})
11... Bd7 12. Qd2 (12. b4 $16 {Komodo13}) 12... b5 13. b3 (13. b4) 13... Rb8
14. Rab1 b4 (14... Rb7 $14) 15. axb4 Rxb4 16. Na2 Rb6 (16... Rb7 17. Bc2 Qc8
18. Be3 $16 {Komodo13}) 17. b4 $18 Qa8 18. bxc5 Rxb1 19. Rxb1 dxc5 20. Qa5 (20.
Rb6 Rb8 21. Qb2 Rxb6 22. Qxb6 Qd8 23. Qxc5 $18 {Komodo13}) 20... Rc8 21. Qxc5 {
gives Bl counterplay} (21. Rb6 Nce8 22. Nac1 $18 {Komodo13; both the a & c
pawn will be taken}) 21... Ncxd5 {regains the pawn, but leaves the Bl pieces
precarious} (21... Ne6 22. Qe3 Nxg5 23. Qxg5 Qa7+ 24. Kh1 a5 $11 {the Wh pawns
are restained}) 22. Qd6 Qa7+ 23. c5 (23. Kh1 h6 24. Bh4 Nf4 25. Nxf4 Ne8 26.
Qd5 Bc6 27. Qa5 exf4 28. Nb4 Bb7 29. Nd5 Bxd5 30. cxd5 $16 {the a6 pawn is
weak, the d5 one strong, & Wh has 2 Bs on an open board}) 23... Nf4 (23... Ne8
24. Qxa6 Qxc5+ 25. Kh1 Ndc7 26. Qb6 Ne6 $11 {Komodo13}) 24. Nxf4 $18 Ne8 25.
Qb6 Qxb6 26. cxb6 exf4 27. Bxa6 (27. b7 $18 {wins a whole R}) 27... Bd4+ 28.
Kf1 (28. Kh1) 28... Rc2 29. Bxf4 (29. b7 $1 Ba7 30. Nc1 Bb8 31. Ne2 Nc7 32. Bd3
Rd2 33. Nxf4 $18 {Komodo13}) 29... Bxb6 30. Rxb6 Rxa2 31. Bc4 $18 {but could
have had a much greater advantage than just the pawn & the 2 Bs} Ra7 32. Be3 (
32. Rb8 Kg7 33. h4) 32... Rc7 33. Bd5 Ng7 34. Rb8+ Rc8 35. Rxc8+ Bxc8 36. Bd4
Ne6 37. Bf6 Kf8 38. Bc6 (38. Kf2) 38... Ba6+ (38... Nc5 39. Ke2 Bb7 40. Bd5 $18
(40. Bxb7 Nxb7 41. Ke3 $18 {but with the pawns all on one side, the N vs B
gives Bl some drawing hopes})) 39. Kf2 h5 40. h4 Nf4 41. g3 Nd3+ 42. Ke3 Ne1
43. e5 (43. Bc3 Nd3 44. f4) 43... Nc2+ 44. Kf4 {obstructs his pawns, though Wh
is trying to reach h6 with the K} (44. Ke4) 44... Nd4 45. Be4 Ne6+ (45... Ne2+
46. Kg5 Nxg3 47. Bd5 Bc8 $14 {Komodo13}) 46. Ke3 Bb5 47. f4 (47. g4 {sets up a
passed hp, or a weak h pawn by Bl}) 47... Nc5 48. Bf3 Bd7 49. Kd4 Ne6+ 50. Kd5
(50. Ke3) 50... Bc6+ $6 {to simplify, however this should lose quickly} 51.
Kxc6 Nd4+ 52. Kd7 Nxf3 53. Be7+ ({destoys the base of Bl's pawn structure} 53.
e6 $1 fxe6 54. Kxe6 Ng1 55. Bb2 (55. Be5) 55... Kg8 (55... Ne2 56. Kf6 Nxg3 57.
Kxg6 Ke8 58. f5 Kf8 59. f6 {and the pawn goes through} (59. Be5)) 56. Kf6 Kh7
57. f5 gxf5 58. Kxf5 Ne2 59. Be5 Kh6 60. Kf6 Ng1 61. Bf4+ Kh7 62. Kg5 Kg7 63.
Kxh5 {and the B is even of the right colour to assist the h pawn}) 53... Kg7
54. e6 {Wh plays the correct move, but with just the wrong timing, as the N
rides to the rescue} (54. Bf6+ Kh7 55. Ke7 Kg8 56. e6) 54... fxe6 55. Kxe6 Nd4+
56. Ke5 Nf5 57. Bf6+ Kf7 58. Bg5 {the N takes the pawn, & just keeps returning
to block f5, while there is no loger any entry for the Wh K} 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.33"]
[White "Sutcliffe, John"]
[Black "Connor, Michael I"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "1653"]
[BlackElo "1639"]
[Annotator "kemen"]
[PlyCount "94"]
[EventDate "2019.??.??"]

{[%evp 0,94,34,34,59,85,57,49,49,21,22,29,9,15,54,-62,-48,-30,11,-166,-113,
-114,-64,-72,-28,-55,-59,-73,3,-27,-20,-87,-28,-45,-8,-21,-14,-33,-11,-22,0,
-158,-152,-153,-138,-135,-150,-124,-124,-124,-92,-252,-247,-262,-255,-251,-233,
-239,-241,-253,-260,-256,-263,-266,-259,-290,-290,-314,-324,-324,-346,-401,
-410,-491,-368,-440,-402,-514,-500,-1249,-512,-527,-532,-29987,-854,-29987,
-555,-556,-558,-558,-353,-370,-368,-628,-992,-1134,-1149]} 1. e4 Nf6 2. e5 Nd5
3. d4 d6 4. c4 Nb6 5. f4 (5. exd6 {is more usual these days}) 5... dxe5 6. fxe5
c5 (6... Nc6 7. Be3 Bf5 {is the older line}) 7. Be3 {allows the destruction of
the centre, 13 % for Wh} (7. d5 {takes up the challenge} e6 8. Nc3 (8. d6 Qh4+
{22% for Wh}) 8... exd5 9. cxd5 c4 {54% for Wh, a normal outcome}) 7... Nc6 (
7... cxd4 $17 {main}) 8. Nf3 Bg4 (8... cxd4 9. Nxd4 (9. Bxd4 Bg4 10. Bc3 Qxd1+
11. Kxd1 O-O-O+ $19 {Komodo13}) 9... Nxe5) 9. Be2 (9. e6 fxe6 10. dxc5 $11 {
Komodo13, not yet played}) 9... e6 (9... cxd4 $19 {0-4}) 10. b3 (10. Nc3 Bxf3 (
10... cxd4 $19) 11. Bxf3 cxd4 12. Bxc6+ bxc6 13. Bxd4 Bb4 14. Bxb6 Bxc3+ 15.
bxc3 Qxb6 16. Qd4 O-O 17. O-O Rfd8 18. Qxb6 axb6 19. Rfd1 $17 {Alders-De Waal,
PKS op, Netherlands 2003,0-1}) (10. O-O cxd4 11. Nxd4 Bxe2 12. Nxe2 Qxd1 13.
Rxd1 Nxc4 14. Bf2 Nxb2 {Gutacker-Leimeister, Griesheim op, 2007, Wh resigned})
10... Be7 (10... cxd4 $19) 11. O-O O-O 12. dxc5 Nd7 13. Nbd2 Qc7 14. Ne4 Rad8
15. Qe1 Ndxe5 $17 16. Nxe5 Qxe5 (16... Nxe5) 17. Bxg4 Qxe4 18. Bf3 $11 Qe5 19.
Qf2 (19. Bf2 $11) 19... f5 (19... Nd4 $17) 20. Rae1 (20. Bxc6 bxc6 21. Rae1 $11
) 20... f4 $19 21. Bd2 Bxc5 22. Rxe5 Bxf2+ 23. Rxf2 Nxe5 24. Bxb7 Nd3 25. Rf1
Nc5 26. Bb4 Nxb7 27. Bxf8 Kxf8 (27... Rxf8) 28. Rxf4+ Ke7 29. g3 e5 30. Rf2 a5
31. Re2 Ke6 32. Kf2 Nc5 33. Ke3 Rd3+ 34. Kf2 e4 35. Kg2 Ke5 36. h3 Rf3 37. Rd2
Nd3 38. a3 Ne1+ 39. Kh2 Rxb3 (39... e3 {and the pawn goes though}) 40. Rd5+ Ke6
41. Rxa5 e3 (41... Nf3+ 42. Kh1 Rb2 {mates after Wh runs out of checks}) 42.
Kg1 Rb1 (42... Rb2) 43. Kf1 Nc2+ 44. Ke2 Rb3 (44... Re1+ 45. Kd3 Rd1+ 46. Kxc2
e2 47. Ra8 Ke7 48. Ra7+ Kf6 49. Ra6+ Ke5 50. Ra8 e1=Q $19) 45. Rd5 Nxa3 46. Rd3
Rxd3 47. Kxd3 Nxc4 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.34"]
[White "Davies, Huw"]
[Black "Williams, Raymond"]
[Result "0-1"]
[ECO "C52"]
[WhiteElo "1642"]
[BlackElo "1607"]
[Annotator "kemen"]
[PlyCount "76"]
[EventDate "2019.??.??"]

{[%evp 0,76,30,29,39,18,10,15,15,-14,-22,-36,-33,-42,-65,-72,0,0,0,-13,7,2,-1,
-4,22,16,14,6,-1,-1,0,-61,-34,-57,-32,-92,-69,-127,-49,-49,-16,-15,-13,10,0,0,
0,-20,-46,-46,14,-189,-186,-188,-188,-272,-219,-219,-196,-218,-223,-216,-216,
-221,-216,-220,-222,-329,-292,-292,-351,-349,-368,-374,-284,-284,-259,-611,
-617]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. Nxd4 {
this exchanges one of Wh's most useful attackers in the Evans Gambit.} (7. O-O)
(7. Qb3 {main lines}) 7... Nxd4 {56% for Wh} (7... Qf6 {appears even stronger,
29% for Wh}) 8. Qxd4 Qf6 9. O-O (9. e5) 9... Qxd4 (9... Bb6 10. Qd3 d6 11. Nd2
Nh6 (11... Ne7 $15) 12. Nf3 Qe7 13. Bg5 f6 14. Bxh6 gxh6 15. Qd5 (15. a4 $16)
15... Qg7 (15... c6 $11) 16. Nd4 {Mueller-Harbs, DESC email 2002,1-0}) 10. cxd4
d6 (10... Ne7 11. Bb2 O-O 12. Nc3 d6 13. Ne2 Ng6 14. Ng3 Bd7 15. Rad1 Nf4 16.
Bc1 Ne6 17. Bb2 g6 $15 {Eriksson-Lehtinen,FIN ch U18, Vantaa 1991,0-1}) 11. Bd2
Bxd2 12. Nxd2 Ne7 13. f4 O-O $15 14. f5 Nc6 15. Nb3 Bd7 (15... a5) 16. Rf3 Rae8
17. Re1 a6 18. h4 b5 (18... Nb4) 19. Bd3 Nb4 (19... Rb8) 20. Bb1 $11 {Wh has
got active piece play} Nc6 21. Rc1 a5 22. d5 Ne5 23. Rg3 (23. Rfc3 $11) 23...
a4 24. Nd4 Rc8 25. Nc6 (25. Rgc3 $11) 25... Bxc6 26. dxc6 Rb8 $19 (26... b4 $19
) 27. a3 Rb6 (27... b4) 28. Rgc3 Re8 29. Ba2 b4 30. axb4 Rxb4 31. Bd5 Ra8 32.
Ra1 Kf8 33. Rb3 axb3 34. Rxa8+ Ke7 35. Ra1 b2 36. Rb1 Nd3 (36... Ng4) 37. Kf1
Nc5 (37... Ra4 38. Bb3 Ra1 39. Bc2 Rxb1+ 40. Bxb1 Ne5 41. Ke2 Nc4 {wins the B})
38. g3 Na4 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.35"]
[White "Lloyd, Stephen M"]
[Black "Ashcroft, Graham J"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1526"]
[BlackElo "1823"]
[Annotator "kemen"]
[PlyCount "34"]
[EventDate "2019.??.??"]

{[%evp 0,34,24,30,75,68,69,62,57,45,74,51,42,40,40,34,60,68,46,40,72,47,98,32,
32,40,87,73,98,98,104,73,77,72,90,88,91]} 1. d4 f5 2. Nf3 Nf6 3. Bg5 e6 4. Nbd2
d5 5. e3 Be7 6. Bd3 (6. Ne5 {main}) 6... O-O 7. O-O Ne4 (7... Nbd7) 8. Bxe7
Qxe7 9. c4 c6 10. Ne5 Nd7 11. Nxd7 (11. Ndf3) 11... Bxd7 12. Nf3 Be8 $146 13.
Ne5 Qg5 14. f4 Qh4 15. Qe1 (15. Bxe4 fxe4 {leaves Wh with a good N vs a Bad B})
15... Qxe1 16. Rfxe1 h6 17. Bxe4 fxe4 $16 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.36"]
[White "Wells, Barrie"]
[Black "Francis, Matthew"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "1281"]
[BlackElo "1697"]
[Annotator "kemen"]
[PlyCount "37"]
[EventDate "2019.??.??"]

{[%evp 0,37,30,30,24,-28,43,1,46,21,13,-2,-6,1,8,3,9,12,11,-28,5,-22,8,-11,-21,
-28,5,-8,19,22,27,-2,30,-18,37,2,15,-18,58,-49]} 1. d4 Nf6 2. c4 c5 3. e3 {a
passive continuation, though it doen't give Bl that much to aim against} (3. d5
b5 {Benko Gambit, can get quite wild}) 3... g6 4. Bd3 (4. Nc3) 4... Bg7 5. Ne2
O-O 6. Nbc3 {Wh scores 22% from this position} d6 (6... cxd4 7. exd4 d5 {main,
Wh gets an isolated pawn, as} 8. c5 Nc6 9. O-O b6 {0.5-3.5}) (6... d5) 7. O-O
Nc6 8. d5 (8. a3 {main,2 draws, 3 Bl wins}) 8... Ne5 9. Rb1 $146 {Komodo13} (9.
f4 Nxd3 10. Qxd3 e6 {0-2}) 9... Nxd3 (9... a6 $15) (9... b5 10. cxb5 (10. Nxb5
Nxd3 11. Qxd3 Bf5 $19) 10... Nxd3 11. Qxd3 a6 $15 {Komodo13, with a good
version of a Benko gambit}) 10. Qxd3 Nd7 (10... b5 $15 {Komodo13}) 11. Ng3 (11.
b3 $11) 11... Ne5 12. Qe2 f5 {the game becomes a version of a Leningrad Dutch,
though the exchange of a pair of Ns has left Bl few fewer attacking chances}
13. Bd2 (13. f4 Ng4 14. h3 Nh6 15. e4 $11 {Bl must take care of e6} e6 $11)
13... Ng4 {provoking a weakness on the K side, but the N is better placed on
e5 than where it lands up on f6} 14. h3 Nf6 (14... Nh6 {preferred now by
Komodo13}) 15. a3 (15. b3) (15. e4 Nxe4 16. Ncxe4 fxe4 17. Nxe4 Bf5 18. Rbe1
Bxe4 19. Qxe4 Rf7 20. b3 $16 {Komodo13}) 15... a5 (15... e5 16. dxe6 Bxe6 $11 {
Komodo13}) 16. b4 (16. e4 $16) 16... b6 (16... axb4 17. axb4 Nd7 $11 18. e4 $2
f4 $19) 17. e4 (17. bxc5 {giving the R access to the b file} bxc5 18. e4 f4 (
18... fxe4 19. Ncxe4 Nxe4 20. Nxe4 Bf5 21. g4 $16) 19. Bxf4 Nxe4 20. Qxe4 Bxc3
21. Bh6 Rf7 22. Qe2 Bd4 23. Ne4 Bf5 24. Ng5 Bxb1 25. Nxf7 Bd3 26. Qe6 Qc8 27.
Qxe7 Qe8 28. Qxe8+ Rxe8 29. Nxd6 Bxf1 30. Kxf1 $16 {Komodo13}) 17... Nxe4 (
17... axb4 18. axb4 Nxe4 19. Ncxe4 fxe4 20. Nxe4 Ra2 $11 {Komodo13}) 18. Ncxe4
fxe4 (18... axb4) 19. Nxe4 (19. bxa5 bxa5 20. Nxe4 $16) (19. Nxe4 axb4 20. axb4
Ra2 $11) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.37"]
[White "Smith, Andrew Pe"]
[Black "Lee, Michael A"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1668"]
[BlackElo "1472"]
[Annotator "kemen"]
[PlyCount "33"]
[EventDate "2019.??.??"]

{[%evp 0,33,19,29,30,8,3,-5,31,-33,24,-3,31,-24,207,200,200,96,181,181,214,190,
202,134,268,167,173,219,428,773,882,675,991,1069,1019,1011]} 1. e4 e5 2. d4
exd4 3. Nf3 Nc6 4. Bc4 Be7 {Bl gets a slightly cramped position from this} (
4... Nf6) (4... Bc5 {main lines, both more active}) 5. O-O {64% for Wh} (5.
Nxd4 {60%}) (5. c3 {71%}) 5... d6 6. c3 (6. Nxd4 {main}) 6... Ne5 $2 (6... Nf6
$11) (6... dxc3 7. Qb3 $16) 7. Nxe5 $2 dxe5 8. Qb3 (8. Qh5 $18 {is stronger})
8... Bf6 (8... Be6 {had to be tried, which could survive} 9. Bxe6 fxe6 10. Qxe6
Qd6 $11 11. Qg4 Bf6 (11... Nf6 $15) 12. cxd4 Rd8 13. Nc3 $18 {Solti-Fabian,
Budapest FS08, 2009,1-0}) 9. Bxf7+ $18 Kf8 10. f4 Qe7 11. Bc4 c6 12. fxe5 Qxe5
13. Bf4 Qxe4 14. Nd2 (14. Bxg8 Rxg8 15. Bd6+ Ke8 16. Qxg8+ Kd7 17. Bg3 $18)
14... Qg6 15. Bd6+ (15. Bxg8) 15... Ne7 16. Rae1 Ke8 17. Bxe7 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.38"]
[White "Roberts, Malcolm A"]
[Black "Lambert, John F"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1616"]
[BlackElo "1788"]
[Annotator "kemen"]
[PlyCount "83"]
[EventDate "2019.??.??"]

{[%evp 0,83,19,25,76,40,51,45,75,70,54,38,43,33,33,24,38,-20,3,4,-5,-6,1,-5,21,
-39,-1,-18,22,-16,-8,-29,-26,-36,-5,-26,-27,-47,-47,-49,-44,-49,-8,-65,-67,-92,
-53,-52,-54,-41,-51,-51,-64,-59,-57,-64,-39,-49,-36,-32,-38,-38,-39,-38,-39,
-43,-55,-55,-51,-55,-55,-73,-78,-72,-13,-60,-17,-11,0,0,0,0,0,0,0,0]} 1. e4 c5
2. Nf3 Nc6 3. Nc3 g6 4. Bc4 (4. d4) 4... Bg7 5. a3 {preserving the B from
exchange} d6 6. d3 Nf6 7. h3 O-O 8. Ne2 (8. O-O {more flexible}) 8... Nd7 $146
(8... d5 $11 {Komodo13}) 9. c3 Nde5 10. Nxe5 Nxe5 11. Ba2 Bd7 (11... b5) 12.
O-O Rc8 13. Be3 Kh8 14. Ng3 Bb5 15. c4 {the Wh B is now not much use} (15. Bb1
{looks better, reserving d4 after a R move.}) 15... Bd7 16. Qd2 f5 (16... Bxh3
17. f4 (17. gxh3 Nf3+ $19) 17... Ng4 18. gxh3 Nxe3 19. Rf3 (19. Qxe3 Bd4 $19)
19... Bd4 20. Rxe3 e5 21. Rf1 Qh4 22. Ne2 Bxe3+ 23. Qxe3 f5 24. Qg3 Qxg3+ 25.
Nxg3 exf4 26. Rxf4 fxe4 27. Rxf8+ Rxf8 28. Nxe4 Rf3 29. Bb1 Rxh3 30. Kg2 Re3
31. Kf2 Rh3 32. Kg2 $11 {Komodo13}) 17. f4 Nc6 18. Rae1 Nd4 19. b4 b6 20. exf5
Bxf5 21. Nxf5 Nxf5 $17 22. Kh2 Nxe3 (22... Bd4 23. Bxd4+ Nxd4 {and Bl has a
wonderful N vs a near useless B}) 23. Qxe3 e5 24. fxe5 Rxf1 25. Rxf1 Bxe5+ 26.
Kh1 Qe7 $17 27. Qf3 Kg7 28. b5 {another pawn on the same colour as the B; so
it can't get out via a4 either} Rf8 {incautious as the opposite colour Bs
means that the Bl K has no entry} (28... Bd4 29. Bb3 Re8 30. Bd1 Qe3 $15) 29.
Qxf8+ Qxf8 30. Rxf8 Kxf8 31. g4 (31. Bb3) 31... Ke7 32. Kg2 Kf6 33. h4 Bc3 34.
Kf3 Ke5 35. h5 gxh5 36. gxh5 Kf5 37. Bb1 (37. d4 $1 $11 {liberates the B} cxd4
38. Bb1+ Kg5 39. Bxh7 Kxh5 40. a4 {and neither of the d pawns are going
anywhere}) 37... Kg5 38. d4 h6 39. Bg6 Kf6 40. dxc5 dxc5 41. Ke4 Ke6 42. a4
1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "2.39"]
[White "Doherty, Paul"]
[Black "Spencer, Elliott"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1738"]
[BlackElo "1743"]
[Annotator "kemen"]
[PlyCount "103"]
[EventDate "2019.??.??"]

{[%evp 0,103,19,17,18,-16,28,48,45,50,86,88,80,25,41,-17,58,37,37,8,12,-21,12,
-17,37,-4,57,10,71,33,51,38,38,33,44,39,70,62,167,104,144,152,153,170,188,194,
199,155,242,227,213,212,215,163,157,152,151,141,156,115,115,80,113,2,47,-14,81,
14,47,38,68,39,101,68,75,78,80,75,104,80,73,82,75,64,163,163,213,146,250,137,
128,116,164,145,228,193,182,178,209,196,370,167,390,499,512,456]} 1. d4 Nf6 2.
c4 c5 3. d5 (3. e3 {Wells-Francis, same round, 1/2-1/2}) 3... e6 (3... b5 {
more frequent}) 4. Nc3 exd5 5. cxd5 d6 6. Bg5 (6. e4 {main, but Wh has in mind
a system played by Smyslov, where the e pawn is not as vulnerable as here.})
6... a6 7. a4 g6 8. Qc2 (8. e4 {still main move here}) 8... Bg7 9. e3 O-O 10.
Nf3 Re8 11. Be2 (11. Bd3) 11... Qc7 12. O-O b6 (12... Bf5) 13. Nd2 Nbd7 14.
Rfe1 (14. Nc4 $16 {Komodo13}) 14... Rb8 15. Bf4 Ne5 16. Rac1 Nfd7 17. e4 $11
Nf8 18. Bg3 Bd7 (18... g5 19. Nf1 Nfg6 $11) 19. h3 $16 (19. Bxa6 $18) 19... g5
20. Bxa6 $18 Nfg6 21. Nb5 Bxb5 22. Bxb5 Re7 23. Nb3 (23. Nf1 {aims for f5})
23... h6 (23... Qd8) 24. Nd4 Qd8 25. Nf5 Ra7 26. Nxg7 {the N is actually far
better than the B & can be the basis of a later K side attack} (26. Qd2 Kh7 27.
b3 Qf6 28. Rf1 $18 {preparing the attack}) 26... Kxg7 27. Qd2 Qf6 28. Rf1 Nf4
29. Bxf4 gxf4 30. Rc3 Kh7 {the Bl N is now much better than the B, & Wh will
struggle to make something from the extra pawn} 31. Qe2 Rg8 $11 32. Kh2 Qh4 (
32... f3 33. Rxf3 {only move} Nxf3+ 34. Qxf3 Qxf3 35. gxf3 f5 $15) 33. f3 Qg3+
(33... Rg3) 34. Kh1 Qh4 35. Bc6 Qd8 36. Rb3 Qc7 37. Qb5 Rb8 {Bl should keep up
the K side campaign} 38. Qe2 Qe7 39. Qd2 Qh4 40. Ra1 h5 41. a5 {at last some
activity for Wh, but it shouldn't be tgood at all} Ng6 (41... c4 $1 {Komodo13}
42. Rc3 Rxa5 (42... bxa5) 43. Raa3 Qg3 $17 {the Wh B is still a rather big pawn
}) 42. a6 $16 Qd8 43. Rba3 (43. e5 $1 dxe5 44. d6 $18 {Komodo13}) 43... b5 (
43... Qh4) 44. Bb7 (44. b4 $1 {keeps the b pawn back} cxb4 45. Qxb4 Ne5 46.
Bxb5 $18 {Komodo13}) 44... b4 45. Ra4 h4 (45... Qh4 46. Ra5 Ne5 47. Rb5 Rd8 48.
Qe1 Qf6 49. Bc6 Nd3 50. Qb1 Ne5 51. Rb7 $18 {Komodo13 nudged forward}) 46. b3 (
46. e5 $18) 46... f6 47. Qd3 Kh6 48. Re1 Ne5 49. Qd2 Kg5 {selfpins are often
dangerousdangerous} (49... Ng6) 50. Rg1 (50. g3 $1 $18 hxg3 51. Rg1 Ng6 52.
Rxg3+ Kh6 53. Rg4 Kh7 54. Qg2 $18 {Komodo13}) 50... Qh8 (50... Qd7 {holds up g3
}) 51. g3 $18 Kh6 52. Qxf4+ (52. Qxf4+ Kg7 (52... Kh7 53. gxh4 (53. Qxh4+ {
should work as well}) 53... Rg8 54. Raa1) 53. gxh4+ Kf8 54. Ra2 {and the Rs
pile in}) 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.14"]
[White "Benson, Paul J"]
[Black "Davies, Sam"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "1849"]
[BlackElo "1693"]
[Annotator "kemen"]
[PlyCount "51"]
[EventDate "2019.??.??"]

{[%evp 0,51,26,25,54,26,43,20,71,66,60,44,34,-22,-8,-15,-18,-2,15,9,94,64,88,
90,79,90,88,59,69,51,49,61,77,77,83,104,101,82,105,91,98,99,92,92,130,66,74,80,
80,78,71,71,71,72]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 (5. f4 c5 6.
dxc5 Nc6 7. a3 Bxc5 8. Qg4 Bxg1 9. Qxg7 Qb6 10. Qxh8+ Ke7 11. Nd1 {R van
Kemenade- Benson, Isle of Man 2000,1-0}) 5... c5 6. dxc5 Bxc5 7. Bd3 Nc6 8. Bf4
Qb6 9. O-O Nb4 (9... Qxb2 10. Nb5 O-O 11. Bxh7+ $18 {Cloud Engines & games})
10. Na4 {main} (10. Be2 {also played}) 10... Qc6 11. Nxc5 Qxc5 12. a3 (12. Re1
Nxd3 13. cxd3 Qb4 14. Qd2 Qxd2 15. Bxd2 Nc5 16. d4 $14 {Diaz Herrero-Sanz
Rodero, Bizkaia ch U67, Bilbao 2006,1/2-1/2}) (12. c3 Nxd3 13. Qxd3 Qb6 14. b4
Nf8 15. Nd4 $11 {Guadamuro Torrente-Perez Gonzales,ESP ch women, Novetle 2008,
1-0}) 12... Nxd3 13. Qxd3 (13. cxd3) 13... a6 14. b4 Qc7 15. Rfc1 b5 16. a4 Rb8
17. axb5 axb5 18. Ra5 $16 Qc4 19. Qxc4 bxc4 20. c3 Nb6 21. Be3 O-O 22. Bxb6 (
22. Bc5 Rd8 23. Nd4 Bd7 24. Rca1 $18 {Komodo13}) 22... Rxb6 23. Rca1 f6 24. Ra7
Rf7 25. Ra8 Rf8 26. R8a7 $16 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.21"]
[White "Lee, James"]
[Black "Pinch, David"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "1885"]
[BlackElo "1673"]
[Annotator "kemen"]
[PlyCount "58"]
[EventDate "2019.??.??"]

{[%evp 0,58,33,27,28,24,61,63,69,22,23,32,12,2,38,23,18,20,47,53,41,51,44,13,
39,42,12,18,14,-18,-1,-5,2,-25,7,-4,27,6,22,2,9,15,84,10,25,28,29,-35,-42,-166,
-149,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. Nf3 c6 3. Bf4 Bf5 4. c4 Nf6 5. Nc3 e6 6.
c5 (6. e3) (6. Qb3) 6... Nbd7 7. e3 Be7 8. Bd3 (8. Be2) 8... Bg6 (8... Bxd3 {
main}) 9. O-O Nh5 10. Bxg6 (10. b4 {1/2}) (10. h3 {1/2 played}) 10... hxg6 11.
Ne5 Nxe5 12. Bxe5 f6 13. Bg3 Nxg3 14. hxg3 (14. fxg3) 14... f5 15. b4 Kf7 16.
f3 Rh5 (16... a5 $15) 17. Kf2 Qh8 18. Rh1 (18. b5) 18... Qh6 19. Ne2 Rh8 (19...
Rxh1 20. Qxh1 Qxh1 21. Rxh1 a5 $11) 20. Rxh5 Qxh5 (20... gxh5 $11 {Komodo13})
21. Nf4 $16 (21. b5 $16) 21... Qh7 22. a4 (22. b5) (22. Nd3) 22... Bf6 23. a5
e5 (23... g5 $15) (23... a6 $11) 24. Nxd5 $5 (24. dxe5 Bxe5 25. a6 $1 $18 {
Komodo13}) 24... cxd5 25. dxe5 Bxe5 26. Qxd5+ Kf6 27. f4 Bxa1 28. Qd6+ Kf7 29.
Qd7+ Kf6 $11 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.22"]
[White "Williams, Duncan"]
[Black "Taylor, Robert P"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "1750"]
[BlackElo "1673"]
[Annotator "kemen"]
[PlyCount "67"]
[EventDate "2019.??.??"]

{[%evp 0,67,19,21,43,43,30,43,26,34,36,35,40,12,49,18,56,19,14,16,46,13,68,51,
60,0,-11,4,4,12,16,-57,-65,-75,-60,-73,-12,-9,11,-3,87,58,60,48,34,30,46,42,21,
-23,-28,-5,20,5,3,-2,5,-19,-3,-4,-19,-10,-7,-93,-2,-24,-9,2,11,11]} 1. e4 e6 2.
d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8. Bd3 O-O 9.
Qd2 (9. Qe2) 9... g6 (9... b6) 10. Nxf6+ (10. O-O-O Bg7 11. g4 {
Lewis-Fernandez, LSS email 2011,1-0}) 10... Qxf6 11. O-O-O c5 (11... e5 $11 {
Komodo13}) 12. c3 (12. h4 cxd4 13. h5 Nc5 14. Ng5 h6 15. Ne4 Nxe4 16. Bxe4 g5
17. Qxd4 Kg7 18. g3 Qxd4 19. Rxd4 Rb8 {Vicek-Dobrotka SVK ch tm 2002,1/2-1/2})
12... cxd4 13. Nxd4 Ne5 (13... Nc5 14. Bc2 e5) 14. Bc2 Bd7 15. f4 (15. h4)
15... Nc4 $17 16. Qf2 e5 17. Ne2 Nb6 (17... Bg4 $15) 18. Qg3 $11 exf4 19. Nxf4
Kh8 20. Rhf1 Qg7 21. Rd4 Bc6 22. Rfd1 Rfe8 23. h4 Qe5 24. Rd8 Raxd8 25. Rxd8
Qe7 26. Rxe8+ Qxe8 27. Qf2 Qe7 28. Qd4+ Kg8 29. h5 Qg5 30. hxg6 hxg6 31. g3 (
31. Qd2 $11) 31... Nd5 (31... Qxg3 $15) 32. Qf2 Nxf4 33. gxf4 Qg2 34. Qxg2
1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.24"]
[White "Connor, Michael I"]
[Black "Cawston, M John"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "1639"]
[BlackElo "1813"]
[Annotator "kemen"]
[PlyCount "88"]
[EventDate "2019.??.??"]

{[%evp 66,66,-1069]} 1. d4 Nf6 2. c4 Nc6 3. g3 (3. Nf3) (3. Nc3) 3... e5 4. e3
(4. d5 {main}) (4. Nf3) 4... Bb4+ 5. Bd2 (5. Nc3 {2 games each}) 5... exd4 (
5... Bxd2+ 6. Qxd2 O-O 7. d5 Ne7 8. Nc3 d6 9. Bg2 Bd7 10. Nf3 Ng6 11. O-O Nh5
12. b4 f5 {Simunic-Levacic, CRO ch tm U16, Nasice 2017,0-1}) 6. exd4 Qe7+ 7.
Qe2 Bxd2+ 8. Nxd2 Nxd4 (8... Qxe2+ 9. Bxe2 (9. Nxe2 Nb4 10. Kd1 Ng4 $19) 9...
Nxd4 $17) 9. Qxe7+ Kxe7 $17 10. Bd3 Re8 11. O-O-O Kf8 12. Nh3 d6 (12... d5 $19)
13. Nf4 Bg4 (13... Ng4) 14. Rde1 Nf3 15. Rxe8+ Rxe8 16. Nb3 Ne5 17. h4 (17. Kc2
) 17... Nxd3+ (17... h6) 18. Nxd3 Bf3 (18... Be2 19. Kc2 Ng4 $19 {Komodo13})
19. Re1 Rxe1+ 20. Nxe1 Be2 21. Nd2 Ng4 22. f3 Ne3 23. b3 Nf5 (23... Ke7) 24.
Ne4 Nd4 25. f4 Bg4 26. Kd2 f5 27. Nc3 c6 28. Ke3 Ne6 29. Nd3 Ke7 30. b4 a6 31.
a4 Bh3 32. Kf2 Nd4 33. Ke3 Ne6 34. Kf2 Nc7 35. Nd1 b5 36. axb5 axb5 37. c5 Nd5
$17 38. Ne3 Nxe3 (38... Nf6 $19) 39. Kxe3 Bf1 40. cxd6+ Kxd6 41. Ne5 c5 42. Kd2
cxb4 43. Kc2 Bc4 44. Kd2 Kc5 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.25"]
[White "Williamson, Graham A"]
[Black "Bush, Ian"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1789"]
[BlackElo "1578"]
[Annotator "kemen"]
[PlyCount "71"]
[EventDate "2019.??.??"]

{[%evp 0,71,45,27,27,-3,72,53,31,31,33,20,4,-2,38,45,31,31,50,8,17,6,48,-7,38,
57,56,45,52,39,42,4,22,4,71,86,86,86,132,59,64,46,182,44,81,38,44,66,77,87,87,
54,118,129,234,214,300,196,255,233,241,227,232,232,385,270,361,368,343,267,343,
316,643,648]} 1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. c3 O-O 6. Bc4 (6. h3)
(6. Be2) 6... c6 (6... Nbd7) 7. Nbd2 d5 $146 {here, though transposes} (7...
Nbd7) (7... b5) 8. Bd3 Nbd7 9. Qc2 (9. O-O) 9... c5 10. O-O $146 (10. h4) (10.
b3 {played}) 10... b6 (10... Nh5) 11. e4 c4 12. Be2 Bb7 13. e5 Ne8 14. Bg3 (14.
h4 $16) 14... Nc7 15. Ng5 Bh6 16. Ndf3 f6 17. exf6 Rxf6 18. h4 $18 Bc8 19. h5 (
19. b3) 19... Nf8 20. Be5 Rc6 (20... Bf5) 21. Kh2 (21. Qc1) 21... Bf5 22. Qd1
Nce6 23. Nxe6 Nxe6 24. hxg6 Bxg6 25. Rh1 Bf4+ 26. Kg1 $18 Bxe5 27. Nxe5 Rcc8
28. Nxg6 (28. Bh5 $18) 28... hxg6 29. Bg4 Rc6 30. Qd2 Qf8 31. Re1 Nf4 32. Re3
Rf6 33. g3 Nd3 34. f3 (34. Be6+ $18) 34... Kg7 35. Qh2 Qh8 (35... Kf7 36. Qe2
Ke8 37. Be6 $18 {Komodo13}) 36. Rxe7+ 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.26"]
[White "Williams, Raymond"]
[Black "Dean, Robert A"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1607"]
[BlackElo "1807"]
[Annotator "kemen"]
[PlyCount "72"]
[EventDate "2019.??.??"]

{[%evp 0,72,26,17,47,30,55,26,-13,-6,-6,4,-11,-9,27,-4,0,9,5,7,-4,0,0,25,25,0,
0,1,16,2,0,-359,-323,-422,-379,-489,-495,-495,-250,-230,-221,-221,-169,-181,
-52,-239,-113,-108,0,75,342,-37,-107,-136,-105,-169,0,-168,-174,-34,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3
Nc6 7. Ngf3 (7. Ne2) (7. Ndf3 {alternatives}) 7... Qb6 8. O-O cxd4 9. cxd4 Nxd4
10. Nxd4 Qxd4 11. Nf3 Qb6 12. Qa4 Bc5 (12... Qb4 13. Qc2 {main}) 13. Qg4 g6 14.
b3 (14. Rb1) (14. a3) 14... Qb4 (14... Nxe5 15. Nxe5 Bd4 16. Qf4 (16. Bb5+ $18
{Komodo13}) 16... f6 17. Qxf6 {2-0}) 15. Qg3 (15. Bf4 $11) 15... Qc3 $17 16.
Bb5 Qxa1 $19 17. Be3 Qc3 18. Rc1 Qb2 (18... Qxe3 $19 {Komodo13}) 19. Rxc5 a6
20. Bxd7+ Bxd7 21. h3 Rc8 (21... O-O $15) 22. Qg5 Qb1+ 23. Kh2 Qf5 (23... O-O
$11) 24. Qh6 $18 Rxc5 25. Bxc5 (25. Qg7 $1 {correct follow-up} Kd8 26. Qxh8+
Kc7 27. Bxc5) 25... Kd8 26. Qh4+ Kc8 27. Qb4 Qe4 28. Qc3 Kb8 29. Bd6+ Ka8 30.
Qc7 Qf4+ 31. Kh1 Rc8 32. Qxd7 Rc1+ 33. Ng1 Rxg1+ 34. Kxg1 Qc1+ 35. Kh2 Qf4+ 36.
Kh1 Qc1+ 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.27"]
[White "Gamble, Raymond J"]
[Black "Parri, Deio"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1852"]
[BlackElo "1651"]
[Annotator "kemen"]
[PlyCount "86"]
[EventDate "2019.??.??"]

{[%evp 0,86,26,26,23,18,18,12,19,9,15,10,6,11,15,9,8,8,2,-4,-6,-7,-7,-2,-6,-20,
6,0,1,-10,8,0,9,4,4,0,-3,-15,-13,-16,-15,-35,-11,-14,7,0,35,34,58,56,61,61,86,
87,103,94,104,85,105,89,135,131,229,156,144,150,154,154,143,146,127,122,124,
124,108,120,127,128,147,142,578,139,139,120,120,85,119,129,137]} 1. d4 d5 2.
Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 O-O 6. O-O Nbd7 7. e4 {the original Colle
motif} dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bd3 b6 11. c3 (11. Qe2) 11... Bb7 12.
Qe2 h6 (12... c5 {main}) 13. Bf4 (13. Rd1 {2-0}) 13... Bd6 14. Bxd6 $146 (14.
Ne5 {6 Wh wins, 2 draws,1 Bl win}) (14. Be5 {o.5-1.5}) 14... cxd6 15. Rfe1 Qd7
$11 16. Rad1 a6 17. h3 b5 18. a3 Rac8 19. Nh2 Rfe8 20. Bb1 Qc6 21. f3 Qc7 22.
Ng4 Qe7 (22... Nd5) 23. Qd3 g6 (23... Kf8) 24. Nxh6+ $16 Kg7 25. Ng4 Nxg4 26.
fxg4 (26. hxg4 Rh8 $11) 26... Bd5 27. Qg3 $16 Rh8 28. Rd2 Rce8 29. Rf2 (29.
Rde2) 29... Bc4 30. Bd3 d5 (30... Bxd3 31. Qxd3 Rhf8 32. Qe4 $16 {\Komodo13})
31. Ref1 (31. Bc2 $18 {threatens the B with b3} b4 32. axb4 $18) 31... Ref8 32.
Bxc4 bxc4 33. g5 $18 (33. Qe5+ Kg8 (33... f6 34. Rxf6 Rxf6 35. g5 $18) 34. Rf6
$18 {Komodo13}) 33... Rh5 34. Qe5+ (34. Rf6) 34... Kg8 35. Rf6 Rh4 36. R1f4 (
36. Qg3 Rh7 37. h4 $18 {Bl can only sit wait while Wh prepares a breakthrough})
36... Rh7 37. h4 a5 38. g3 a4 39. Rf2 Ra8 (39... Qb7) 40. Qe2 (40. h5 $18 gxh5
(40... Rxh5 41. Rxf7 Qxf7 42. Rxf7 Kxf7 43. Qf6+) 41. g6 $18 {Komodo13}) 40...
Rf8 41. Qc2 Ra8 42. Rh2 Qc7 43. Qf2 e5 (43... e5 44. h5 $1 $18 gxh5 45. g6 fxg6
46. Qf3 $1 (46. Rxg6+ Rg7 47. Qf5 Qf7 48. Rxg7+ Qxg7 49. Qe6+ Qf7 50. Qxe5 Re8
51. Qg5+ Qg7 52. Qxd5+ Qf7 53. Qg5+ (53. Qxf7+ Kxf7 54. Rxh5) 53... Qg7 54.
Rxh5 Qxg5 55. Rxg5+ Kf7 56. Rb5 $18) 46... Kg7 47. Rf2 Qd8 48. dxe5 $18 {
Komodo13}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.28"]
[White "Boulden, David"]
[Black "Lloyd, Stephen M"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "1825"]
[BlackElo "1526"]
[Annotator "kemen"]
[PlyCount "45"]
[EventDate "2019.??.??"]

{[%evp 0,45,26,26,29,16,18,2,38,25,25,20,36,24,21,31,60,44,51,28,45,37,40,70,
70,75,75,-19,90,132,126,45,43,45,37,22,206,213,244,149,152,101,29989,29990,
29995,29996,29997,29998]} 1. d4 Nf6 2. Nc3 d5 3. Bg5 Ne4 (3... Nbd7) (3... e6 {
main lines}) 4. Nxe4 dxe4 5. c3 (5. e3 {main}) 5... h6 6. Bh4 Nd7 $146 (6... c6
) (6... Bf5) 7. Qc2 g5 8. Bg3 f5 (8... Nf6 9. e3 $16) 9. f3 Nf6 10. e3 e6 11.
fxe4 Nxe4 12. Be5 Nf6 13. Be2 (13. e4 $18 {Komodo13}) 13... g4 14. Bxg4 Bd6 15.
O-O-O (15. Bh5+ $4) 15... Nxg4 16. Bxh8 Nxe3 17. Qe2 Qh4 (17... Nxd1 18. Kxd1
Qe7 $14 {Komodo13}) 18. Nf3 $18 Qe4 19. Ne5 (19. Rde1) 19... Bxe5 20. dxe5 Bd7
21. Qh5+ Kd8 22. Bf6+ Kc8 23. Qe8+ 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.29"]
[White "Hirst, Joe"]
[Black "Fisher, Peter S"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1604"]
[BlackElo "1788"]
[Annotator "kemen"]
[PlyCount "93"]
[EventDate "2019.??.??"]

{[%evp 0,93,80,11,103,84,69,77,70,48,30,27,75,37,74,59,58,45,123,30,22,14,14,
19,51,19,56,-92,43,22,29,-3,86,80,54,12,-7,-4,4,-9,-17,-17,-48,-111,0,-43,-22,
-47,1,-9,0,0,-73,-79,92,130,130,79,165,68,219,248,249,226,241,211,347,349,417,
401,466,493,856,259,310,152,189,175,173,196,237,163,163,163,163,174,206,171,
179,161,176,142,29993,29994,29995,29996]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4
Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. Be3 b5 9. a3 Bb7 10. f3 O-O 11. Qe1 Qc7 (
11... Nbd7) 12. Qg3 Re8 13. Bh6 $146 (13. Rad1 Nbd7) 13... Bf8 14. Bg5 Be7 15.
Bd3 Qc5 16. Be3 Qc7 17. f4 Nbd7 18. Qf3 Nb6 $15 19. g4 Nc4 20. Bxc4 Qxc4 21. g5
Nd7 (21... e5 $17 {Stockfish9 & Komodo13}) 22. h4 Rac8 23. h5 f5 (23... Nc5 $17
) 24. Nxe6 (24. Qh3 $11) 24... Qxe6 $17 25. exf5 Bxf3 26. fxe6 Nc5 (26... Ne5
$1 27. fxe5 {Komodo13} Bxh5 $17) 27. Rxf3 $16 Nxe6 28. Rf2 (28. Nd5 $16 Rxc2
29. f5 $18 {Komodo13}) 28... Nc7 29. Rd1 (29. Bb6 Na8 30. Bd4 Nc7 31. Re1 $18 {
Komodo13}) 29... Rcd8 30. Bb6 $18 Rc8 31. Bxc7 Rxc7 32. Nd5 {the N controls
play} Rd7 33. Re2 Kf8 34. Rde1 Kf7 35. f5 a5 36. f6 (36. g6+ hxg6 37. hxg6+ Kf8
38. Rh2 $18 {Komodo13}) 36... gxf6 37. Nxf6 (37. g6+ hxg6 38. hxg6+ {
Stockfish9 & Komodo13}) 37... Bxf6 38. Rxe8 Bxb2 39. Rb8 Bxa3 40. Rxb5 Bc5+ 41.
Kg2 a4 42. Ra5 a3 43. Ra4 Rb7 44. Rf4+ (44. Kf3) 44... Kg7 45. Kg3 Ra7 (45...
h6 46. g6 Ra7 47. Kg4 $18 {Komodo13}) 46. h6+ Kg6 47. Kg4 {mating} 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.30"]
[White "Rajagopal, Juan"]
[Black "Carlucci, Paul A"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1600"]
[BlackElo "1769"]
[Annotator "kemen"]
[PlyCount "63"]
[EventDate "2019.??.??"]

{[%evp 0,63,26,29,18,-21,5,4,22,28,41,19,24,-3,34,28,69,53,56,-16,-24,-24,8,
-37,-27,-25,-21,-37,-37,-34,0,0,0,-12,-11,-4,-3,-3,0,-82,-84,-311,-84,-206,
-206,-298,-166,-532,-213,-520,-514,-513,-530,-548,-548,-621,-732,-779,-779,
-800,-602,-878,-839,-29995,-29996,-29997]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3
Bb7 5. Bg5 (5. a3) 5... Be7 6. Qc2 d5 7. e3 Ne4 (7... Nbd7) (7... O-O) 8. Bxe7
Qxe7 9. Nxe4 (9. cxd5) 9... dxe4 10. Nd2 f5 (10... O-O 11. Nxe4 Bxe4 12. Qxe4
Qb4+ 13. Kd1 Qxb2 14. Qb1 Qxf2 15. Qe4 Nd7 16. Be2 Qf6 17. Rf1 Qh6 18. Rf3 {
Blaschke-Hohmann, NRW ch tm U18, 1994,1/2-1/2}) 11. Be2 (11. O-O-O Nd7 12. f3
Nf6 13. Be2 O-O 14. Nb3 Rfd8 15. Rd2 c5 16. Rhd1 {Klose-Luebbers,Bayern ch
Seniors, Schloss Schey 1999,1/2-1/2}) 11... O-O 12. O-O Nd7 13. Rac1 c5 $11 14.
Nb3 Nf6 15. dxc5 bxc5 16. Na5 Rad8 17. Rfd1 Ba8 18. h3 e5 19. f3 $2 (19. b4 $11
) 19... exf3 (19... Nh5 $19) 20. gxf3 g6 (20... Nh5 $19) (20... Ne4 $19) 21. b4
Nh5 22. Rxd8 Rxd8 23. Kh2 Qh4 (23... Qg5) 24. Rg1 Qf2+ (24... e4 $1) 25. Rg2
Qxe3 26. Qxf5 Nf4 27. bxc5 Nxg2 28. Qe6+ Kg7 29. Qe7+ Kh6 30. Qxd8 Qxe2 31. c6
Nh4+ 32. Kg3 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.31"]
[White "Banerjee, Sanjoy K"]
[Black "Holland, Ray J"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1571"]
[BlackElo "1766"]
[Annotator "kemen"]
[PlyCount "49"]
[EventDate "2019.??.??"]

{[%evp 0,49,19,31,68,48,60,46,46,22,31,42,37,47,29,37,66,61,59,37,51,56,44,51,
43,41,44,36,39,29,20,0,28,9,17,9,5,0,-1,-13,-8,-21,-21,-28,-28,-41,-11,-76,-63,
-99,-89,-93]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7.
Qb3 Qc8 (7... Qd7) 8. Nd2 e6 9. Ngf3 Be7 10. a4 O-O 11. O-O Bh5 12. Rfe1 (12.
a5) 12... Bg6 13. Bxg6 hxg6 14. Ne5 Nh5 $146 {Stockfish6} (14... Nd7 15. Ndf3
Ncxe5 16. Nxe5 Nxe5 17. Bxe5 Qc6 18. Re3 b6 19. Qb5 Rfc8 {Roos-Andruet, FRA ch
tm 1989,0-1}) (14... Nxe5 15. Bxe5 Qc6 {transposes to 16 games, 47% for Wh})
15. Nxc6 Qxc6 16. Be3 (16. Be5 $5) 16... Nf6 17. Bg5 Rfe8 18. Nf3 Bd6 19. Ne5
Bxe5 20. dxe5 (20. Rxe5 Ne4 $17 {traps the R}) 20... Nd7 21. Qd1 Rac8 22. Qg4
Qc4 23. f4 Nc5 (23... a5) 24. Re3 Ne4 (24... Nxa4 25. Qh4 Qc5 26. Rae1 Nxb2 27.
Kh1 Nd1 28. Rf3 $16 {Komodo13}) 25. Qe2 (25. Qe2 Qc6 $17 {the N is superior to
the B, doing nothing very much}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.32"]
[White "Jones, Dewi"]
[Black "Doherty, Paul"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1532"]
[BlackElo "1738"]
[Annotator "kemen"]
[PlyCount "63"]
[EventDate "2019.??.??"]

{[%evp 0,63,80,23,50,58,83,38,23,23,47,27,14,36,22,6,47,20,6,-48,-28,-47,13,27,
22,-2,-3,-20,-23,-19,-19,-47,-38,-86,-63,-64,-32,-32,-39,-34,-21,-105,-96,-215,
-204,-251,-220,-214,-214,-216,-229,-343,-170,-209,-203,-203,-209,-213,-199,
-199,-150,-424,-569,-612,135,-1053]} 1. e4 c5 2. Nc3 a6 3. f4 e6 4. Nf3 Ne7 5.
g3 (5. d4) 5... Nbc6 6. Bg2 d5 7. exd5 {rare, it helps Bl untangle} (7. d3) (7.
O-O) (7. e5) 7... Nxd5 8. Nxd5 (8. O-O Be7 9. Ne5 Nxe5 10. fxe5 Nxc3 11. bxc3
O-O 12. d4 Qc7 13. Be4 cxd4 14. cxd4 Bd7 15. Qh5 g6 16. Qe2 Bb5 17. Bd3 Bxd3
18. Qxd3 Rfd8 {gray-Franklin, 4NCL 2010,1/2-1/2}) 8... exd5 9. Qe2+ (9. O-O)
9... Be7 10. Ne5 Nb4 (10... Nd4 $15) 11. d3 O-O 12. a3 Nc6 13. Nxc6 (13. O-O
$11) 13... bxc6 $15 {Bl's Bs are a little bit better} 14. O-O Re8 15. Qf3 Bf6
16. c4 $6 {leaves a hole on d4} (16. c3 {Wh needs to be careful & get some
development, rather than try to blast the position open}) 16... Bb7 {cautious}
(16... dxc4 17. dxc4 Bf5 18. Rd1 (18. Qxc6 Qd4+ 19. Kh1 Rad8 20. Qf3 (20. Qxa6
Be4 $19) 20... Qxc4 $19 {Wh is underdeveloped on an open board}) 18... Bd4+ 19.
Kh1 Rb8 $19) (16... Rb8 17. cxd5 cxd5 $19 18. Qxd5 Bd4+ (18... Qe7) (18... Qb6)
19. Kh1 Qxd5 20. Bxd5 Bh3 21. Rd1 Bg4 22. Rf1 Be2 $19 {Komodo13}) 17. Rb1 (17.
Be3 $2 Rxe3 18. Qxe3 Bd4 $19) 17... Bd4+ 18. Kh1 a5 19. Bd2 Qf6 (19... a4) (
19... Rb8) (19... h6) 20. b4 $2 (20. a4 $11 {Komodo13}) 20... cxb4 $19 21. a4 (
21. axb4 a4 $19) 21... Rad8 22. Rfe1 Rxe1+ (22... c5) 23. Rxe1 dxc4 (23... h6)
(23... c5) 24. dxc4 g6 25. Qe4 Bc5 (25... Bf2 {and the R has nowhere to go})
26. Be3 Bxe3 27. Qxe3 Qd4 (27... Ba6) 28. Qe7 (28. Kg1) 28... Rd7 29. Qe8+ Kg7
30. Bd5 {isolates the R, but its Wh's K that matters} cxd5 (30... Rxd5 31. cxd5
c5 32. Qe5+ Qxe5 33. fxe5 (33. Rxe5 b3 $19) 33... Bxd5+ 34. Kg1 Ba2 $19 (34...
c4 $19)) 31. Qxd7 Bc8 (31... Qf2 $1 $19 32. Qxb7 (32. Rc1 Qf3+ 33. Kg1 dxc4) (
32. Re7 Qf1#) 32... Qxe1+ 33. Kg2) 32. Re7 {looks like mutual time trouble} (
32. Qxc8 dxc4 33. Qc6 c3 34. f5 b3 $11) 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.33"]
[White "Bridgeman, Niamh"]
[Black "Smith, Andrew Pe"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1478"]
[BlackElo "1668"]
[Annotator "kemen"]
[PlyCount "63"]
[EventDate "2019.??.??"]

{[%evp 0,63,28,-27,1,-6,-8,15,12,13,17,17,23,27,-2,6,9,-13,46,10,29,0,64,-32,
61,-90,54,15,77,84,168,134,95,138,311,108,108,108,102,8,117,93,104,92,165,158,
158,180,216,190,207,195,240,263,246,241,270,271,539,535,546,567,576,552,564,
575]} 1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 {is a sharper line} Nf6 (4... g5)
5. Nc3 (5. d4 Ng4) 5... O-O (5... Ng4) 6. e4 (6. e3 {main}) 6... Re8 (6... Ng4
7. d4 $2 Nxh2 8. Nxh2 Qh4+ {Goebel-Jostov, LSS No Engine 2011,0-1}) 7. d3 Nc6 (
7... Ng4 8. Be2 Nxh2 9. Nxh2 Bg3+ 10. Kf1 Qd4 {Lang-Multhopp, World Open,
Philadelphia 1995,0-1}) (7... h6 8. Be3 Ng4 9. Qd2 c6 10. a3 Qc7 11. Bg1 Nd7
12. d4 Bf4 13. Qd3 h5 14. Ne2 $11 {Flint-Norris,4NCL 2011,1-0}) 8. Be2 (8. Bg5
Bc5 9. Qd2 Qd6 10. Bf4 Qe7 11. Be2 a6 12. Bg5 Qd6 13. Be3 Bxe3 14. Qxe3 Ng4 15.
Qd2 b5 16. a3 Rb8 17. d4 $16 {Daly-Roething, Bath Beach 1909,1-0}) (8. Qe2 $11
{Cloud Engines}) 8... Bg4 (8... Ng4 9. Nd5 Bc5 10. Qd2 (10. d4 Nxd4 11. Nxd4
Rxe4 $19 {Komodo13}) 10... Nd4 $11 {Cloud Engines}) 9. Bg5 (9. O-O) 9... h6 10.
Bh4 (10. Be3) 10... Bb4 (10... Bxf3 $1 11. gxf3 (11. Bxf3 Nxe4 $1 $17 12. Nxe4
Qxh4+ 13. g3 Qh3) 11... Be5 $15 {Komodo13}) 11. Qd2 (11. O-O $16) 11... Qd6 (
11... Bxf3 12. Bxf3 (12. gxf3 Nxe4 $17) 12... Nxe4 13. Bxd8 Nxd2+ 14. Kxd2
Raxd8 $11 {Komodo13}) 12. O-O (12. Bg3 Qe6 13. O-O Rad8 14. Qe1 $14 {Komodo13})
12... Rad8 (12... Nxe4 13. Nxe4 Bxd2 14. Nxd6 cxd6 15. Nxd2 Rxe2 16. Rf2 Re6
17. h3 Bh5 18. Ne4 d5 19. Ng3 Bg6 $15 {Komodo13}) 13. Qe1 Qc5+ 14. Kh1 Qh5 (
14... g5) 15. Bxf6 $18 (15. h3 $18) 15... gxf6 16. Qg3 (16. h3) (16. Ng1) 16...
Bd6 17. Qh4 (17. e5 Nxe5 18. Nxe5 Bxe5 19. Bxg4 Bxg3 20. Bxh5 Be5 21. Rae1 $18)
17... Re5 18. Qxh5 Rxh5 19. Nd5 Kg7 20. Nxf6 (20. h3) 20... Kxf6 21. e5+ Nxe5
22. Nxe5+ $18 Kxe5 23. Bxg4 Rh4 24. Rf5+ Kd4 25. c3+ Kxd3 26. Rd1+ Ke3 27. Rd4
$18 (27. h3 $18) 27... Rxg4 28. Rxg4 Bc5 29. Re5+ Kd2 (29... Kf2 30. Rf4#) 30.
Rxc5 Kc2 31. Rd4 Re8 32. h3 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.34"]
[White "Ashcroft, Graham J"]
[Black "Roberts, Malcolm A"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "1823"]
[BlackElo "1616"]
[Annotator "kemen"]
[PlyCount "99"]
[EventDate "2019.??.??"]

{[%evp 0,99,35,-21,3,-56,-35,-44,16,-10,56,15,21,19,51,44,32,29,24,17,56,67,59,
53,53,6,39,10,57,37,61,63,150,182,197,119,128,116,115,132,178,129,133,139,140,
129,133,133,124,125,127,126,126,126,127,128,128,119,115,122,125,126,125,122,
125,56,97,90,140,137,151,100,103,101,105,105,106,85,104,41,92,64,58,61,52,-25,
-2,-44,-63,0,0,-66,0,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4
exd4 5. Qxd4 Be7 (5... d5) (5... Na6) 6. Nc3 d6 7. Nf3 (7. e4 O-O 8. Nge2 Nbd7
9. O-O Ne5 10. b3 Bh3 11. f3 Bxg2 12. Kxg2 c5 {Barber-Roberts, rd1, 1-0}) 7...
Nbd7 8. O-O O-O 9. Bf4 (9. b3) 9... Nb6 (9... Qb6) 10. Rfd1 (10. e4 Nh5 11. Be3
Bf6 12. Qd3 Be7 13. Rad1 Be6 14. b3 f5 15. Nd4 f4 16. Nxe6 {Bagri-Lesquereaux,
Bois Gentil op, Geneve 2014,1-0}) 10... Be6 11. b3 d5 12. cxd5 Nfxd5 13. Rac1
Bf6 14. Be5 Qe7 15. e4 c5 (15... Bxe5 16. Qxe5 f6 17. Qd4 Nc7 18. Qe3 $16 {
Komodo13}) 16. Nxd5 Nxd5 (16... cxd4 17. Nxe7+ Bxe7 18. Nxd4 $18) 17. Qxc5 (17.
Qd2 Bxe5 18. exd5 Bg4 19. d6 Qf6 20. Nxe5 Qxe5 21. Re1 $18 {Komodo13}) 17...
Bxe5 (17... Qxc5 18. Rxc5 Bxe5 19. Nxe5 Nb4 20. a3 Na6 21. Rc3 $16 {Komodo13})
18. Nxe5 (18. Qxe7 Nxe7 19. Nxe5 $18 {Wh is a clear pawn up, with a mobile k
side}) 18... Qxc5 19. Rxc5 Nf6 (19... Nb4) 20. Kf1 (20. f4 $18) 20... Rac8 21.
Rdc1 b6 22. Rxc8 (22. Rc7) 22... Rxc8 23. Rxc8+ Bxc8 24. Ke2 (24. Nc6 $1 $18 {
threatens the B & the a pawn}) 24... Kf8 25. Ke3 Bb7 26. f3 (26. f4) 26... Ke7
27. Bf1 Ne8 28. Bc4 f6 29. Nd3 Nd6 30. Bg8 (30. Nf4) 30... h6 31. a4 (31. Nf4)
31... a5 32. Bc4 g5 33. Kd4 g4 34. fxg4 Bxe4 35. Nf2 (35. Nf4 Nxc4 36. bxc4 Bf3
37. Nd5+ Kd6 38. h3 Bg2 39. h4 Bf3 40. Nxf6 Bd1 41. Nd5 Bxg4 42. Nxb6 Bd1 43.
c5+ Ke6 44. Ke4 $18 {Komodo13}) 35... Bc6 36. Bd5 (36. Nd1) 36... Bd7 37. Bf3
Be6 38. Bd1 b5 39. Ne4 (39. Kc5 $18) 39... bxa4 40. bxa4 Nxe4 41. Kxe4 Kd6 $11
42. h3 Kc5 43. Bc2 Bd7 44. Bd1 Kb4 45. Kd4 Bxa4 46. Bxa4 Kxa4 47. Kc4 Ka3 48.
Kc3 Ka4 49. Kc4 Ka3 50. Kc3 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.35"]
[White "Lambert, John F"]
[Black "Bridgeman, Matthew"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1788"]
[BlackElo "1575"]
[Annotator "kemen"]
[PlyCount "84"]
[EventDate "2019.??.??"]

{[%evp 0,84,19,31,47,14,55,42,33,31,39,38,31,35,45,18,8,-54,-9,-10,24,-5,-5,
-27,39,34,6,-1,1,-6,17,1,26,33,57,45,93,82,61,35,80,45,56,59,59,61,70,103,103,
42,94,70,70,-27,34,-10,158,127,148,121,180,136,168,183,720,789,976,431,431,495,
555,118,561,139,535,625,636,644,639,639,29995,29992,29993,617,29997,29996,
29997]} 1. d4 e6 2. e3 f5 3. Bd3 Nf6 4. Nc3 (4. Nd2) (4. f4 {more frequent
lines}) 4... Bb4 5. Bd2 b6 $146 {Houdini4} (5... O-O 6. Nf3 b6 {3-1}) 6. Qf3 d5
7. Qe2 (7. Qh3) (7. Nh3) 7... O-O $15 8. h4 (8. f4 $5) 8... a5 (8... c5 {
Komodo13- a side attack is usually best met by a counter in the centre}) 9. a3
(9. h5 $5) 9... Be7 10. Nf3 {Stockfish10} (10. h5 Ne4 11. O-O-O {Komodo13})
10... Ne4 11. O-O-O Ba6 12. Bxa6 Nxa6 13. Nxe4 fxe4 14. Ne5 $11 Qe8 15. f3 exf3
16. gxf3 $14 c5 17. Qg2 (17. h5 $16 {Komodo13}) 17... c4 {it will take Bl
quite a while to get an attack going with a further pawn advance on the Q side.
} (17... cxd4 {at least opens the c file for B} 18. exd4 Bd6 $14) 18. e4 $16 {
Stockfish10} (18. Rhg1 Bf6 19. Ng4 Ra7 20. h5 $16 {Komodo13}) 18... Bf6 19.
Rhg1 (19. Ng4 {both Engines} Bxd4 20. Bh6 $18) 19... Ra7 20. exd5 Bxe5 21. dxe5
exd5 22. f4 (22. Be3 Qxe5 23. Bxb6 Rd7 24. Bd4 $16 {Komodo13}) 22... Qe6 23.
Be3 Rd7 24. Qd2 (24. Qf2 {both Engines}) 24... Nc5 25. Bxc5 bxc5 26. Rdf1 (26.
Qxa5 $14) 26... Rdf7 (26... d4 {definite plus for Bl- Stockfish10; Komodo13
considers it =}) 27. Rf2 Qh6 28. Qxd5 $16 Qxh4 (28... c3 29. bxc3 Qxh4 {looks
a little better}) 29. Rgf1 Kh8 (29... c3) 30. Qe4 (30. Qxc5 $18 {both Engines})
30... g5 31. e6 $18 Rxf4 32. Rxf4 Rxf4 33. Qe5+ (33. Rxf4 Qxf4+ (33... gxf4 34.
e7) 34. Qxf4 gxf4 35. e7 $18) 33... Kg8 34. Qb8+ (34. Rg1) 34... Kg7 35. Qe5+
Kg8 36. Rd1 (36. Rg1 {best}) 36... Rf8 37. e7 Re8 38. Qe6+ Kg7 39. Rf1 Qh5 40.
Qe5+ (40. Qf6+ Kg8 41. Qf8+ Rxf8 42. exf8=Q#) 40... Kg8 41. Qxc5 Qe2 42. Qxg5+
(42. Rf8+ Rxf8 43. exf8=Q#) 42... Kh8 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.36"]
[White "Francis, Matthew"]
[Black "Szwajkun, Richard"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1697"]
[BlackElo "1574"]
[Annotator "kemen"]
[PlyCount "82"]
[EventDate "2019.??.??"]

{[%evp 0,82,36,36,28,28,49,70,80,63,95,83,103,58,66,84,70,70,77,55,49,46,70,57,
79,9,21,17,63,31,58,35,68,34,50,-2,3,16,41,21,21,29,27,-1,26,-35,-74,-85,-102,
-124,-30,-112,-108,-149,-91,-85,-100,-203,-207,-233,-212,-212,-212,-301,-313,
-336,-346,-361,-383,-557,-611,-835,-354,-29993,-29982,-29987,-909,-29985,-421,
-421,-364,-29985,-1639,-29997,-29998]} 1. e4 d5 2. exd5 Qxd5 3. Nf3 (3. Nc3 {
main}) 3... Bg4 (3... Nf6) 4. Be2 c6 (4... Nc6 {main, to 0-0-0 quickly}) (4...
Nf6) 5. d4 Nf6 6. c4 (6. O-O {prevents Bl's reply to the text}) 6... Qa5+ 7.
Bd2 (7. Nc3 {main}) 7... Qc7 {Bl doesn't mind having the Q on c7, but the B on
d2 needs to move again} 8. O-O (8. Nc3 e6 9. O-O {main}) 8... e6 9. Ne5 Bxe2 (
9... Bf5 10. Nc3 Nbd7 11. f4 Be7 12. Be3 O-O 13. h3 (13. g4) 13... h6 14. g4
Bh7 15. Bd3 Bxd3 16. Qxd3 Nh7 17. Rf3 Rad8 $11 {Stadler-Wolff, Stuttgart ch,
Ditzingen2009,1/2-1/2}) 10. Qxe2 Bd6 11. f4 O-O 12. Bc3 (12. Nc3 $16 {Komodo13}
) 12... Nbd7 $14 13. Nd2 Rfe8 {Bl needs to keep an eye on f7} (13... c5 $14 {
counters in the centre}) 14. Ndf3 h6 15. g4 Nh7 (15... c5 {a centre
counterthrust is usually the best response to a side attack}) 16. g5 {a little
early, which leads to Bl being able to swap off several attacking pieces. This
can be prepared , almost at leisure} (16. Rad1 {Komodo13}) (16. h4 {Rudy}) (16.
Qg2 {Rudy & Julie}) 16... hxg5 17. Nxg5 (17. fxg5 {must be better, though it
looks like Bl holds quite comfortably, there is lots to be wary of because Wh
has that extra bit of space on the K side & more pieces to get there.} Bxe5 18.
dxe5 Ndf8 19. h4 Ng6 20. Qf2 Red8 21. h5 Ne7 22. Nh4 $1 {Komodo13} Nxg5 23. Qg2
Nh7 24. Kh1 Nf8 25. Rg1 g6 26. Raf1 $18 {and Komodohas found a way through} Rd7
27. Qg5 Qd8 28. Qh6 Rc7 29. Rf6 Qd3 30. Kh2 Rd8 31. Rg2 Qe4 32. hxg6 fxg6 33.
Rgf2 Nf5 34. Nxf5 gxf5 35. Rg2+ $18) 17... Nxg5 18. fxg5 Nxe5 19. dxe5 Bc5+ $11
{Wh no longer has Ns to probe & his B is currently blocked off} 20. Kh1 {looks
safer here, but} (20. Kg2 {might well be an idea, to be able to push the h
pawn.} Rad8 $11 21. g6 {is no real threat} fxg6 22. Qe4 Qd7 23. Qxg6 Rf8 24.
Rad1 Qe7 $11) 20... g6 {Bl decides to prevent any instabilty, but it does, as
any pawn move, especially on the side where one is under attack, leave some
space behind} 21. Rf6 {occupying the weakness & prepared for an exchange sac
looks the right kind of thing to do .} (21. Rf4 $16 {Komodo13; putting the R
on f3 , looked at by Julie & Rudy, is not as efficient in carrying out the
remainder of the attack.} Rad8 22. Raf1 Rd7 23. h4 Qd8 24. Rf6 Rf8 25. h5 Be7
26. Qg4 Bxf6 27. gxf6 c5 28. Qg5 Kh7 29. Kg2 Qc7 30. hxg6+ fxg6 31. Rh1+ Kg8
32. Qxg6+ Rg7 33. fxg7 Qxg7 34. Rh6 $18) (21. h4 {Julie, when an attempt by Bl
to exploit the position of the K on h1 backfires} Kg7 (21... b5 {Komodo13} 22.
h5 b4 23. Be1 Rad8 24. Bg3 Qb7 25. Rae1 Rf8 (25... Be7 26. Qe4 Bxg5 27. Rg1 Re7
(27... Qe7 28. hxg6 f5 29. exf6 Bxf6 30. Rgf1 Rd4 31. Qf3 Rf8 32. Qxc6 $16 {
Komodo13}) 28. Bf2 Bd2 29. Re2 c5 30. Bxc5 $18)) (21... Kf8 22. Rf4 {and the K
has to scuttle back, since} Ke7 23. Qf3 Rf8 24. b4 {loses a piece as an intial
response} (24. Rf1 Ke8 25. b4 {is the same as} Be7 26. Rxf7 $18 {is too
powerful})) 22. h5 (22. Kg2 Rh8) 22... Rh8 (22... gxh5 23. b4 {Komodo13} (23.
Rf6 Rad8 24. Raf1 Rd7 {Julie & Rudy, when just about everything wins} 25. Qxh5
(25. Rh6 $18) (25. Qf3 $18) (25. b4 $18) 25... Rh8 26. Rh6) 23... Bb6 (23...
Be7 24. Rxf7+ Kxf7 25. Qxh5+ Kg8 26. Qg6+ Kf8 27. Qh6+ Kg8 28. Qxe6+ Kg7 29.
Qh6+ Kg8 30. e6 {mating}) 24. c5 $18) 23. h6+ Kg8 24. Rad1 Rd8 25. Qf3 Rxd1 26.
Rxd1 Qe7 27. Qf4 Kh7 28. Qf6 Rg8 {and Bl has to sit and wait while Wh invades-
all endgames are lost because of the protected passed pawn on h6}) 21... b5 {
Komodo13, which initially considers =} 22. b4 {Wh wanted to block the B out of
the game, & avoid any checks on the long diagonal} (22. cxb5 cxb5 23. Qxb5 Be7
24. Rf3 Bxg5 $11 {is what Komodo13 initially decided was the sense of the game.
After a bit longer consideration it worked out the correct longterm plan .}) (
22. Raf1 $18 {Suggestion by Rudy in pm analysis. The Q side doesn't matter as
Wh must break through on the K side ( Bl is playing 2 Rs down in effect)} Qd8 (
22... b4 23. Rxf7 Re7 (23... Qxf7 24. Rxf7 Kxf7 25. Qf3+ Kg8 26. Be1 Be7 27.
Qxc6 Bxg5 28. Qg2 $18 {& the Rs are , as usual, hopeless defenders}) 24. Rxe7
Qxe7 (24... Bxe7 25. Qd3 Kg7 26. Qh3 Bxg5 27. Bxb4 c5 28. Qg2 Rd8 29. Be1 Be7
30. Rg1 g5 31. Bd2 $18) 25. Rf6 Qe8 26. Qe4 bxc3 27. Rxg6+ Kf7 28. Rh6 Ke7 29.
Qd3 cxb2 30. Rh7+ Kf8 31. g6 Kg8 32. g7 $18) 23. h4 bxc4 24. Rd1 Qc7 25. h5 Be7
26. Rg1 $1 $18 {Komodo13 knows how to do it when underway.}) 22... Be7 23. c5 {
there are a number of alternatives here that Komodo13 initially judges as =} (
23. Qf3 Bxf6 24. gxf6 Rec8 25. Qf4 Qd8 26. Bd4 (26. Rg1 bxc4 27. Qh6 Qd5+ (
27... Qf8 28. Rxg6+ fxg6 29. Qxg6+ Kh8 30. Qh5+ $11) 28. Rg2 Qd1+ 29. Rg1 Qd5+
$11) 26... Rc7 27. Bc5 Rd7 28. Qh6 Rd1+ 29. Bg1 Rxg1+ 30. Rxg1 Qf8 $11) (23.
Raf1 {logical, to bring the last piece in & play for the attack} Bxf6 (23...
Rf8 {which Komodo13 initially though was fine} 24. Qe4 Qd7 25. Rxg6+ fxg6 26.
Qxg6+ Kh8 27. Qh5+ Kg7 28. Rd1 $18 {as Komodo13 now sees}) 24. gxf6 Kf8 (24...
c5 {for a short while Komodo13 thought this was winning for Bl, before
realizing that after} 25. Qe3 $18 Qc6+ 26. Kg1 cxb4 27. Bxb4 Qxc4 28. Qh6 Qg4+
29. Kf2 Qf5+ 30. Kg3 Qxe5+ 31. Rf4 {and there is nothing better than giving up
the Q by} Qxf6) 25. Qe3 Red8 26. Qh6+ Ke8 27. Qg7 Kd7 28. Qxf7+ Kc8 29. Qxg6 (
29. Qxe6+ Qd7 30. Qd6 (30. Qxd7+ Kxd7 31. f7 (31. cxb5 cxb5 32. Kg2 $11) 31...
Ke6 $11) 30... Qxd6 (30... Kb7 31. Qxd7+ Rxd7 32. e6 $18) 31. exd6 bxc4 32. f7
Kd7 33. Bg7 Rf8 34. Kg2 Kxd6 35. Bxf8+ Rxf8 36. Kg3 Ke6 37. Rf4 Rxf7 38. Rxc4
Kd6 {and Bl manages to hold}) 29... Kb7 30. Qe4 a6 31. c5 {Komodo13 has
managed to get the K to escape, but admits the position is equal. In practical
chess the pawn on f6 will create a constant headache for Bl. Even the h pawn
advance could become a threat.}) 23... Bxf6 24. gxf6 {here Komodo13 does find
a defence for Bl, it considers other tries =} Rec8 (24... Kh7 $1 25. Rd1 Rad8
26. Rd6 Rh8 27. Qf3 Kg8 28. Qd3 Rxd6 29. cxd6 Qd7 30. Bd4 Kf8 31. Bxa7 Rh5 32.
Qe3 Qb7 33. Bc5 Ke8 34. Kg2 Kd7 {Winning according to Komodo as the Bl Q
painfully limbers up into an active position.Even so, it doesn't look as if
there will be a clearly forced win, & it is not apparent in Komodo13.s next 20
moves.} 35. a3 Qa8 36. h3) 25. Qe3 (25. Bd2 {Julie- the idea is to get the B
to g7 & then mate with Qh8. but it fails due to a tactic} Qd8 26. Bh6 Qd5+ 27.
Kg1 $2 Qd4+ 28. Kg2 Qxa1 29. Bg7 a5 {and the QR joins in the attack}) (25. Rd1
$1 {Komodo13,( & found by Julie & Rudy analyses), has some of the same
possibilities. & initially it prevents the Q getting to f8} Rd8 {other moves
lose} 26. Rd6 Rxd6 27. exd6 {this allows Bl a resource of e5 to get the Q out,}
(27. cxd6 {may be better, though it allows Bl a resource of c5 ( & a few other
fascinating possibilities)} Qc8 28. Bd4 (28. Qd2 Kh7 29. Qd4 (29. Bd4 Qh8 30.
Be3 (30. d7 Rd8 31. Bxa7 Kg8 32. Bb6 Qh3 33. Kg1 Qg4+ $11 {and the perpetual
saves Bl}) 30... Kg8 31. Bh6 Qh7 32. Kg2 Kh8 33. Bg7+ Kg8 34. d7 Rd8 35. Bf8
Kxf8 36. Qd6+ Kg8 37. Qe7 Qh5 38. Qxd8+ Kh7 39. Qe7 Qe2+ $11 {and its another
perpetual!}) 29... Qh8 30. d7 Rd8 31. Qxa7 g5 32. Qc7 Qg8 33. h3 (33. Qxc6 Qg6
$19) 33... Qg6 34. Qxd8 Qb1+ {perpetual- Komodo13}) (28. Bd2 Kf8 29. h4 Ke8 30.
h5 Qa6 (30... gxh5 31. Qxh5 c5 32. Qh7 cxb4 33. Qg8+ Kd7 34. Qxf7+ Kc6 $11) 31.
d7+ Kxd7 32. Qd3+ Kc8 33. hxg6 c5 34. Kg1 Kc7 35. Bh6 fxg6 36. f7 cxb4 37. Qd2
Qc6 38. Qxb4 Qc4 39. f8=Q Rxf8 40. Bxf8 Qxb4 41. Bxb4 Kc6 $11 {Wh has too few
pawns left, & one of them is the wrong R pawn}) 28... Kf8 29. h4 Ke8 30. h5 Kd7
31. hxg6 fxg6 32. Qh2 Qh8 33. Qxh8 Rxh8+ 34. Kg2 Rh5 35. a3 $11 {Komodo13})
27... Qd8 28. Qe4 Qd7 (28... Rc8 29. Qh4 $1 Qe8 30. Bd2 e5 31. Qh6 (31. d7 Qxd7
32. Qh6 Qd5+ 33. Kg1 Qd4+ 34. Kf1 $1 (34. Be3 Qg4+ {picks off the f pawn})
34... Qd3+ 35. Kg2 Qe4+ 36. Kg3 Qd3+ 37. Be3 $18 {as Bl is forced to take the B
}) 31... Qf8 32. Qh3 Qd8 33. Bh6 Qxf6 34. Qxc8+ $18) 29. Qh4 Qc8 30. Bd2 e5 {
just holds} 31. Qh6 (31. Bh6 Qf5 32. Kg2 a5 33. Bg7 Qh5 $19) 31... Qf8 32. Qh3
Qd8 33. Bg5 a5 34. d7 axb4 35. Qh6 Qf8 36. Qg7+ Qxg7 37. fxg7 Kxg7 38. d8=Q
Rxd8 39. Bxd8 f6 {and Bl has connected pawns which probably are enough
compensation for the piece.}) 25... Qd8 26. Be1 (26. Kg2 {Komodo13 suggestion,
initially considered =} Qd5+ 27. Kg1 Kf8 28. Qh6+ Ke8 29. Qh7 Rd8 30. Qg8+ Kd7
31. Qxf7+ Kc8 32. a4 bxa4 33. Qe7 Qd7 34. Qxd7+ Kxd7 35. Rxa4 a6 {this still
looks very unclear, though Komodo13 gives definite Bl plus}) (26. Kg1 Rc7 27.
Rf1 Rd7 28. Rf3 Qf8 29. Rh3 a5 30. bxa5 Rad8 31. Bb4 Rd1+ 32. Kg2 Ra1 $17) (26.
h4 Kh7 27. Kh2 Qf8 28. Bd2 Qh8 29. Rg1 Kg8 30. Qe4 Qh5 31. Rg5 Qh7 32. Kg3 Kh8
33. Be1 Rc7 {again definite plus for Bl by Komodo13 but Bl can scarely move
any of his pieces, while the Q seems stuck on h7 held by a R & K. And if she
later evacuates, then the Bl K comes under renewed fire. Most unclear,
especially if its practical play under time constraint .}) (26. Qh6 {Rudy in
pm analysis, to keep Q away from the d5 square} Qf8 27. Qh3 (27. Qe3 a5 {
Komodo13} 28. bxa5 Rd8 29. Rg1 Ra7 30. Rg4 Rd1+ 31. Kg2 b4 32. Bxb4 Rad7 33.
Be1 R7d3 34. Qe4 Qh6 35. h4 Kh7 $19 {Komodo13, but it feels like some kind of
random dance} 36. Bf2 R1d2 37. h5 Kg8 38. Qf4 Qxh5 39. Rh4 g5 40. Rxh5 gxf4 $19
) 27... a5 28. bxa5 (28. a3 Rd8) (28. Bd2 axb4 29. Bh6 Qxc5 30. Bg7 Qd5+ {
loses the R, this time with check} 31. Kg1 Qd4+ 32. Kg2 Qb2+ 33. Kg3 Ra3+ $19 {
even worse}) 28... Qxc5 29. Kg2 Rd8 30. Qh6 Qf8 31. Qxf8+ Kxf8 32. a4 Ke8 33.
axb5 cxb5 $19) 26... Qd5+ 27. Kg1 Kf8 {and the evacuation works out fine for Bl
} 28. Bf2 (28. a4 $5) 28... Ke8 29. Re1 Rd8 30. Qh6 Kd7 31. Re2 (31. Qh7 Rf8)
31... Qd1+ 32. Re1 Qg4+ 33. Kf1 Kc7 {the Bl K is safe; Wh's isn't} 34. a3 Rh8
35. Qg7 Raf8 (35... Rad8 36. Qxf7+ Rd7 $19 {Komodo13}) 36. Be3 Qh3+ 37. Ke2
Qxh2+ (37... Qg4+ 38. Kd3 Qc4+ 39. Kd2 Rxh2+ 40. Bf2 Rd8+ 41. Ke3 Rd3+ 42. Ke2
Qc2+ 43. Kf1 Qxf2#) 38. Kf1 (38. Kd1 Rd8+ 39. Kc1 Qa2 {mating}) 38... Rhg8 (
38... Qh1+ 39. Ke2 Rh2+ {mating}) 39. Qh6 Rh8 40. Qg7 Qh5 41. Bc1 Qf3+ 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.37"]
[White "Hawthorne, Julian N"]
[Black "Sutcliffe, John"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1344"]
[BlackElo "1653"]
[Annotator "kemen"]
[PlyCount "109"]
[EventDate "2019.??.??"]

{[%evp 0,109,19,31,14,23,29,29,29,27,63,60,94,80,84,88,72,58,52,-35,49,42,29,
29,34,10,-20,-2,-1,-8,-10,-16,-8,-6,-7,-30,36,-1,54,26,107,52,161,107,97,104,
101,92,261,220,213,177,166,156,160,126,324,337,335,339,341,353,353,352,366,338,
372,371,366,373,417,375,382,376,387,374,370,350,353,385,367,346,370,357,416,
381,387,409,441,534,585,607,600,620,626,638,649,507,545,574,563,585,592,497,
595,544,1025,1047,1055,1058,1058,1084]} 1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 g6
{usually it's either e6 or g6} 5. Nc3 c6 {a rather passive setup} 6. a3 {Since
the B will most likely go to g7, there is no need to avoid a pin} (6. Be2 Bg7
7. h4 O-O (7... Nbd7 8. Ne5 Qb6 (8... a6 9. h5 Ne4 10. Nxe4 dxe4 11. hxg6 hxg6
12. Rxh8+ Bxh8 13. f3 {Maurus-Neil, 4NCL U1825, Telford 2018} (13. Nc4 $18)) 9.
Na4 Qa5+ 10. c3 Nxe5 11. Bxe5 b5 12. Nc5 Qb6 13. Nd3 Ba6 14. h5 $18 {Park
Tamati-Ning, George Trundle Talents Auckland 2018,0-1}) 8. Ne5 Nbd7 9. h5 $16
gxh5 $2 10. Bxh5 (10. Bd3 $18) 10... Nxh5 11. Qxh5 Nf6 12. Qh3 $18 {
Pelegrino-Spano,Napoli Sociale ch 2015,1-0}) 6... Bg7 (6... Nh5 $5 $11) 7. Bd3
Nbd7 8. Bg5 O-O (8... Qc7 9. Bf4 Qd8 {Komodo13}) 9. Ne5 Qc7 (9... Qb6 10. Bf4
c5 $15 {Komodo13}) 10. Bf4 Nxe5 11. Bxe5 Qe7 12. Qf3 Nd7 13. Bxg7 Kxg7 14.
O-O-O e5 $11 15. Qg3 e4 16. Be2 Nf6 17. h4 b5 (17... h5 $15 {stops the attack
first; when b5 can follow , to exploit Wh's earlya3}) 18. h5 Bf5 (18... h6 $11
{Komodo13}) 19. hxg6 hxg6 (19... fxg6 $11 {is safer}) 20. Qg5 (20. Rh2 Rh8 21.
Rdh1 $14) 20... Ng8 21. Qg3 Nf6 22. Rh2 Rh8 23. Rdh1 Nh7 24. Qf4 (24. Bxb5 $18
{Komodo13} cxb5 25. Nxd5 Qb7 26. Rxh7+ Rxh7 27. Qe5+ f6 28. Rxh7+ Kxh7 29.
Nxf6+ Kg7 30. Ne8+ Kg8 31. g4 Bc8 32. Nd6 Qc6 33. Qf6 Qc7 34. Qxg6+ {but it's
a long way to calculate & evaluate}) 24... Rae8 25. Qh6+ Kg8 26. g4 Be6 27. g5
Qf8 {cuts off the K retreat, even though trying to swap Qs. Which happens, but
not in the way expected} (27... Qb7 28. f3 $16) 28. Qxh7+ $1 $18 Rxh7 29. Rxh7
Qg7 30. Rxg7+ Kxg7 31. Kd2 {Wh is just a piece up & it's a matter of
mobilizing the B} a6 32. Na2 Rc8 33. Nb4 a5 34. Na6 f5 35. gxf6+ Kxf6 36. Nc5
Bf5 37. Nb7 a4 38. Nd6 Rd8 39. Nxf5 Kxf5 40. Rh7 Rd6 41. Rf7+ Ke6 42. Rh7 Kf6
43. Bg4 Kg5 44. Bc8 Rf6 45. Ke2 c5 {otherwise the R & B gang up on it} 46. Rd7
cxd4 47. Rxd5+ Kh6 48. Rxd4 Rc6 49. Bb7 Rxc2+ 50. Rd2 Rc4 51. Kd1 (51. Bd5)
51... b4 52. Rc2 bxa3 53. Rxc4 axb2 54. Bxe4 a3 55. Ra4 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.22"]
[Round "3.38"]
[White "Wells, Barrie"]
[Black "Davies, Huw"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1281"]
[BlackElo "1642"]
[Annotator "kemen"]
[PlyCount "121"]
[EventDate "2019.??.??"]

{[%evp 0,121,19,31,19,-16,26,22,40,35,5,-17,12,11,8,-3,-20,-24,-23,-63,-43,-57,
-46,-40,-44,-68,-26,-20,-57,-84,-41,-82,-82,-194,-122,-134,77,77,77,113,211,
197,175,183,183,181,228,208,263,166,166,185,210,223,225,191,199,116,307,310,
571,332,214,231,240,263,263,221,229,206,206,220,243,230,243,253,253,240,247,
255,284,300,297,303,344,331,331,152,225,0,207,182,458,504,639,659,664,662,696,
702,819,316,334,299,287,291,291,294,364,361,404,408,422,443,29991,443,447,447,
448,453,596,462,515,401]} 1. d4 d5 2. c4 c6 3. Nf3 dxc4 4. e4 {a gambit line,
taking the centre} (4. e3) (4. a4) 4... b5 5. g3 {less common} (5. a4) 5... g6
$146 (5... Nf6 6. e5 {2-1}) 6. Bg2 Bg7 7. O-O Nf6 8. Re1 O-O $11 9. Nbd2 (9. a4
) (9. b3) 9... Bb7 (9... Na6 $15) (9... e5 $15) 10. e5 Nd5 11. Ne4 Na6 (11...
Nd7 12. e6 fxe6 13. Neg5 Nc7 14. Bf4 e5 15. Nxe5 Nxe5 16. Bxe5 Bxe5 17. Rxe5 {
Quinto -Monteleone, Rome 1995,0-1}) 12. a3 (12. a4 f5 13. Nc5 Nxc5 14. dxc5 Nb4
15. Nd4 Nd3 16. Ne6 Qc8 17. Nxf8 Nxe1 18. Nxg6 hxg6 19. Qxe1 $16 {Nina-Vera,
Nestor Roldan mem U18, Arequipa 2002,0-1}) 12... Rc8 (12... Bc8 $15) 13. Bh3
Rc7 14. Bg5 c5 $17 15. dxc5 Nxc5 16. Nd6 Bc6 17. Nd4 h6 $2 (17... Nd3 $19) 18.
Nxc6 $18 Rxc6 19. Qxd5 hxg5 20. Qxc6 exd6 21. exd6 Nd3 22. d7 Nxe1 23. Rxe1 Qb6
24. Qc8 (24. Qxb6 axb6 25. Re8 Bf6 26. Bg2 $18 {Komodo13}) 24... Bf6 25. Re8
Qd6 26. Qb7 a6 27. Bg2 Kg7 28. Bc6 (28. Qc6) 28... Qd1+ (28... Qd2 29. Bf3 Bd4
30. Re2 Qd3 31. Bg4 Bf6 32. Re8 Qb1+ 33. Kg2 Qxb2 34. Qb8 Qxa3 35. Qb6 c3 36.
Qxf6+ Kxf6 37. d8=Q+ $18 {Komodo13}) 29. Kg2 Qd2 30. Qxa6 $2 (30. Qc8 Qd6 31.
Qxa6 $18) 30... Qxb2 (30... Bd4 $19 {Komodo13} 31. Qxb5 Qxf2+ 32. Kh3 f5 33.
d8=Q g4+ 34. Kh4 Qxh2+ 35. Kg5 Qh6#) 31. Qxb5 Qxa3 32. Qxc4 $18 Qd6 33. Qe4 Bd8
34. Qe5+ Qxe5 35. Rxe5 Bf6 36. Re8 Bd8 37. Kf3 Bb6 38. Ke4 (38. h3) 38... f5+
39. Kd5 Kf7 40. Kd6 Kg7 41. Bd5 Ba5 42. Re7+ (42. Ke7 Bb4+ 43. Kd8 Ba5+ 44. Kc8
Rf6 45. Be6 $18 {Komodo13}) 42... Kh6 43. Rf7 Rb8 44. Ke7 Rb5 (44... Bb4+ 45.
Kf6 Rb6+ 46. Be6 (46. Ke5 $2 Bc3#) 46... Bc3+ 47. Ke7 Bb4+ 48. Kf6 Bc3+ $11)
45. Be6 Re5 46. Kf6 (46. Rf8) 46... Re2 47. Rf8 Kh7 48. Bf7 (48. Bg8+ Kh6 49.
Bd5 Kh7 50. Ra8 Bb6 51. d8=Q {Komodo13}) 48... Bc3+ 49. Kxg5 Bd2+ 50. Kh4 (50.
f4) 50... Rxf2 51. Kh3 (51. h3) 51... Bg5 52. d8=Q Bxd8 53. Rxd8 g5 54. Rd6 g4+
55. Kh4 Rxh2+ 56. Kg5 Rg2 57. Rd3 (57. Bg6+ Kg7 58. Rd7+ Kf8 59. Kf6 Re2 60.
Rd8+ Re8 61. Rxe8# {KOmodo13}) 57... Kg7 58. Be6 Re2 59. Bxf5 Re5 60. Kxg4 Kf6
61. Rf3 (61. Rd6+ Kf7 62. Kg5) 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.14"]
[White "Doherty, Paul"]
[Black "Benson, Paul J"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1738"]
[BlackElo "1849"]
[Annotator "kemen"]
[PlyCount "80"]
[EventDate "2019.??.??"]

{[%evp 0,80,19,30,72,47,95,19,14,-36,-18,-20,-5,-34,-10,-29,-25,-29,-10,-32,2,
-127,-172,-171,-128,-125,-118,-127,-123,-127,-148,-198,-170,-181,-152,-116,
-104,-115,-99,-153,-122,-174,-150,-129,-133,-114,-105,-148,-86,-87,-82,-87,-87,
-132,-136,-163,-128,-307,-164,-293,-154,-127,-160,-160,-122,-160,-124,-119,-67,
-78,-87,-111,-109,-107,-110,-98,-88,-127,-133,-125,-124,-29999,-30000]} 1. e4
c5 2. Nf3 g6 3. Bd3 {if Wh wishes to get in c3 & d4, then this could be played
immediately without the B move} Nc6 4. c3 Bg7 5. O-O (5. Bc2) 5... d5 {taking
advantage of Wh's move order} (5... d6) (5... Nf6 {main}) 6. h3 (6. Re1) 6...
e6 (6... Nf6 7. e5 Nd7 8. e6 fxe6 9. Ng5 Nde5 10. Bc2 O-O 11. f4 Bh6 12. d4
Bxg5 13. dxe5 Bh6 14. Qg4 Rf7 {Uta-Lengyel, Satu Mare Tasnad op 2013,0-1}) 7.
Re1 Nge7 8. Bc2 O-O 9. e5 (9. d3) 9... Nf5 10. g4 (10. d4 $14) 10... Nh4 $19
11. d3 Nxf3+ (11... f5) 12. Qxf3 Nxe5 $19 13. Qg3 Nc6 14. Ba4 Bd7 (14... e5)
15. Bxc6 Bxc6 16. Bf4 Qd7 (16... d4) 17. Bd6 Rfc8 (17... Rfe8) 18. Bxc5 d4 19.
cxd4 b6 20. Bb4 Bxd4 $19 21. Bc3 Qd5 22. Kh2 Bb5 (22... Bc5 $19) (22... Rd8)
23. Re4 Bxc3 24. Nxc3 Qxd3 25. Re3 Qc4 $15 26. h4 Bc6 27. h5 Rd8 28. Qe5 Qd4 (
28... Qxg4 $19) 29. Qg5 f6 $19 30. Qh4 g5 31. Qg3 Qd6 (31... e5) 32. Ne4 Bxe4
33. Rxe4 Qxg3+ 34. Kxg3 e5 (34... Kf7) 35. a4 (35. Rc1 $11) 35... Rd3+ 36. f3
Rc8 37. a5 b5 38. a6 Rc2 39. Rb4 Rdd2 (39... Rd5 $19) 40. f4 (40. Rg1) 40...
Rd3# 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.21"]
[White "Williams, Duncan"]
[Black "Lee, James"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1750"]
[BlackElo "1885"]
[Annotator "kemen"]
[PlyCount "49"]
[EventDate "2019.??.??"]

{[%evp 0,49,39,34,51,50,50,40,27,14,12,12,10,41,43,-11,-14,-3,17,17,20,-42,54,
45,45,19,16,-11,75,59,86,51,317,319,320,306,304,310,322,310,329,334,334,299,
310,300,340,344,355,286,360,356]} 1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. O-O d5 (4...
a6) 5. exd5 exd5 6. Re1+ Be7 7. Bf1 (7. Bb5 {main}) 7... Bg4 (7... Nf6 {main,
1 draw,6 Bl wins}) 8. h3 {Komodo13} (8. d3 Nf6 9. Bg5 O-O 10. Nbd2 Re8 11. h3
Bh5 12. g4 Bg6 13. Ne5 Nxe5 14. Rxe5 Bd6 15. Rxe8+ Qxe8 16. Qe2 Qd7 17. f4 h6
18. f5 hxg5 19. fxg6 fxg6 20. Bg2 Re8 21. Qf3 Bf4 {Ribon Calabia-Keto,
Benidorm U2200 op , 2014,0-1}) 8... Bh5 (8... Bxf3 9. Qxf3 Nf6 $11) 9. g4 Bg6
10. Ne5 Qd6 11. Nxc6 bxc6 12. Qf3 (12. d3 $14) (12. Bg2 $14) 12... h5 13. g5 h4
14. d3 O-O-O 15. Bf4 $16 Bh5 $2 (15... Qd7) 16. Bxd6 $18 Bxf3 17. Bxe7 Re8 18.
Nd2 Nxe7 19. Nxf3 Ng6 20. Rxe8+ Rxe8 21. Re1 Rxe1 22. Nxe1 Kd7 23. Be2 Ke6 24.
Ng2 Ke5 25. Bh5 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.22"]
[White "Cawston, M John"]
[Black "Taylor, Robert P"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1813"]
[BlackElo "1673"]
[Annotator "kemen"]
[PlyCount "51"]
[EventDate "2019.??.??"]

{[%evp 0,51,19,28,15,25,60,29,29,-1,7,-12,-5,-67,-45,-43,-52,-23,-13,-23,-17,
-1,17,11,17,11,18,5,32,33,51,35,33,30,35,20,11,4,16,13,17,-40,-25,-25,-24,-24,
-24,-38,-24,-24,-30,-33,-24,-30]} 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Qc2 (4. Nc3)
(4. e3) (4. cxd5) 4... Bg4 (4... g6) 5. Nbd2 (5. Ne5) 5... e6 6. g3 Nbd7 7. Bg2
Be7 8. O-O O-O 9. e4 (9. b3 {scores bettere}) 9... dxe4 10. Nxe4 Nxe4 11. Qxe4
Bf5 $146 (11... Nf6 {3-3}) 12. Qe2 Nf6 13. h3 Qa5 (13... h6) 14. Bd2 (14. Nh4
$14) 14... Qc7 (14... Qb6 15. Bc3 Ne4 $14) 15. Bf4 Bd6 16. Bxd6 (16. Ne5 $16)
16... Qxd6 17. Rfd1 Rad8 18. Nh4 Rfe8 (18... Qb4) 19. Qe5 Qb4 $11 20. Nxf5 exf5
21. Qc5 (21. Qxf5 Qxc4 $11) 21... Qxb2 22. Rab1 Qc2 (22... Qxa2) 23. Rbc1 $11
Qb2 24. Rb1 Qc2 25. Rbc1 Qb2 26. Rb1 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.23"]
[White "Pinch, David"]
[Black "Williamson, Graham A"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "1673"]
[BlackElo "1789"]
[Annotator "kemen"]
[PlyCount "35"]
[EventDate "2019.??.??"]

{[%evp 0,35,25,25,87,53,70,11,17,-37,-9,-8,5,8,24,19,7,14,52,-6,33,-28,-44,-15,
-17,-25,-7,-23,-5,-10,-3,-4,-11,-9,5,-66,-71,-71]} 1. d4 f5 2. Bg5 Nf6 3. Bxf6
exf6 4. c4 (4. e3 {main}) 4... Bb4+ 5. Nd2 (5. Nc3 {main}) 5... O-O 6. Ngf3 (6.
a3 {main, 2 draws, 2 Bl wins}) 6... Qe7 (6... d5 7. e3 Kh8 8. a3 Bxd2+ 9. Qxd2
Be6 10. cxd5 Bxd5 11. O-O-O c6 12. Bd3 Be4 13. Rhg1 b5 14. Nh4 Qd5 15. f3 Bxd3
16. Qxd3 Nd7 17. Nxf5 {Yakhyaev-Kazakov, Astrakhan Gazprombank, 2013,1-0}) (
6... Re8 $14 {Cloud Engines}) 7. e3 (7. g3 {Komodo13 & Rudy}) 7... f4 8. Qb3
Bxd2+ (8... fxe3) 9. Nxd2 (9. Kxd2 fxe3+ 10. Qxe3 $11 {Komodo13}) 9... fxe3 (
9... Re8 $15 {Komodo13}) 10. Qxe3 Re8 11. Qxe7 Rxe7+ 12. Kd1 b6 (12... d6) 13.
Be2 Bb7 14. Bf3 Bxf3+ 15. Nxf3 Nc6 16. Kd2 Rae8 17. Rhe1 (17. Kc3 Re2 18. Rae1
$11) 17... Rxe1 18. Rxe1 (18. Rxe1 Rxe1 19. Kxe1 Nb4 20. Kd2 Nxa2 $17 {Komodo13
}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.25"]
[White "Davies, Sam"]
[Black "Boulden, David"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1693"]
[BlackElo "1825"]
[Annotator "kemen"]
[PlyCount "50"]
[EventDate "2019.??.??"]

{[%evp 0,50,80,48,109,66,54,-4,73,57,49,32,34,7,26,20,9,-4,18,-13,29,6,101,89,
78,89,99,101,93,111,175,175,311,303,410,374,455,480,526,521,537,529,605,616,
616,576,607,607,635,647,780,785,797]} 1. e4 c5 2. Nc3 e6 3. g3 b6 (3... Nc6 {
main}) 4. Bg2 Bb7 5. d3 Nc6 (5... Nf6) (5... d6) 6. f4 Nge7 7. Nf3 d5 8. O-O d4
(8... g6) (8... Qd7 {alternatives}) 9. Ne2 Qc7 $146 (9... g6 $11 {2-0}) (9...
f6 {0-1}) 10. c3 (10. Bd2 $16 {Komodo13}) 10... Rd8 11. cxd4 Nxd4 12. Nexd4
cxd4 13. Bd2 $18 {Wh is virtually fully developed, while the Bl K is still in
the centre} Nc6 14. Rc1 (14. f5 e5 15. f6 gxf6 16. Nh4 $18 {Komodo13}) 14...
Qb8 15. Qa4 $18 (15. Ng5 $18) (15. f5 $18) 15... b5 (15... Qd6 16. Ne5 Rc8 17.
Rc2 $18) 16. Qxb5 Ba8 17. Qa4 Bb4 18. Rxc6 O-O 19. Rc2 Bxd2 20. Nxd2 {Wh is a
clear piece up} e5 21. fxe5 Qxe5 22. Rf5 Qe6 23. Qxa7 Rd6 24. Rc7 Ra6 25. Rcxf7
$1 Qxf7 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.26"]
[White "Carlucci, Paul A"]
[Black "Hirst, Joe"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1769"]
[BlackElo "1604"]
[Annotator "kemen"]
[PlyCount "36"]
[EventDate "2019.??.??"]

{[%evp 0,36,25,33,13,28,49,17,10,17,8,8,35,16,5,0,19,18,45,43,21,28,28,43,49,
25,50,36,55,41,50,36,32,13,16,23,21,0,35]} 1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2
(4. Bd3 {is more active}) 4... O-O 5. O-O d6 6. b3 e5 (6... c5 7. Bb2 cxd4 8.
exd4 d5 9. Nbd2 {Carlucci-D Jones , rd2, 1/2-1/2}) 7. c4 $146 {Stockfish 17059}
(7. dxe5 Ng4) (7. Bb2 e4) 7... e4 8. Nfd2 c6 9. Ba3 Re8 10. Qc2 d5 {Its a
Reversed Kongs Indian Attack Reversed} 11. Nc3 Bf5 12. Rac1 Bf8 (12... Na6) (
12... Nbd7) 13. Bxf8 Kxf8 14. b4 a6 15. a4 Qd6 16. Qb3 Nbd7 17. b5 Kg7 18. Rb1
h5 $14 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.27"]
[White "Barber, Andrew"]
[Black "Bridgeman, Niamh"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "1860"]
[BlackElo "1478"]
[Annotator "kemen"]
[PlyCount "45"]
[EventDate "2019.??.??"]

{[%evp 0,45,25,-29,40,30,21,8,43,18,20,12,58,-3,-13,-11,-11,-17,37,-3,18,2,9,
-3,-10,-24,-7,-13,-30,-64,-68,-67,-84,-84,-80,-69,-69,-74,-73,-59,-56,-58,-39,
-42,-9,-5,11,-1]} 1. c4 f5 2. g3 Nf6 3. Bg2 d6 4. Nc3 e5 (4... g6) 5. d3 c6 (
5... Be7) (5... g6) 6. e4 (6. Nf3) 6... Be7 7. Nge2 O-O 8. O-O Qe8 (8... Na6) (
8... Be6) 9. Bd2 $146 (9. f3) (9. f4) 9... Qh5 (9... fxe4) 10. Nc1 Qxd1 {after
this the game just fizzles out} (10... Qg6) 11. Rxd1 Na6 12. a3 Nc7 13. h3 Be6
14. Re1 (14. b3) 14... fxe4 15. Nxe4 Nxe4 16. Rxe4 Bf5 $15 17. Re2 Ne6 18. Be3
Bg5 (18... a5) 19. Rd2 Bxe3 20. fxe3 Rae8 21. Nb3 Re7 22. Rf1 Bg6 23. Rxf8+ $11
1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.28"]
[White "Connor, Michael I"]
[Black "Gamble, Raymond J"]
[Result "0-1"]
[ECO "E08"]
[WhiteElo "1639"]
[BlackElo "1852"]
[Annotator "kemen"]
[PlyCount "68"]
[EventDate "2019.??.??"]

{[%evp 0,68,19,31,33,-16,4,-24,-17,-24,16,14,1,-13,14,2,19,-3,7,13,9,5,-3,-18,
20,26,26,-14,36,31,37,38,59,29,54,24,77,19,43,-67,-65,-60,-45,-122,-84,-146,
-146,-176,-182,-283,-295,-304,-324,-449,-443,-468,-468,-523,-386,-386,-93,-228,
-208,-370,-366,-411,-420,-1118,-1194,-1420,-1442]} 1. d4 e6 2. c4 Nf6 3. g3 d5
4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Rd1 (8. Nbd2 {main}) 8... b6 9.
b3 Bb7 (9... Ba6 {also}) 10. Nc3 Rc8 11. Bb2 (11. e4 {more frequent}) 11... Qc7
12. Rac1 Qb8 {67% for Wh} 13. h3 $146 (13. e4 {67% for Wh}) (13. Qb1 {25% for
Wh}) 13... dxc4 {gives up a bit of centre control} (13... c5 $11) 14. bxc4 c5
15. d5 $16 exd5 16. cxd5 (16. Nxd5) 16... Rfe8 17. e4 a6 18. a4 (18. e5 $18
Nxe5 19. Nxe5 Qxe5 20. d6 Bxg2 21. Kxg2 Qe6 (21... Bxd6 22. Nb5 axb5 23. Bxe5
Bxe5 24. a3 $18) 22. dxe7 $18 {Komodo13}) 18... Bd6 (18... c4 19. e5 Nxe5 20.
Nxe5 Qxe5 21. d6 Bxg2 22. Kxg2 Bxd6 23. Nb5 c3 24. Bxc3 axb5 25. Bxe5 Rxc2 26.
Rxc2 Bxe5 27. f4 Bb8 28. axb5 h5 $15) 19. Ne2 $2 {perhaps hoping for a K side
attack} (19. Rb1 $16) 19... Nxe4 20. Nh4 Nef6 21. f4 (21. Nf5) 21... Qa8 (21...
b5 $19) (21... c4 $19) 22. Qc4 b5 23. axb5 axb5 24. Qd3 c4 25. Qd2 Bc5+ 26. Kh2
Be3 27. Qc3 Bxc1 28. Nxc1 Nb6 29. Nf5 Nbxd5 {and the centre has gone} 30. Bxd5
Bxd5 31. Nxg7 {the problem is that the Wh K is more insecure than the Bl one}
Qa7 $1 32. Rf1 Ne4 33. Qf3 Nd2 $1 34. Qxd5 Nxf1+ (34... Nxf1+ 35. Kh1 (35. Kg2
Ne3+) 35... Re1 36. Bd4 Ne3+ 37. Kh2 Nxd5 38. Bxa7 Kxg7 $19) 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.29"]
[White "Dean, Robert A"]
[Black "Bush, Ian"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1807"]
[BlackElo "1578"]
[Annotator "kemen"]
[PlyCount "72"]
[EventDate "2019.??.??"]

{[%evp 0,72,51,19,84,55,81,81,78,20,43,56,101,65,28,-20,51,20,30,22,19,-40,-42,
41,29,-86,-60,-22,-34,-49,-47,-55,-55,-98,-84,-39,-48,-30,0,0,0,0,0,-101,-50,
-47,0,-93,-3,-241,-117,-184,-77,-465,-268,-410,-179,-131,192,-244,-283,-369,
-116,-178,0,0,0,-316,-316,-477,-493,-1592,-1037,-29999,-30000]} 1. e4 d6 2. d4
Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. e5 (6. Bb5+ {more frequent}) 6... Nfd7 7.
Bc4 {a very sharp line, though scarcely considered in the theory books} (7.
exd6 O-O {main}) (7. e6) (7. dxc5 {other possibilities}) 7... O-O (7... cxd4 {
main, 32% for Wh} 8. Qxd4 (8. Bxf7+ Kxf7 9. e6+ Ke8 {gets better results than}
(9... Kg8 {1 win each, 4 draws}) 10. exd7+ Bxd7 11. Nxd4 Nc6 $15 {2 draws, 2
Bl wins})) 8. e6 Nb6 9. exf7+ Kh8 10. Bd3 {56% Wh} (10. Be2 {main, only scores
42% after} cxd4 11. Nxd4 $11) (10. h4 Nxc4 {84% for Wh, early scepticism from
the Cloud Engines notwithstanding} 11. h5 Bf5 12. hxg6 Bxg6 13. f5 Bxf5 14. Ng5
$16 {after the Cloud Engines dismissed the attack as inadequate, delivers 4-0})
10... cxd4 11. Ne4 Rxf7 12. Nfg5 {3 Wh wins & a draw} (12. h4 $16 {preferred
by the Cloud Engines}) 12... Rf8 (12... Rf5 {1.5-0.5}) 13. Nxh7 (13. h4 $16 {
FRitz15 & Komodo13}) 13... Kxh7 14. Ng5+ Kg8 15. Bxg6 Nd5 (15... Bf5 16. Qh5
Bxg6 17. Qxg6 Rf6 18. Qh7+ Kf8 19. f5 Nc4 20. O-O Nd7 21. Ne6+ Rxe6 22. fxe6+
Nf6 23. Bh6 Bxh6 24. Qf7# {Wodzynski-Karpinski, POL ch tm Kujawsko Pomorskie
2007,1-0}) 16. Bh7+ (16. Qh5 Nf6 17. Bh7+ {transposes}) 16... Kh8 17. Qh5 Nf6
18. Qh4 $11 Qa5+ (18... Qb6 19. Bg6+ Kg8 20. O-O $14 {Komodo13}) 19. Bd2 $18
Qb6 20. Bg6+ (20. O-O $18) 20... Kg8 21. Nh7 (21. O-O $18) 21... Qxb2 (21...
Qc5 $17) 22. O-O Nbd7 (22... d3 $11 {Komodo13}) 23. Nxf8 (23. Rae1 $18 {Wh is
fully mobilized while Bl has several pieces including his Q cut off on the Q
side. Komodo13 now starts shedding material to stop a R invasion on e7}) 23...
Nxf8 (23... Kxf8 $17) 24. f5 (24. Bd3 $14 {Komodo13}) 24... d3 (24... Qxc2 $19)
25. Rac1 (25. Rae1 e6 26. Kh1 Bd7 27. Bh6 Bc6 28. Bxg7 Kxg7 29. Qg5 dxc2 30.
Be8+ Kh8 31. Bxc6 N8h7 32. Qd2 bxc6 33. fxe6 (33. Qxd6 Rg8 34. Qxc6 Nd5 $17)
33... d5 $15 {Komodo13}) 25... e6 (25... dxc2 $19) 26. Bb4 dxc2 (26... exf5 $19
) 27. Kh1 b6 28. Bxd6 Bb7 29. Qh3 (29. Bxf8 $1 Kxf8 {Komodo13} (29... Rxf8 30.
fxe6 $18) 30. fxe6 Rc8 31. Qg5 $16 (31. e7+ Kxe7 32. Qf4 Kf8 33. Bh7 $14))
29... Ba6 (29... Be4 $19) 30. Rg1 (30. Rfe1) 30... Nxg6 (30... Ne4 31. Qf3 Bd3
32. Rge1 Qd4 $19 {Komodo13}) 31. fxg6 Qxa2 (31... Re8 $19) 32. Be5 (32. Be7 Rf8
33. Rge1 Qc4 34. Rxe6 Qf4 35. Ree1 Qg4 $11 {Komodo13}) 32... Rf8 33. Qh4 (33.
Rxc2 Qxc2 (33... Qd5 34. Bxf6 Rxf6 35. Qh7+ Kf8 36. Rc7 $18) 34. Qxe6+ Kh8 35.
Qh3+ Kg8 36. Qe6+ $11 {Komodo13}) 33... Bd3 $19 34. Qd4 Qd5 35. Qc3 Ng4 (35...
Ne4) 36. Bxg7 Nf2# 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.30"]
[White "Szwajkun, Richard"]
[Black "Lambert, John F"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1574"]
[BlackElo "1788"]
[Annotator "kemen"]
[PlyCount "93"]
[EventDate "2019.??.??"]

{[%evp 0,93,34,34,25,20,14,15,8,31,25,17,28,15,41,44,102,68,113,77,77,44,62,67,
136,80,68,68,84,54,62,51,83,83,81,99,161,154,186,150,169,174,165,148,143,86,94,
33,104,136,133,129,166,168,176,192,194,142,171,180,220,200,185,197,262,255,265,
254,253,253,252,255,273,285,306,255,405,303,378,384,399,401,504,447,453,469,
471,471,480,664,1014,1022,1390,651,731,1012]} 1. d4 d5 2. Nf3 e6 3. Bg5 Nf6 4.
Nbd2 Be7 5. e3 Nbd7 6. c4 (6. Bd3) 6... c6 (6... O-O) 7. Bd3 Qc7 (7... O-O) 8.
Qc2 (8. O-O) 8... Nf8 (8... h6 9. Bh4 O-O {1 game each}) 9. Ne5 (9. Rd1 $16)
9... Ng6 10. Ndf3 Qa5+ 11. Ke2 $14 (11. Kf1 $16) 11... Nd7 (11... c5) 12. Bxe7
(12. Bxg6) 12... Ndxe5 13. Nxe5 Kxe7 (13... Nxe7) 14. f4 Bd7 15. a3 (15. Bxg6 {
gives Wh a good N vs bad B [osition}) 15... c5 (15... Nxe5) 16. Nxd7 Kxd7 17.
b4 $18 {the Bl K is more exposed than the Wh one} Qc7 18. cxd5 (18. bxc5 {goes
a clear pawn up}) 18... exd5 19. Bb5+ Ke7 20. dxc5 (20. bxc5) (20. Qxc5+) 20...
Rhd8 21. Rhd1 Kf8 22. Kf2 (22. g3) 22... d4 23. g3 dxe3+ 24. Kxe3 Kg8 25. Rxd8+
Rxd8 26. Rd1 $18 Ne7 27. Rxd8+ Qxd8 28. Bc4 (28. Qd3 $1) 28... Qd7 29. Qd3 Nf5+
30. Kd2 Qxd3+ 31. Kxd3 $18 {Wh is a clear pawn up} Ne7 32. Ke4 Kf8 33. Ke5 Ke8
34. Kd6 (34. g4) 34... Kd8 35. Bxf7 Nf5+ 36. Ke5 Ne3 37. Bd5 Ng4+ 38. Ke6 (38.
Kd6) 38... Kc7 39. Kf7 g6 40. Kg7 a6 41. Bg8 (41. h4) 41... Nxh2 42. Bxh7 Nf1
43. Bxg6 Nxg3 44. f5 Nxf5+ 45. Bxf5 b6 46. cxb6+ Kxb6 47. a4 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.31"]
[White "Holland, Ray J"]
[Black "Hawthorne, Julian N"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1766"]
[BlackElo "1344"]
[Annotator "kemen"]
[PlyCount "87"]
[EventDate "2019.??.??"]

{[%evp 0,87,24,-34,20,25,52,25,14,14,29,-2,8,-1,-1,11,-3,2,9,-23,0,5,-7,-7,-8,
0,-11,-8,43,1,5,21,45,39,57,57,57,87,231,202,243,248,242,270,319,195,317,368,
345,346,419,465,445,369,356,340,560,392,444,465,528,538,519,496,524,536,559,
569,1000,690,850,918,1374,1434,1434,1609,1995,1401,2524,980,983,1042,1468,940,
1913,962,1223,1012,1368,2064]} 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nf6 5. d3
O-O 6. Nf3 (6. e4) 6... d6 7. O-O Nc6 8. a3 Bd7 (8... a6) 9. h3 (9. Rb1 {main,
consistent with previous move}) 9... Re8 (9... Rb8 {main}) 10. Bd2 $11 (10. Rb1
a5 11. e3 Rb8 12. Re1 e5 13. Ng5 h6 14. Nge4 Nxe4 15. dxe4 {Zilic-Mikulinjak,
CRO ch tm, Medulin 1997,1-0}) 10... Qc8 11. Kh2 a6 12. Rb1 Rb8 13. b4 Nd8 (
13... Nd4 $5) 14. b5 (14. bxc5) 14... axb5 15. Nxb5 Bxb5 (15... Ra8 $11) 16.
Rxb5 $14 Ra8 17. Qb3 Nc6 18. Rb1 $16 d5 $2 (18... Nd8 19. Ba5 Ne6 20. Bc3 Nd8
21. Qb2 $16 {Komodo13}) 19. cxd5 $18 Nd4 20. Nxd4 cxd4 21. Rxb7 Qf5 22. Bf3 (
22. f4) (22. Kg1) 22... g5 23. d6 $1 g4 24. hxg4 Nxg4+ 25. Kg2 Ne5 26. Rxe7 $18
(26. Be4 $1 $18) (26. d7 $18) 26... Nxf3 27. exf3 (27. Rxe8+ Rxe8 28. exf3)
27... Bf8 28. Rxe8 (28. g4 Qg6 29. Rxe8 Rxe8 30. d7 {Komodo13}) 28... Rxe8 29.
Bf4 Qf6 30. Qd5 (30. d7) (30. Qb5) 30... Rd8 31. Rb6 (31. d7 Qe7 32. Rb7) 31...
h6 32. Be5 (32. Qc5) 32... Qf5 33. Qxd4 h5 34. a4 (34. Bf6 Rd7 35. Rb8 $18 {
mating}) 34... h4 35. Qxh4 Qxe5 36. Qxd8 Kg7 37. Rb5 Qd4 38. Qg5+ Kh8 39. Qe5+
Qxe5 40. Rxe5 Bxd6 41. Rd5 Be7 42. Rd7 (42. a5) 42... Bc5 43. Rxf7 Kg8 44. Rb7
1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.32"]
[White "Parri, Deio"]
[Black "Banerjee, Sanjoy K"]
[Result "1/2-1/2"]
[ECO "E38"]
[WhiteElo "1651"]
[BlackElo "1571"]
[Annotator "kemen"]
[PlyCount "56"]
[EventDate "2019.??.??"]

{[%evp 0,56,24,24,31,-9,-3,4,33,-24,2,-6,16,15,3,-20,19,16,3,5,1,-9,12,5,18,-5,
4,0,19,-10,-4,-24,-30,-15,-22,-35,-11,-32,-35,-23,-36,-33,7,9,10,2,-20,-12,-22,
-13,0,0,0,0,0,0,26,8,11]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 (5.
a3) 5... c5 6. e3 (6. dxc5) 6... d5 (6... b6) 7. Bd3 cxd4 (7... Nc6) 8. exd4
dxc4 9. Bxc4 b6 (9... Nc6) 10. Bg5 (10. O-O {main}) 10... Ba6 (10... Bb7 {1/2})
(10... Nbd7 {1/2}) 11. Bxa6 Nxa6 12. O-O $11 Be7 13. Rfe1 Nb4 14. Qe2 Nbd5 15.
Nxd5 Nxd5 16. Bxe7 Qxe7 17. Rac1 Qf6 18. Qe5 Qxe5 (18... Rfc8) 19. dxe5 Nb4 20.
Re4 Rac8 (20... Nd3 $15) 21. Rec4 Rxc4 22. Rxc4 Nxa2 23. Ra4 Nc1 24. Rxa7 Nd3
25. Rb7 Rc8 26. h3 Nxb2 27. Rxb6 Nc4 28. Rb1 h6 $11 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.33"]
[White "Fisher, Peter S"]
[Black "Wells, Barrie"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1788"]
[BlackElo "1281"]
[Annotator "kemen"]
[PlyCount "56"]
[EventDate "2019.??.??"]

{[%evp 0,56,24,32,78,68,84,44,87,42,53,65,48,60,68,49,73,40,34,34,34,30,33,29,
56,45,54,24,29,20,32,32,26,34,73,66,110,118,132,51,42,-127,-317,-329,-317,-277,
-291,-392,-346,-506,-506,-735,-826,-846,-855,-881,-893,-940,-941]} 1. e4 g6 2.
d4 Bg7 3. Nf3 d6 4. c4 a6 5. Be2 Nf6 6. Nc3 O-O 7. h3 c5 8. O-O cxd4 9. Nxd4
Nc6 10. Be3 Bd7 11. Qd2 Rc8 12. Rac1 {115 games} Nh5 $146 (12... Nxd4) (12...
Re8) (12... Ne5 {main lines}) 13. b3 (13. Bxh5 gxh5 14. Nf3 $16 {Komodo13})
13... Nxd4 14. Bxd4 Bxd4 15. Qxd4 Nf4 16. Bf3 e5 (16... b5) (16... Bc6) 17.
Qxd6 Nxh3+ $6 18. gxh3 Qg5+ 19. Kh2 (19. Kh1 $1 Bxh3 20. Nd5 $18 {Komodo13})
19... Qf4+ 20. Kg2 $2 (20. Kg1 Bxh3 21. Qd3 Bxf1 22. Rxf1 $16) 20... Bxh3+ $17
21. Kxh3 Qxf3+ 22. Kh2 Qf4+ (22... Qh5+) 23. Kh1 Rcd8 (23... Rfd8) 24. Qc5 Rd3
25. f3 (25. Qe3 $5) 25... Rd2 26. Rf2 Rxf2 27. Qxf2 Qxc1+ 28. Kg2 Qxc3 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.34"]
[White "Ashcroft, Graham J"]
[Black "Lee, Michael A"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1823"]
[BlackElo "1472"]
[Annotator "kemen"]
[PlyCount "103"]
[EventDate "2019.??.??"]

{[%evp 0,103,32,-17,-29,-74,-44,-44,-11,-9,10,15,47,0,181,50,47,34,48,75,75,39,
43,48,44,31,28,34,33,33,33,41,48,14,157,168,209,210,230,192,182,167,167,174,
172,149,151,135,141,132,111,99,127,121,120,121,204,184,222,225,230,231,252,165,
169,162,123,118,112,108,194,234,251,229,306,306,301,306,309,309,309,318,312,
311,345,375,375,358,358,396,396,396,396,374,395,387,400,363,464,458,481,531,
1131,1311,1243,1379]} 1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. Nc3 Bb4 (4... Nf6) 5. Nd5
Nf6 (5... Bc5) 6. e3 (6. a3 {main}) 6... d6 7. Ne2 O-O 8. O-O Nxd5 9. Bxd5+ (9.
cxd5) 9... Kh8 10. d4 Ne7 11. Bg2 c6 12. a3 Ba5 13. b4 Bc7 14. Bb2 Be6 {Cloud
Engines} (14... Ng6 15. d5 Bd7 16. Qd2 cxd5 17. cxd5 Bb6 18. Rfd1 Qg5 19. Rf1
f4 {Korov-Starcevic, Zagreb op 2009,0-1}) 15. Rc1 Rc8 16. c5 (16. b5 $14) 16...
Qd7 (16... e4 $11) 17. cxd6 Bxd6 18. dxe5 $18 Bc7 19. Nf4 (19. Qxd7 Bxd7 20.
Rfd1 $18 {Komodo13}) 19... Nd5 20. Nxe6 Qxe6 21. Bxd5 cxd5 22. f4 (22. Qa4)
22... Bb6 23. Qd2 Rc4 24. Bd4 (24. a4 $18) (24. Rfd1 $18) 24... Bxd4 25. exd4
Rfc8 (25... b5 26. a4 a6 27. axb5 axb5 28. Rxc4 bxc4 29. Ra1 h5 30. Ra5 $18 {
Komodo13}) 26. Rxc4 Rxc4 27. Rc1 Qc6 28. Rxc4 Qxc4 29. e6 $18 (29. Qe3 $18)
29... Kg8 30. Qe3 Kf8 31. e7+ (31. Qe5 Ke7 32. Qxg7+ Kxe6 33. Qe5+ Kf7 34.
Qxf5+ Kg8 35. Qe6+ Kf8 36. Qf6+ Kg8 37. Kg2 $18 {Komodo13}) 31... Ke8 32. Qe5
Qd3 33. Qb8+ Kxe7 34. Qxb7+ Kf8 35. Qa8+ Ke7 36. Qxa7+ Kd6 37. Qc5+ Ke6 38.
Qc6+ Ke7 39. Qc7+ Kf8 40. Qd8+ Kf7 41. Qxd5+ Ke7 42. Qe5+ Kd8 43. Qd6+ (43. d5
$18) 43... Kc8 44. Qf8+ Kb7 45. Qxg7+ Kb6 46. Qf6+ (46. Qe5) 46... Kb5 47. Qe5+
Ka4 48. d5 (48. Kg2) 48... Qd1+ 49. Kg2 Kxa3 50. b5 Kb4 51. b6 Kc5 52. b7 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.35"]
[White "Smith, Andrew Pe"]
[Black "Jones, Dewi"]
[Result "0-1"]
[ECO "C21"]
[WhiteElo "1668"]
[BlackElo "1532"]
[Annotator "kemen"]
[PlyCount "92"]
[EventDate "2019.??.??"]

{[%evp 0,92,19,36,25,10,19,11,26,49,44,23,48,55,41,5,16,15,16,11,36,-11,-11,
-11,23,26,20,9,17,-5,-4,-1,-25,-15,-8,-68,-71,-50,-54,-178,-161,-181,-184,-197,
-181,-233,-134,-181,-154,-149,-164,-147,-137,-121,-117,-136,-87,-120,-129,-139,
-144,-140,-130,-141,-130,-134,-128,-142,-122,-125,-116,-118,-117,-115,-107,
-109,-107,-107,-114,-150,-153,-161,-117,-207,-139,-141,-198,-219,-214,-208,
-222,-221,-262,-273,-224]} 1. e4 e5 2. d4 exd4 3. Nf3 d5 (3... Nc6) (3... Bb4+
{main lines}) 4. Qxd4 Nc6 (4... Nf6) (4... dxe4) 5. Qxd5 (5. Bb5) 5... Qxd5 6.
exd5 Nb4 7. Bd3 (7. Bb5+ Bd7 8. Bxd7+ Kxd7 9. Ne5+ Ke8 $11 {1.5-0.5}) 7...
Nxd3+ (7... Bd6 8. O-O Ne7 9. Bg5 f6 10. Be3 Nexd5 11. a3 Nxd3 12. cxd3 Bf5 {
Hayashi-Hayakawa,JPN ch ICCF 2008.0-1}) 8. cxd3 Nf6 (8... Bf5) 9. Nc3 Bb4 10.
Bd2 O-O 11. O-O Bxc3 (11... Bf5) (11... Re8) 12. bxc3 Nxd5 $11 13. c4 Nb6 14.
Rac1 Bf5 15. Rc3 Rad8 16. d4 Bg4 (16... Rfe8 {Bl feels more comfortable, with
much better development}) 17. Ne5 (17. Be3) 17... Rxd4 18. Be3 Re4 $15 19. f4 (
19. Nxg4 Rxg4 20. Rb1 h6 21. h3 $11 {Komodo13}) 19... Be2 $19 (19... Be6 $19)
20. Rfc1 f6 21. Nf3 Nxc4 22. Bc5 Nd6 (22... Rd8 23. Bxa7 b6 $19 {Komodo13}) 23.
Kf2 (23. Bxd6 cxd6 24. Rc7 Rb8 25. Rd7 Rc4 $17 {Komodo13}) 23... Rfe8 24. Bxd6
cxd6 25. Rc7 Bxf3 26. Kxf3 R4e7 27. R7c3 (27. Rxe7 Rxe7 28. Rc8+ Kf7 29. f5 $17
{makes life a little trickier for Bl, who should, however, still be able to win
}) 27... d5 28. Rd3 Rd8 29. Rcd1 Red7 30. Rd4 Kf7 $19 31. f5 b5 32. a3 a5 33.
R1d3 Rb8 (33... Ke7) 34. Rxd5 (34. g4 $5) 34... Rxd5 35. Rxd5 b4 36. axb4 axb4
$19 37. Rd7+ Kf8 38. Rd2 Ke7 (38... b3) 39. Rb2 Kd6 (39... b3) 40. Ke3 Ke5 41.
g4 Rb7 (41... b3) 42. Rb3 h5 43. h3 hxg4 44. hxg4 Rb6 45. Kf3 Kd4 46. Ke2 Ke4 (
46... Kc4) 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.36"]
[White "Lloyd, Stephen M"]
[Black "Rajagopal, Juan"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1526"]
[BlackElo "1600"]
[Annotator "kemen"]
[PlyCount "69"]
[EventDate "2019.??.??"]

{[%evp 0,69,25,35,19,14,35,61,91,60,62,62,57,62,61,39,41,-14,-22,-16,-8,-24,-7,
-78,-97,-102,-102,-120,-149,-180,-176,-278,-295,-296,-281,-284,-284,-312,-307,
-369,-317,-274,-250,-246,-127,-117,-123,-114,-106,-129,-98,-123,-126,-130,-148,
-136,-158,-189,-104,-99,-72,-75,-86,-623,-47,-47,0,0,0,0,222,156]} 1. d4 Nf6 2.
Nf3 g6 3. Nc3 c5 4. d5 Bg7 5. e4 O-O 6. h3 d6 7. Be3 (7. Be2) (7. Bd3) 7... e6
(7... b5) (7... Qa5) 8. e5 $146 {B moves have been played before} Nxd5 9. Nxd5
exd5 10. Qxd5 dxe5 (10... Nc6 $15) 11. Rd1 (11. Qxc5 b6 12. Qb5 Bb7 $15 {Wh is
getting behind in development}) (11. O-O-O Qxd5 12. Rxd5 b6 $17 {likewise})
11... Qxd5 12. Rxd5 b6 $17 13. Bc4 Be6 $19 14. Ng5 b5 $1 15. Bxc5 bxc4 16. Nxe6
fxe6 17. Rd2 Rc8 {Bl is a clear piece up} 18. Bd6 Rd8 (18... c3 19. bxc3 e4)
19. O-O Bf8 (19... Nc6) 20. Rfd1 Bxd6 21. Rxd6 Rxd6 22. Rxd6 Kf7 23. Rd8 a5 (
23... Ke7 24. Rh8 Kd6) 24. Rc8 h5 25. Kf1 Ke7 26. Ke2 Kd7 27. Rg8 Kc7 28. Rxg6
Ra6 $19 (28... Nc6 $19) 29. Rg5 h4 30. Rxe5 Nc6 31. Kd2 {the next 2 moves look
like time pressure oversights} Kd6 32. Rh5 Ne5 33. Rxh4 Kd5 34. Rh5 Rd6 (34...
Kd6) 35. Ke3 $18 {Wh has now gathered enough pawns for the piece lost earlier}
(35. Kc3 $18) 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.37"]
[White "Roberts, Malcolm A"]
[Black "Francis, Matthew"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1616"]
[BlackElo "1697"]
[Annotator "kemen"]
[PlyCount "52"]
[EventDate "2019.??.??"]

{[%evp 0,52,24,19,109,56,78,33,54,49,71,48,39,18,22,-2,6,0,3,0,8,-30,-17,-45,
-44,-63,-59,-80,-12,-31,-51,-39,-9,-28,-22,-56,-53,-52,-60,-46,-34,-32,-38,-39,
-30,-36,-35,-32,1,-13,-13,-32,33,-62,0]} 1. e4 c5 2. Nf3 a6 3. a4 (3. d4 {main}
) 3... e6 (3... Nc6) 4. Nc3 (4. d4) 4... d6 5. h3 (5. d4) 5... Nf6 6. d3 (6. d4
) 6... Nc6 7. Bd2 $146 {Wh's play is a little pasive} (7. Be2) (7. Bg5) 7...
Be7 (7... d5 $15) 8. Be2 O-O 9. O-O d5 (9... Qc7 10. Bf4 Bd7 11. Re1 Rac8 12.
Bf1 e5 13. Bh2 h6 {Nystrom-Raivio, FIN ch tm 2011,0-1}) 10. exd5 exd5 11. Re1
h6 (11... Re8) 12. Bf1 Bd6 $17 13. Qc1 Kh7 {there is no real threat of a
sacrifice on h6, so Bl can get on with development} (13... Bf5 $17) 14. g3 Qc7
15. Bg2 Be6 (15... Bd7) (15... Bf5 16. Nh4 Be6) 16. Ne2 Qd7 17. Kh2 Rae8 (17...
g5 {Rudy, prevents exchanges on f4} 18. c4 d4 19. Bxg5 hxg5 20. Qxg5 Be7 21.
Qh4+ Kg7 (21... Kg8 22. Qh6 Nh7 {a standard defence, fails here to} 23. Nf4 $16
) 22. Qg5+ $11) 18. Bf4 Bxf4 19. Nxf4 (19. Qxf4) 19... Qd6 (19... Bf5 $15) 20.
Nxe6 fxe6 21. Qd2 (21. c4 $11) (21. Kg1 $11) 21... e5 22. Rad1 Nd7 23. Kg1 Rf6
24. Nh2 (24. c4 d4 25. Nh2 $11 {Komodo13}) 24... Ref8 25. Rf1 Qe6 26. c3 Ne7 (
26... R6f7 $11 {Komodo13}) (26... Ne7 27. c4 Kh8 28. Ng4 Rg6 29. Rde1 $16 {it
looks like the Bl centre is unable to advance advantageously, so Bl was
sensible in offering the draw}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.38"]
[White "Spencer, Elliott"]
[Black "Davies, Huw"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1743"]
[BlackElo "1642"]
[Annotator "kemen"]
[PlyCount "89"]
[EventDate "2019.??.??"]

{[%evp 0,89,19,31,72,45,19,-9,27,8,27,30,84,24,76,78,106,53,43,26,41,2,69,58,
92,48,56,69,53,55,56,20,85,14,127,46,78,78,78,57,89,88,87,89,101,77,83,79,80,
64,93,80,135,84,94,121,204,189,204,266,330,340,341,349,349,347,349,355,357,368,
371,374,378,375,378,385,378,378,378,452,450,466,539,567,622,696,809,929,1200,
795,873,891]} 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 g6 6. Bc4 e6 7.
Bf4 Bg7 (7... a6 {main}) 8. e5 (8. O-O {main,47% for Wh. However}) (8. Nb5 $18
{only found in 2 games, but it should be winning} Bxb2 (8... Qa5+ 9. Bd2 (9.
Kf1 $18 {Cloud Engines} Kf8 10. Bc7 b6 11. Bd6+ Nge7 12. Rb1 Qa6 13. Qd3 Qb7
14. Nc7 a6 (14... Rb8 15. b4 b5 16. Bxb5 $18)) 9... Qd8 10. Nd6+ Ke7 11. e5 $18
{Balzereit-Manasek, Frankfurt ch 2014,1-0}) 9. Nc7+ (9. Rb1 $18) 9... Kf8 10.
Rb1 Bc3+ 11. Ke2 e5 12. Qd6+ (12. Qd5 Qe7 13. Bg5 Nf6 14. Qd3 $18) 12... Qe7
13. Qxe7+ Kxe7 14. Nxa8 (14. Be3 Rb8 15. Nd5+ Kf8 16. Nxc3 $18) 14... exf4 15.
Nc7 Ba5 16. Nd5+ {Lauer-Garcia,LSS email 2014,0-1}) 8... Nge7 9. O-O O-O 10.
Qe2 $146 (10. Ne4 Nf5 11. Bg5 Qa5 12. g4 Nh6 (12... Nxe5) 13. Bxh6 Bxh6 14.
Nf6+ Kh8 $11 {Jostov-Stadler, LSS email 2010,1-0}) (10. Nb5 Nf5 11. Qe2 a6 12.
Nd6 Nfd4 (12... Nxd6 13. exd6 b5 $19 {Komodo13}) 13. Qd3 Nxf3+ 14. Qxf3 Nxe5
15. Qe3 Nxc4 16. Nxc4 b5 (16... d5 $19) 17. Nb6 Bb7 18. Nxa8 Qxa8 19. f3 Bxb2
20. Rad1 Bd5 {Hamann-Bandlow,GER ch tm U13, 1993,1/2-1/2}) 10... Qc7 $6 (10...
Nf5 $11) 11. Nb5 Qb6 12. Rfd1 (12. Nd6 $16) 12... a6 13. Nd6 Nf5 14. Nxf5 gxf5
15. Rac1 (15. Rd6) 15... Qc7 16. a4 (16. Qe3 $18 b5 17. Be2 Bb7 18. Rd6 Rac8
19. h4 $18 {Komodo13-Wh controls d6, which cuts the Bl forces in two. So Wh
can prepare a fullout K side attack}) 16... Rb8 (16... f6 17. exf6 Qxf4 18.
fxg7 Rf7 19. b4 d5 $14 {Komodo13- the exchanges help Bl a great deal}) 17. b4
b5 18. Bxb5 (18. axb5 axb5 19. Bxb5 $18) 18... axb5 19. axb5 Qb6 20. bxc6 dxc6
21. Be3 (21. Rd4 $18) 21... Qb5 22. Qxb5 (22. Qc2 $18) 22... cxb5 23. Bc5 Re8
24. Bd6 $16 Ra8 (24... Rb7) 25. Rc7 f6 26. g3 (26. exf6 Bxf6 27. Be5 Bxe5 28.
Nxe5 $18 {with a superior N to a bad B, & the Bl Rs disconnected}) 26... fxe5
27. Bxe5 Bxe5 (27... Bh6) 28. Nxe5 $18 Rb8 29. Rdc1 Bb7 30. Nd7 Bd5 31. Nf6+
Kf8 32. Nxh7+ Kg8 33. Nf6+ Kf8 34. Nd7+ Kg8 35. Nxb8 Rxb8 36. Rc8+ {simplest,
trying to double on the 7th might leave the Wh K vulnerable too} Rxc8 37. Rxc8+
Kf7 38. Rc5 Bc4 39. f4 Ke7 40. Kf2 Kd6 41. h4 Bd3 42. Ke3 Bf1 43. h5 Ke7 44.
Kd4 Kf6 45. Rc7 {a bad B is still bad, even if it gets out of the pawn chain,
because it can't defend the rear.} 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "4.39"]
[White "Sutcliffe, John"]
[Black "Bridgeman, Matthew"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1653"]
[BlackElo "1575"]
[Annotator "kemen"]
[PlyCount "45"]
[EventDate "2019.??.??"]

{[%evp 0,45,19,21,41,3,6,-7,6,9,9,-24,5,-18,-19,3,-14,-18,-27,-7,-3,-22,4,-28,
4,-13,-16,12,51,3,0,6,87,42,65,54,61,64,56,34,84,84,83,83,194,225,232,223]} 1.
e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 (5... Nf6 {main}) (5... Bd6) 6.
Bg2 Bg7 7. O-O Nge7 8. Re1 b6 (8... O-O {main}) 9. c3 a5 10. Nf1 (10. a4 Ra7
11. exd5 exd5 12. Nb3 O-O (12... d4)) 10... Ba6 11. Bf4 $146 (11. e5 $11 {2 Wh
wins, 4 draws, 6 Bl wins}) (11. exd5 $14 exd5 {0-1} (11... Nxd5 {1/2-1/2})) (
11. Bg5 $11 {0-1}) (11. h4 $11 {1/2-1/2}) 11... Ra7 {standard plan for Bl in
this particular variation} (11... d4 {Stockfish10 slight Bl advantage,
Komodo13 =}) 12. e5 $14 {Komodo13 keeps suggesting that Bl should 0-0} d4 13.
c4 Qc7 14. Qe2 (14. N1d2 $16 {Komodo13}) 14... h6 15. h4 Nb4 16. N1h2 Bb7 17.
a3 Nbc6 18. Ng4 Nf5 19. Nf6+ Bxf6 (19... Kf8 {Bl needs to keep the position
closed with the K still in the middle}) 20. exf6 $18 Qd8 21. g4 Nxh4 {a tactic
that comes unstuck} (21... Nd6 {though , gives Wh the initiative on both wings}
22. Qd2 (22. b4 cxb4 23. axb4 Nxb4 24. Nxd4 Bxg2 25. Nxe6 Qxf6 26. Bxd6 fxe6
27. Kxg2 $18 {despite material equality, the Bl K is in peril} (27. Bxb4 {also}
)) 22... h5 23. Ng5 Qd7 24. Nxe6 fxe6 25. Rxe6+ Qxe6 26. Re1 $18 {Komodo13})
22. Nxh4 Qxf6 $2 (22... g5 23. Ng6 $1 {both Engines} gxf4 (23... Rg8 24. Ne5
Nxe5 25. Bxe5 $18) (23... fxg6 24. Qxe6+ $18) 24. Nxh8 Qxf6 25. Qe4 $18) 23.
Bg3 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.14"]
[White "Benson, Paul J"]
[Black "Williams, Duncan"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1849"]
[BlackElo "1750"]
[Annotator "kemen"]
[PlyCount "105"]
[EventDate "2019.??.??"]

{[%evp 0,105,19,35,18,31,38,13,13,9,24,9,20,20,60,53,53,32,44,24,14,14,68,12,6,
-2,58,52,130,128,154,154,140,136,138,128,143,127,144,144,144,130,144,111,122,
123,128,138,202,199,195,196,196,134,225,160,183,139,202,168,373,373,349,242,
242,109,103,93,93,98,94,102,107,89,93,88,108,112,120,80,80,74,91,94,94,88,93,
72,71,67,64,64,64,64,64,9,64,64,89,89,121,94,96,161,268,294,274,288]} 1. e4 e5
2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 (4... Bc5) (4... Nf6 {main lines}) 5. Nxc6 (
5. Be3) 5... bxc6 (5... Bc5 {transposes to a line played by GMs in recent years
}) (5... Qxc6) (5... dxc6 {are also more frequent than the text}) 6. Bd3 Bb4+ (
6... Bc5 {transposes to either} 7. O-O {60 +games, or} (7. Qd2 {223 games})) 7.
c3 (7. Nc3 Bxc3+ 8. bxc3 Ne7 {2-1}) 7... Bc5 8. Qf3 $11 (8. Qe2 $14 {1 game
each}) (8. O-O $16 Ne7 9. Kh1 d5 10. Nd2 O-O 11. f4 Qh6 12. f5 Be3 13. Nb3 dxe4
14. Bxe4 Ba6 15. Bxe3 Qxe3 16. Re1 Qf2 17. Qd4 $16 {Guerra Mendez-Trepat
Herranz, Catalunya ch tm 2014,1-0}) 8... Qxf3 9. gxf3 Ne7 10. Rg1 Bd6 (10... d5
) 11. h4 Ng6 12. h5 Bf4 (12... Nf4 13. Bxf4 Bxf4 14. Rxg7 d6 $14 {Komodo13})
13. Be3 Bxe3 (13... Ne5 14. Ke2 Bxe3 15. Kxe3 Nxd3 16. Kxd3 $11 {Komodo13}) 14.
fxe3 Nh4 (14... Ne5 15. Be2 d5 16. Rxg7 $16 {Komodo13}) 15. Kf2 $18 (15. Nd2
$18) 15... Rg8 16. Rh1 (16. Nd2 $18) (16. f4 $18) 16... g5 17. hxg6 Nxg6 18.
Rxh7 $16 Ne5 19. Be2 d5 20. exd5 cxd5 21. Nd2 Rb8 22. b3 (22. b4) 22... Rb6 23.
Rg1 (23. Rh5 Re6 24. Rah1 $18 {Komodo13}) 23... Kf8 (23... Rxg1 24. Kxg1 Be6)
24. Rxg8+ Kxg8 25. Rh5 f5 26. c4 $18 (26. f4 Nf7 27. c4 $18 {Komodo13}) 26...
c6 27. Kg3 Rb7 28. Rg5+ Kf7 29. f4 Kf6 (29... dxc4 30. Bxc4+ Nxc4 31. Nxc4 $18
{Bl is left with a bad B & not much play}) 30. Rg8 Nxc4 31. bxc4 Be6 32. Rf8+ (
32. Rh8 Kg7 (32... Rb2 33. Rh6+ Ke7 34. Nf3 dxc4 (34... Rxe2 35. Rxe6+) 35. Nd4
Bd5 36. Bf3 c3 37. Bxd5 cxd5 38. Rc6 $18) 33. Rh2 Rb2 34. cxd5 cxd5 35. Nf3
Rxa2 36. Nd4 $18 {Komodo13}) 32... Ke7 33. Ra8 Rb2 34. Rxa7+ Kf6 35. cxd5 Bxd5
36. Bf3 (36. Bc4 {Komodo13} Rxd2 37. Bxd5 cxd5 38. a4 Rd3 39. Kf2 d4 40. Ra6+
Ke7 41. exd4 Rxd4 42. Kg3 {is the only move here to win, because of the
weakness of f5(Lomonosov tablebases). But it will take Wh 52 moves to mate})
36... Rxd2 37. Bxd5 Rxd5 (37... cxd5 {as sabove, gets rid of more pawns,
though perhaps Bl is hoping to trade the c pawn for the a pawn. As it is Bl
gets a lot of play because of the backwardness of Wh's e pawn}) 38. Ra6 Rc5 39.
Kf2 Rc2+ 40. Ke1 (40. Kf3 Ke7 41. a3 Kd6 42. a4 Ra2 43. Ra7 c5 44. Ra6+ Ke7 45.
Rc6 Rxa4 46. Rxc5 Ke6 $11) 40... Ke6 41. Kd1 Rc5 42. Kd2 Kd5 43. Kd3 Rc1 44.
Ra5+ (44. Ra8) 44... c5 45. Kd2 Rb1 46. Kc2 Re1 47. Ra3 (47. Kd2 $11) 47...
Re2+ (47... Kc4) (47... Ke4 {both look like draws}) 48. Kd3 Rb2 {looks like
the wrong square} (48... Rh2 {keeps the R as far away from a K attack as
possible}) (48... Re1 {stays on the e pawn}) 49. Ra8 $16 c4+ (49... Rf2 50.
Rd8+ Kc6 {Komodo13} (50... Ke6 {looks better as the f pawn holds up 2 pawns.
However Komodo13 finds a way to exploit this} 51. Re8+ Kf6 52. a4 Ra2 53. Ra8
Ke6 54. Kc4 Rc2+ 55. Kb3 Re2 56. Re8+ Kd7 57. Re5 $18) 51. Rf8 Rxa2 52. Rxf5 {
is a win for Wh, Lomonosov tablebases}) 50. Kc3 $18 Re2 51. Ra5+ Ke4 (51... Ke6
52. Re5+ Kf6 53. a4 Ra2 54. a5 Ra4 55. Kd4 Kg6 56. Rb5 Kf6 57. Rb6+ Ke7 58. a6
{and Wh keeps inching forward}) 52. Re5+ Kf3 53. a4 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.22"]
[White "Williamson, Graham A"]
[Black "Cawston, M John"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1789"]
[BlackElo "1813"]
[Annotator "kemen"]
[PlyCount "73"]
[EventDate "2019.??.??"]

{[%evp 0,73,28,41,50,34,65,65,34,34,28,11,20,3,25,6,8,8,30,27,45,22,57,53,86,
86,87,58,46,-15,15,-34,-21,-22,5,-42,-49,-92,-92,-73,-83,-77,-31,-32,-1,-6,23,
30,29,9,54,33,51,33,49,52,62,27,188,193,190,209,281,305,586,681,820,884,905,
977,1048,607,1246,1246,29979,1464]} 1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 O-O 5.
c3 d6 6. Nbd2 (6. h3 {main}) 6... Nh5 7. Bg5 h6 8. Bh4 Qe8 (8... f5) 9. Bc4 (9.
Qb3 a5 10. h3 a4 11. Qa3 f5 12. Bc4+ Kh8 13. O-O-O b5 {Rosenberg-Lilja, DEN ch
Seniors 50+, Odder 2019,0-1}) 9... a6 $146 (9... e5 {looks logical after the Q
move} 10. O-O Nc6 11. h3 Kh8 12. Ne1 f5 13. Be2 Nf6 14. Bg3 g5 {Djukic-Saric,
Bosna op, Sarajevo 2011,0-1}) (9... Nd7 {Cloud Engines}) 10. Qc2 Kh7 11. h3 b5
12. Bd3 Bb7 13. g4 Nf6 14. Bg3 c5 $11 15. Rg1 c4 {pawns cannot go backwards, &
Bl might wish to open the c file should Wh 0-0-0} (15... Nbd7 $15 {Komodo13})
16. Be2 d5 17. Bxb8 (17. h4) 17... Rxb8 18. Ne5 Ne4 19. f4 f6 20. Nef3 Nxd2 (
20... e5 {still looks called for with the Wh K in the middle}) 21. Kxd2 {
dodging off the e file} e5 22. f5 e4 (22... Bc8) 23. fxg6+ (23. Nh4 g5 24. Ng6
Rf7 25. Rh1 $16 {Komodo13; Wh opens up the h file at leisure, with Bl having a
horribly bad QB}) 23... Qxg6 $11 24. Nh4 Qg5 {eyes e3, but the Q becomes a
target here, so that Wh gets an accelerated K side attack} (24... Qf7) 25. Nf5
Qg6 (25... Bc8) 26. Raf1 Rbd8 27. Qd1 Qe8 28. h4 (28. g5 fxg5 29. h4 $18 {
Komodo13}) 28... Rd7 (28... Bc8 {had to be tried- the N is too powerful on f5})
29. g5 $18 fxg5 30. hxg5 hxg5 31. Rxg5 Rf6 32. Rh1+ Kg8 33. Qg1 (33. Nxg7 Rxg7
34. Rxg7+ Kxg7 35. Qg1+ Rg6 36. Qh2 Bc8 37. Bh5 $18 {Komodo13 alternative})
33... Rxf5 34. Rxf5 Qe6 35. Bg4 Qe7 36. Qh2 Bf6 37. Rxf6 {the B on b7 is still
useless} (37. Rg5+ Kf8 (37... Bxg5 38. Qh8+ Kf7 39. Bh5+ Ke6 40. Qe5#) 38. Rf1
Qf7 39. Bxd7 {mating- Komodo13}) 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.23"]
[White "Taylor, Robert P"]
[Black "Davies, Sam"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1673"]
[BlackElo "1693"]
[Annotator "kemen"]
[PlyCount "35"]
[EventDate "2019.??.??"]

{[%evp 0,35,41,24,31,-3,19,0,10,25,40,30,56,20,36,-23,11,14,30,-10,15,3,-4,-36,
-4,-44,-42,-41,0,0,7,-10,-3,-11,11,13,14,15]} 1. d4 Nf6 2. Bg5 c5 3. d5 d6 (
3... Qb6 {main}) 4. Nc3 Nbd7 (4... e6 5. e4 exd5 6. exd5 Be7 7. Nf3 O-O 8. Be2
a6 9. a4 Bg4 {Taylor-Spencer, Rd1,1-0}) 5. e4 g6 6. f4 (6. Nf3 {main}) 6... Qa5
(6... Bg7 {main,5-5 , no draws}) 7. Qd2 (7. Qd3 Bg7 8. Nf3 O-O 9. Nd2 a6 10. a4
b5 11. Nb3 Qb4 12. axb5 Nxe4 {Rowan-Hackman, Bournemouth op 2015,0-1}) 7... Bg7
(7... a6 8. Nf3 b5 9. e5 b4 10. exf6 bxc3 11. bxc3 exf6 12. Bh4 Bh6 13. Bd3 O-O
14. O-O {Meera-Bhakti,IND ch women , 2009,0-1}) 8. Bd3 $146 (8. a3 O-O (8... a6
9. Nf3 O-O 10. Be2 Re8 11. O-O Qb6 12. Kh1 c4 13. Bxc4 Nc5 14. e5 Nfe4 15. Nxe4
Nxe4 16. Qe2 f5 17. c3 {Baldauf-Bergfeld, JBLN West 1994,1-0}) 9. Nf3 Re8 10.
Bd3 a6 11. h3 b5 $15 {Nuristani-Ustinov, Doroschkevich Amateur op, Sochi 2017,
1-0}) (8. Nf3 Qb4 (8... h6 9. Bh4 {2 games each, 1 draw}) 9. Bd3 c4 10. Be2
Qxb2 11. O-O Qb4 12. Rab1 Qc5+ 13. Kh1 b6 {Herrmann-Schenk,Baden ch U15,
Klinge/Seckach 1996,0-1}) 8... a6 9. Nf3 h6 10. Bxf6 (10. Bh4) 10... Bxf6 11.
O-O b5 (11... c4 12. Be2 Qb6+ 13. Kh1 Qxb2 14. e5 Bg7 15. a4 Qb6 16. a5 Qc7 17.
e6 Nc5 $11 {Komodo13}) 12. a3 (12. e5 dxe5 13. Rae1 c4 14. fxe5 Bg7 15. Be4 b4
16. Na4 Nc5 (16... Qxa4 17. d6 Ra7 18. e6 $18) 17. Nxc5 Qxc5+ $11 {Komodo13})
12... c4 13. Be2 Qb6+ 14. Kh1 Bg7 15. Rad1 O-O 16. Nd4 Bxd4 17. Qxd4 Qxd4 18.
Rxd4 $11 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.24"]
[White "Gamble, Raymond J"]
[Black "Pinch, David"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1852"]
[BlackElo "1673"]
[Annotator "kemen"]
[PlyCount "53"]
[EventDate "2019.??.??"]

{[%evp 0,53,19,9,26,17,40,37,39,26,49,16,5,-12,-10,-40,-53,-39,-52,-31,1,-79,
11,14,24,22,28,18,4,-17,-12,-19,-8,-26,-32,-18,-25,-20,30,18,37,19,71,60,76,72,
70,31,58,28,17,-12,9,29,15,6]} 1. d4 d5 2. Nf3 c6 3. e3 Bf5 (3... Nf6 {main})
4. Bd3 (4. c4) 4... Bg6 (4... Bxd3 {main}) 5. Ne5 Nd7 6. Nxg6 hxg6 7. e4 $146 (
7. Nd2) (7. c4) (7. f4) 7... dxe4 8. Bxe4 Ngf6 $15 (8... e5 $15 {Komodo13}) 9.
Bf3 e6 (9... e5) 10. Bf4 Nh5 (10... Qb6 11. b3 Nd5 $15 {Komodo13}) 11. Bxh5 (
11. Be3 $11) 11... gxh5 (11... Rxh5) 12. Nc3 Nf6 13. Qd3 Bd6 14. Bxd6 Qxd6 15.
O-O-O O-O-O $11 16. Qg3 Qxg3 17. hxg3 Ng4 (17... Rd7) 18. Rd2 Rd7 19. Ne4 g6
20. c3 e5 (20... Nh6) 21. f3 Ne3 22. dxe5 Rxd2 23. Kxd2 (23. Nxd2 Re8 24. f4
$16 {Komodo13}) 23... Nc4+ 24. Kc2 Nxe5 25. f4 (25. g4 $11 {Komodo13}) 25...
Ng4 (25... Nc4 26. Re1 Re8 27. b3 Na3+ 28. Kb2 Kc7 29. Kxa3 f5 30. c4 Rxe4 31.
Rxe4 fxe4 32. Kb4 c5+ 33. Kc3 Kd7 34. Kd2 Ke6 35. g4 hxg4 36. Ke3 Kf5 37. g3
$11 {Komodo13}) 26. Nd6+ Kc7 27. Nxf7 $11 (27. Nxf7 Re8 28. Kd2 Re3 29. Rh3 Re8
30. Rh1 Re3 31. Rh3 {repetition}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.25"]
[White "Lee, James"]
[Black "Szwajkun, Richard"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1885"]
[BlackElo "1574"]
[Annotator "kemen"]
[PlyCount "66"]
[EventDate "2019.??.??"]

{[%evp 0,66,19,31,32,19,15,26,69,63,59,31,35,8,53,32,49,5,3,8,-11,-2,-3,4,8,-1,
7,-4,18,21,7,12,14,-14,7,6,1,-12,-5,-9,25,35,37,37,35,30,40,20,41,25,44,23,4,5,
0,0,0,3,7,5,18,5,5,3,18,15,39,15,56]} 1. d4 d5 2. Nf3 Bf5 3. Bf4 c6 4. e3 Qb6
5. Qc1 Nf6 6. Be2 e6 7. O-O (7. h3) 7... Nh5 (7... Be7 {main}) 8. Bxb8 (8. Be5
{Cloud Engines} Nd7 9. h3 Nhf6 10. Bh2 h6 {San Diego-Doan, ASEAN ch girls U20,
2014,1-0}) 8... Rxb8 9. Ne5 (9. Nh4 Bg6 10. Nd2 Be7 11. Nxg6 hxg6 12. c4 Nf6
13. cxd5 exd5 14. Qc2 Bd6 15. g3 Kd7 16. e4 Qxd4 17. exd5 Nxd5 18. Rad1 {
Moldovean-Augereau,Rochefort op 2017,1-0}) 9... Nf6 10. c4 Be7 11. Nd2 Qc7 12.
c5 (12. g4 Bg6 13. f4) 12... O-O 13. b4 a6 14. a4 Nd7 15. Nxd7 Qxd7 16. Qb2 (
16. Qc3) 16... Rfd8 17. Rfc1 Bf6 18. f4 h6 19. Nf3 Bg4 20. Ne5 Bxe5 21. Bxg4
Bf6 22. Rcb1 $14 (22. Be2 $14) 22... Qe8 23. Qc2 b5 24. axb5 axb5 25. Ra7 (25.
Ra5) 25... Ra8 26. Rba1 Rxa7 27. Rxa7 Ra8 28. Qa2 Rxa7 29. Qxa7 g6 30. Kf2 h5
31. Bf3 Bd8 32. g3 Be7 33. Kg2 f5 $14 {position thoroughly blocked} 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.26"]
[White "Bush, Ian"]
[Black "Carlucci, Paul A"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1578"]
[BlackElo "1769"]
[Annotator "kemen"]
[PlyCount "77"]
[EventDate "2019.??.??"]

{[%evp 0,77,23,43,47,46,53,45,84,63,60,35,58,36,57,64,47,49,87,65,78,33,33,18,
33,26,50,46,66,41,68,52,54,30,29,28,30,23,29,-11,-12,-3,29,20,134,134,134,0,13,
39,113,129,129,66,75,62,79,87,113,110,122,-6,-17,-27,242,93,96,-158,-94,-118,
-102,-100,-58,-76,-100,-135,-135,-499,-92,-399]} 1. e4 d5 2. exd5 Qxd5 3. Nf3
Bg4 4. Be2 Nf6 5. d4 e6 (5... Nc6) 6. c4 (6. O-O) 6... Qd8 7. O-O Be7 8. Nc3 c6
9. Be3 O-O 10. Qc2 Nbd7 11. Rad1 Qa5 (11... Qc7 {main,4 Wh wins, 1 draw, 3 Bl
wins}) 12. h3 Bh5 (12... Bf5 13. Bd3 Bg6 14. Ne2 Rad8 15. Nf4 e5 16. Bd2 Qc7
17. dxe5 Nxe5 18. Nxe5 Qxe5 19. Nxg6 hxg6 20. Rfe1 Qc7 21. Bc3 Rfe8 {
Berasain-Ellerman, Carasco 1922,1/2-1/2}) 13. a3 $16 Rad8 14. Qc1 Rfe8 15. b4 (
15. Bf4) 15... Qc7 16. g4 Bg6 17. Bf4 Bd6 18. Bxd6 Qxd6 19. c5 (19. Qe3) 19...
Qc7 20. Nd2 h6 21. Nc4 e5 (21... Nd5 $11) 22. Nd6 Re7 23. g5 (23. dxe5 Nxe5 24.
f4 Ned7 25. f5 Bh7 26. g5 $18 {Komodo13}) 23... hxg5 24. Qxg5 e4 (24... exd4
25. Rxd4 Nf8 $11) 25. Bc4 (25. h4 Nf8 26. h5 Ne6 27. Qh4 Bh7 28. d5 cxd5 29.
Nxd5 Nxd5 30. Rxd5 $16 {Komodo13}) 25... Nf8 26. Rfe1 Ne6 27. Qe3 (27. Bxe6
Rxe6 28. d5 cxd5 29. Nxd5 Nxd5 30. Rxd5 $16 {Komodo13}) 27... Bh5 28. Rd2 (28.
d5 Bxd1 29. dxe6 Bf3 30. Nxf7 Rxf7 31. exf7+ Kf8 32. Qg5 Qd7 33. Bf1 Qxf7 34.
Re3 $11 {Komodo13}) 28... Bf3 (28... Rxd6 29. cxd6 Qxd6 30. d5 Nf4 31. dxc6
Nxh3+ 32. Kg2 Nf4+ 33. Kg1 (33. Kf1 Qxc6 34. Rd8+ Kh7 35. Qxf4 Qxc4+ 36. Ne2
Qc7 $11) 33... Nh3+ $11 {repetition-Komodo13}) 29. d5 (29. Ncxe4 Bxe4 30. Nxe4
Nxe4 31. Qxe4 Rde8 32. Qe5 Qxe5 33. Rxe5 Nxd4 34. Bxf7+ Kxf7 35. Rxe7+ Rxe7 36.
Rxd4 $16 {Komodo13}) 29... Nf8 (29... cxd5 30. Rxd5 Red7 31. Rf5 Rxd6 32. Nb5
Qc8 33. Nxd6 Rxd6 34. cxd6 Qxc4 35. Rc1 Qa2 36. Rxf6 gxf6 37. Qh6 Nf8 38. d7
Qd5 39. Rc8 Qd1+ 40. Kh2 Qd6+ $11 {Komodo13}) 30. Ndxe4 (30. dxc6 bxc6 31. Qg5
Ne6 32. Qf5 Qb8 33. Re3 a5 34. Ndxe4 Bxe4 35. Rxd8+ Qxd8 36. Nxe4 Qd1+ 37. Kh2
Nxe4 38. Qxe4 axb4 39. axb4 Qd2 40. Qf5 Nd4 41. Qf4 Ne6 42. Qb8+ Kh7 43. Qg3
$16 {Komodo13} Qxb4 44. Qh4+ Kg8 45. Qxe7 $18) 30... Rxe4 31. Nxe4 Nxe4 (31...
Bxe4 32. d6 Qd7 33. Qg3 Qf5 34. f3 Bd5 35. Bd3 Qh5 36. Rg2 Qh6 $17 {Komodo13})
32. Rd4 (32. d6 $18) 32... Qe5 33. d6 (33. Rd3 Qg5+ 34. Qxg5 Nxg5 35. h4 Be4
36. Rxe4 Nxe4 37. dxc6 Rb8 38. cxb7 Rxb7 39. Bd5 Nxc5 40. bxc5 $16 {Komodo13})
33... Qf5 (33... Qh5 34. Kh2 Ng5 35. h4 Nge6 $19 {Komodo13}) 34. Bf1 (34. Kh2
Qe5+ 35. Kg1 Qh5) 34... Ng5 35. Rf4 Qg6 36. Kh2 Bd5 37. Bd3 Qh6 38. Rg1 Nfe6 (
38... Nxh3 39. Qxh3 Qxf4+ $19 {Komodo13}) 39. Rfg4 (39. Rf5 $11 {Komodo13}) (
39. Rfg4 Nf3+ 40. Kg3 (40. Kg2 Ne1+ 41. Kg3 Qxe3+ 42. fxe3 Nxd3 $19) 40... Qxe3
41. fxe3 Nxg1 $19 {Komodo13}) 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.27"]
[White "Bridgeman, Niamh"]
[Black "Holland, Ray J"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1478"]
[BlackElo "1766"]
[Annotator "kemen"]
[PlyCount "29"]
[EventDate "2019.??.??"]

{[%evp 0,29,43,-30,19,-22,13,-32,12,24,10,-30,5,-7,18,15,11,-1,20,40,25,8,38,
10,24,2,-7,-32,-20,-6,1,-33]} 1. f4 g6 2. Nf3 Bg7 3. d3 c5 4. e4 Nc6 5. c3 e6
6. Be2 d6 7. O-O Nf6 (7... Nge7 {main}) 8. Qe1 Qb6 (8... O-O {4 Wh wins, 1
draw & 2 Bl wins}) 9. Nbd2 Qc7 10. h3 h5 (10... O-O) 11. Qf2 b6 12. Re1 (12. e5
$16) 12... Bb7 13. Bd1 O-O-O 14. Bc2 Nd7 15. Qg3 $11 {Stockfish10 & Komodo13}
1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.28"]
[White "Wells, Barrie"]
[Black "Williams, Raymond"]
[Result "1/2-1/2"]
[ECO "E33"]
[WhiteElo "1281"]
[BlackElo "1607"]
[Annotator "kemen"]
[PlyCount "37"]
[EventDate "2019.??.??"]

{[%evp 0,37,28,20,27,-22,-20,4,28,-11,2,1,46,-10,2,-70,17,10,52,64,60,59,66,71,
95,-53,-1,4,7,7,-3,13,16,19,18,26,29,35,39,11]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4
4. Qc2 Nc6 5. Nf3 b6 (5... d6 {main}) 6. Bg5 h6 7. Bh4 Ba6 8. e3 (8. e4 g5 9.
Bg3 g4 10. d5 gxf3 11. dxc6 dxc6 12. Rd1 Qe7 13. gxf3 e5 {Thai-Borg, AUS ch
U18, Adelaide 2009, 0-1}) 8... Na5 9. a3 Bxc3+ 10. Qxc3 Bb7 (10... g5 11. Bg3
Ne4 12. Qc2 Nxg3 13. hxg3 Bb7 14. b4 Bxf3 15. gxf3 Nb7 16. Be2 a5 17. b5 a4 18.
f4 {Vasilieva-Bychkova, UKR ch U18 girls, Kharkov 2008, 1-0}) 11. b4 Nc6 12. e4
(12. d5 $16) 12... Nxe4 (12... g5 13. Bg3 Nxe4 $15 {Komodo13}) 13. Bxd8 Nxc3
14. Bxc7 Rc8 15. Bf4 Ne4 16. Bd3 Ne7 17. O-O Ng6 18. Be3 O-O 19. Nd2 $11 (19.
Ne5 $14) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.29"]
[White "Hirst, Joe"]
[Black "Doherty, Paul"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1604"]
[BlackElo "1738"]
[Annotator "kemen"]
[PlyCount "157"]
[EventDate "2019.??.??"]

{[%evp 0,157,19,29,26,25,68,31,30,27,72,69,76,5,8,-35,-21,-24,-37,-40,-45,-97,
-24,-20,-59,-93,2,-24,-61,-79,-21,-81,-85,-230,-263,-242,-234,-233,-228,-249,
-228,-221,-262,-246,-247,-351,-310,-314,-318,-318,-304,-380,-269,-267,-261,
-256,-246,-263,-255,-265,-236,-302,-272,-282,-254,-259,-269,-269,-264,-267,
-272,-313,-261,-289,-308,-339,-353,-400,-310,-330,-312,-321,-317,-305,-360,
-880,-943,-943,-161,-147,-160,-149,-171,-178,-176,-176,-139,-138,-112,-170,
-167,-330,-337,-338,-311,-315,-290,-694,-134,-142,-127,-141,-132,-119,-112,
-111,-111,-132,-111,-119,-111,-111,-111,-155,-111,-155,-111,-111,-111,-146,
-111,-111,0,0,0,0,0,0,0,0,0,0,0,-5,0,-5,-4,-4,0,0,0,0,0,-4,-4,-5,-5,-4,-4,-4]} 
1. e4 Nc6 2. d4 e5 (2... d5 {main}) 3. dxe5 (3. d5) (3. Nf3 {Scotch}) 3... Nxe5
4. f4 (4. Nf3) 4... Ng6 5. Nc3 (5. Nf3) 5... Bb4 (5... Bc5) 6. Bd2 (6. Qd4)
6... Nf6 {Cloud Engines} (6... Bxc3 7. Bxc3 Nxf4 8. Bxg7 Nf6 9. Bxh8 Nxe4 10.
Qf3 Qe7 11. Qxf4 Nc3+ 12. Qe5 Nd5 13. O-O-O {Nerino Escoubet-Flores,
Marseilles op 2009,1-0}) 7. e5 (7. Bd3 d6 8. Nf3 c6 9. O-O Bc5+ 10. Kh1 Ng4 11.
Qe2 O-O 12. h3 Nf6 13. Nh2 (13. g4 $16) 13... Re8 $11 {Grabner-Newrkla, Vienna
ch 2004,0-1}) 7... Bxc3 8. Bxc3 Ne4 9. Ne2 (9. Nf3) 9... Nxc3 10. bxc3 Qe7 $15
11. Qd4 (11. g3) 11... O-O 12. g3 c6 (12... Rd8 13. Bg2 d6 $17 {Komodo13}) 13.
Bg2 (13. Qd6) (13. O-O-O) 13... f6 14. Qc4+ Kh8 15. O-O (15. exf6 Rxf6 16. O-O
$11 {Komodo13}) 15... fxe5 16. f5 (16. fxe5) 16... d5 $19 17. Qg4 Qc5+ 18. Kh1
Ne7 19. Qg5 Bxf5 (19... Nxf5) 20. g4 h6 21. Qh5 Bxc2 22. g5 (22. Qxe5 Ng6 $19 {
Komodo13}) 22... Bg6 23. Qh3 Nf5 (23... h5 {Stockfish9 & Komodo13}) 24. gxh6
Nxh6 25. Qe6 Kh7 (25... Bd3 $19) 26. Qxe5 Rae8 27. Qd4 Qxd4 28. Nxd4 Rxf1+ 29.
Rxf1 Re3 30. Nf3 Rxc3 (30... Bh5) (30... Nf5) 31. Ng5+ Kg8 32. Bh3 Be4+ 33. Kg1
g6 34. Be6+ Kg7 $19 35. Bc8 Nf5 (35... Bf5 36. Bxb7 d4 $19 {Komodo13}) 36. Bxb7
Kf6 37. Nh7+ Ke5 38. Nf8 g5 (38... Ne3 39. Re1 d4 $19 {Komodo13}) 39. Nd7+ Kd4
(39... Kd6) (39... Ke6) 40. Rd1+ Ke3 41. Nf6 Rc2 (41... Bf3) 42. a4 Rg2+ 43.
Kf1 (43. Kh1 Rd2+) 43... Nh4 (43... Kf3 44. Ba6 Ne3+ $19 {Komodo13- with the
text it gets more difficult}) 44. Re1+ Kf3 45. Nxe4 dxe4 46. Bxc6 Rxh2 47.
Bxe4+ Kf4 $17 48. Bc6 Rc2 49. Re6 (49. Re4+ Kg3 50. Re3+ Kg4 51. Re4+ Kf5 52.
Ba8 Rc7 53. Kf2 g4 $17 {Komodo13}) 49... g4 50. Bb5 {the B should stay on the
long diagonal to intercept the pawn} (50. Ba8 Nf5 51. Rf6 a5 52. Bb7 Rc1+ 53.
Kg2 Rc7 54. Ba8 Re7 $17 {one of those positions where the Engine claims a win,
but fails to come up with a decisive advance.}) 50... g3 $19 (50... Nf3 $1 $19
{Komodo13} 51. Rf6+ Kg3 {and Bl threatens mate on f2} 52. Be2 (52. Rxf3+ Kxf3
53. Ke1 g3 54. Kd1 Rc7 $19) 52... Rc1+ 53. Bd1 Rxd1+ 54. Ke2 Re1+ 55. Kd3 Kf2
$19) 51. Bc6 Rc1+ (51... g2+ {Bl should take the piece-Stockfish9 & Komodo13}
52. Bxg2 Nxg2 53. a5 (53. Re7 a5) 53... Kf3 $1 (53... Ne3+ 54. Ke1 Rc7 {saving
the a pawn should eventually win}) 54. Rf6+ Nf4 55. Ke1 Ke3 56. Kd1 Rd2+ 57.
Kc1 Nd3+ 58. Kb1 Kd4 59. Ka1 (59. Rd6+ Kc3 60. Rc6+ Kb3 {and Wh has run out of
good checks}) 59... Kc3 60. Rf3 Kb3 61. Rf1 Nb4 62. Rb1+ Kc3 63. Rc1+ Nc2+ 64.
Kb1 (64. Ka2 Rd4) 64... Kb3 65. Rh1 Ne3 66. Re1 Rb2+ (66... Rd1+ {would be a
human choice}) 67. Kc1 Rc2+ 68. Kb1 Nd5 69. a6 Nc3+ 70. Ka1 Ra2# {QED}) 52. Ke2
a5 53. Rd6 (53. Kd3 g2) 53... Rc5 {Bl is being cautious to protect the a pawn}
(53... Nf5 54. Rg6 Rxc6 55. Rxc6 Nd4+ $19 {Komodo13}) 54. Rd4+ Kg5 (54... Ke5
55. Rxh4 Rxc6 56. Kf3 $11) 55. Rd5+ Rxd5 56. Bxd5 Kf4 {Lomonosov tablebases
agree its a draw , along with Stockfish9 & Komodo13.} 57. Bc6 (57. Bc4 {though
would lose} Nf3 $1) 57... Nf5 58. Kd3 Nd6 59. Bd5 Nf7 60. Ke2 Ne5 61. Bb7 Nc4
62. Bc6 Ne3 63. Bb7 Nc4 64. Ba8 Nb6 65. Bc6 g2 66. Kf2 Ke5 67. Kxg2 Kd6 68. Bb5
Kc5 69. Kf2 Kb4 70. Ke2 Nxa4 71. Be8 (71. Bxa4 {ends it as Wh reaches c1.Bl
needs to get his K to b2 to win with an a pawn} Kxa4 72. Kd1 Kb3 73. Kc1) 71...
Ka3 72. Kd2 Nc5 73. Kc2 Ne6 74. Kc3 Nc7 75. Bd7 Nd5+ 76. Kc2 Kb4 77. Kb2 Nf6
78. Bc6 Kc5 79. Ba4 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.30"]
[White "Boulden, David"]
[Black "Barber, Andrew"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1825"]
[BlackElo "1860"]
[Annotator "kemen"]
[PlyCount "146"]
[EventDate "2019.??.??"]

{[%evp 0,146,26,37,37,20,59,49,86,73,66,49,50,24,71,-106,-100,-100,-61,-181,
-175,-194,-75,-75,-10,-47,20,-83,-83,-83,81,48,67,26,26,-63,-50,-49,-56,-49,
-56,-224,-238,-176,-174,-168,-63,-204,-216,-214,-219,-203,-210,-210,-187,-180,
-188,-238,-201,-157,-159,-183,-186,-220,-121,-177,-167,-194,-185,-216,-185,
-200,-207,-199,-206,-245,-257,-258,-210,-218,-216,-249,-228,-284,-301,-310,
-298,-315,-314,-314,-309,-442,-323,-347,-343,-343,-368,-367,-333,-340,-360,
-333,-345,-345,-324,-327,-314,-319,-320,-320,-320,-319,-312,-329,-331,-424,
-406,-409,-445,-443,-395,-417,-423,-486,-480,-505,-487,-486,-508,-521,-536,
-533,-536,-547,-540,-573,-585,-652,-814,-1239,-1279,-1489,-1717,-1894,-1937,
-2022,-2053,-1844,-2458]} 1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bg5 Bg7 5. Be2 O-O 6.
h4 (6. Qd2) (6. Nf3 {main lines}) 6... c5 7. e5 $146 (7. Nf3 {2 Wh wins, 1 Bl
win}) (7. d5 {1 Bl win}) (7. dxc5 Qa5 8. Kf1 {Cloud Engines}) 7... cxd4 8. exf6
exf6 9. Ne4 (9. Bd2 dxc3 10. Bxc3 Re8 $17) 9... fxg5 10. hxg5 Qa5+ (10... Nc6
$19) (10... Re8 $19 {both Komodo13}) 11. Kf1 $17 (11. Qd2 Qxd2+ 12. Kxd2 $17 {
Komodo13}) 11... Qe5 12. Bd3 Nc6 13. Nf3 Qe7 14. Qd2 f5 $6 (14... d5 15. Ng3 f6
$17 {Komodo13, opening up towards the Wh K}) 15. gxf6 Bxf6 16. Bc4+ (16. Re1
$16) (16. Neg5 $16) 16... Be6 17. Nxf6+ (17. Bxe6+ Qxe6 18. Qh6 Qd7 19. Neg5
Bxg5 20. Nxg5 Rf5 21. Nxh7 Qg7 22. Qd2 Ne5 23. Re1 Rc8 $11 {Komodo13}) 17...
Rxf6 (17... Qxf6 $15) 18. Bxe6+ Rxe6 (18... Qxe6 $11) 19. Ng5 Re5 20. f4 $2 (
20. Nxh7 $14) 20... Rf8 $19 21. Kg1 Re2 22. Qd3 Re1+ (22... Qe3+ 23. Qxe3 dxe3
24. Rxh7 Rxf4 25. Rg7+ Kxg7 26. Ne6+ Kh6 27. Nxf4 Rxc2 28. Re1 Ne5 29. Nd5 Rxb2
$19 {Komodo13}) (22... Rxf4 23. Qc4+ Kf8 24. Rxh7 Qe3+ 25. Kh1 Re1+ 26. Rxe1
Qxe1+ 27. Kh2 Rh4+ 28. Rxh4 Qxh4+ 29. Nh3 Qe4 $17 {Komodo13}) 23. Kh2 (23. Rxe1
Qxe1+ 24. Kh2 Qe3 25. Qc4+ Kh8 26. g3 h6 27. Kg2 Qd2+ 28. Kf1 h5 $17 {Komodo13}
) 23... Rxa1 (23... Re3 $19) 24. Qb3+ Kh8 25. Rxa1 Rxf4 $19 26. Nh3 Re4 (26...
Rf5) 27. Rf1 Ne5 28. Kh1 Re3 (28... Kg7) 29. Qd5 d3 30. cxd3 Rxd3 31. Qe4 Kg7
32. Qf4 Qf7 33. Qc1 Qc4 34. Nf4 Rd4 (34... Qxc1) 35. Qxc4 Rxc4 36. Ne6+ Kh6 37.
Rd1 Ng4 38. Kg1 d5 (38... Rc2 39. g3 Ne5 40. Rxd6 Rxb2 41. a4 Ra2 42. Rd5 Nf3+
43. Kf1 b6 44. Rd7 Rxa4 $19 {Komodo13}) 39. g3 g5 40. Nd8 b6 41. Nf7+ Kh5 42.
Nd6 Rc2 43. Nf5 Rxb2 44. Rxd5 Rxa2 45. Kf1 Kg6 46. Ke1 Nf6 47. Ne7+ Kf7 48. Re5
Ra3 (48... Ra5) 49. Nc8 Rxg3 50. Re7+ Kg6 51. Rxa7 Rb3 52. Rb7 b5 53. Ne7+ Kh5
54. Nc6 Rb2 55. Rf7 Kg6 56. Ne5+ Kf5 57. Nf3 h5 58. Rb7 Kf4 59. Nd4 Ke3 (59...
h4) 60. Nf5+ Kd3 61. Nd6 Rb1+ (61... Ne4 {also forces an exchange of Ns or Rs}
62. Nxb5 Rb1#) 62. Kf2 Ne4+ 63. Nxe4 Kxe4 64. Rh7 Rb2+ 65. Kg3 Rb3+ 66. Kg2 h4
67. Rf7 g4 68. Rg7 Rb2+ 69. Kg1 Kf3 70. Rf7+ Kg3 71. Rf1 b4 72. Kh1 b3 73. Kg1
Rc2 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.31"]
[White "Jones, Dewi"]
[Black "Parri, Deio"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1532"]
[BlackElo "1651"]
[Annotator "kemen"]
[PlyCount "45"]
[EventDate "2019.??.??"]

{[%evp 0,45,19,28,48,53,25,11,38,26,15,31,36,41,33,-25,-14,-21,21,15,70,8,25,
40,38,-15,6,-41,9,-1,1,2,0,0,0,0,-6,-89,-53,-25,-19,-14,-31,-9,0,-62,-47,-147]
} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 (4... Bg4 5. h3 Bh5 6. Bd3 Nc6 7.
g4 Bg6 8. Bxg6 hxg6 9. Qe2+ {Jones-/^ean, rd1, 1/2-1/2}) 5. Bd3 Be7 (5... Bd6)
6. O-O O-O 7. Ne5 (7. Bg5) 7... c5 (7... Nbd7) 8. c3 c4 {releases the tension
in the centre} (8... Nc6 {4 draws,6 Bl wins}) 9. Bc2 b5 10. Nd2 (10. Bf4 Bd7 (
10... Bd6 11. Re1 Nfd7 12. Nxf7 {Zimmermann-Wilde, Cologne Ford op 2009,1-0})
11. Nd2 Nc6 12. Ndf3 Nh5 13. Qd2 {Paramio Casado-Valverde Lujan, Valladollid
CC Autumn qual 1996,0-1}) 10... Bb7 11. Re1 $14 Nbd7 12. f4 (12. Nf1 {headed
for f5}) 12... a5 13. Re3 h6 14. Qe1 Re8 15. Rh3 Ra6 16. Qg3 Ne4 17. Nxe4 dxe4
18. Nxd7 (18. Ng4 Kf8 19. f5 $14) 18... Qxd7 (18... Rg6 $17 {Komodo13}) 19. f5
Qxf5 20. Rxh6 Rxh6 21. Bxh6 g6 22. Qc7 Qd5 23. Qe5 $2 (23. Qg3) (23. Qe5 Qxe5
24. dxe5 Bc5+ 25. Kf1 Rxe5 $19 {Komodo13}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.32"]
[White "Banerjee, Sanjoy K"]
[Black "Lloyd, Stephen M"]
[Result "1/2-1/2"]
[ECO "B39"]
[WhiteElo "1571"]
[BlackElo "1526"]
[Annotator "kemen"]
[PlyCount "140"]
[EventDate "2019.??.??"]

{[%evp 0,140,19,31,72,53,123,89,138,78,94,30,40,31,28,27,17,3,32,30,33,15,67,
33,42,17,31,13,13,-8,2,-10,0,-13,16,11,56,4,10,7,52,50,57,32,69,55,83,55,74,28,
35,13,57,60,127,75,100,100,100,96,80,80,88,74,82,0,0,0,0,0,0,-12,-10,-8,-5,-51,
-38,-44,-39,-104,-66,-114,-81,-92,-89,-89,-70,-70,-69,-83,-64,-59,-42,-42,-6,
-6,0,0,28,1,39,42,117,0,70,54,73,91,114,91,148,17,194,0,0,0,161,173,190,137,
245,243,266,382,389,268,265,295,570,677,715,715,715,308,645,725,982,982,982,93,
2,0,0]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 (4. Qxd4) 4... Nc6 5. c4 (5. Nc3)
5... Bg7 6. Be3 Nf6 7. Nc3 Ng4 (7... O-O) 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 Qa5
11. Qd2 h5 (11... b6) (11... d6) (11... g5) 12. h4 (12. Bd3) (12. f4) 12... b6
13. Bd3 Bb7 14. O-O d6 (14... Bd4 15. Bxd4 Nxd4 16. Qe3 Ne6 17. a3 d6 18. Nb5
Bc6 19. b4 Qa6 20. f4 Qb7 21. f5 Nc7 22. e5 Nxb5 23. cxb5 Bxg2 24. exd6 e6 25.
Rf2 Bd5 26. Rc7 Qb8 27. fxg6 {Rizzitano-Sandrin, Mid West Masters, Chicago
1988,1-0}) 15. Bb1 Rc8 16. b3 Kd7 (16... Bc6) 17. Rfd1 Rhe8 18. Nd5 Qxd2 19.
Rxd2 Bxd5 (19... b5) (19... Nc7) 20. exd5 $14 Nc5 21. Re2 (21. b4) 21... Bf6
22. g3 Rg8 23. Rd1 a5 24. Bd4 Bxd4 25. Rxd4 a4 (25... Rb8 26. Bc2 b5 $11 {
Komodo13}) 26. b4 Na6 27. a3 Ra8 28. Bd3 Nc7 29. Be4 Ne8 30. Bg2 f5 (30... Ra7
$14) 31. Rc2 Nf6 32. c5 bxc5 33. bxc5 dxc5 34. Rxc5 Rgc8 35. Rc6 Rxc6 (35...
Rab8) 36. dxc6+ Kc7 $11 37. Rc4 e5 38. Bf1 Ne4 (38... Ra5 $15) 39. Bg2 Nd6 40.
Rc5 e4 41. Bf1 Kb6 42. Rc2 Rc8 43. Rb2+ Kxc6 44. Rc2+ Kd5 (44... Kb6 $17) 45.
Rxc8 Nxc8 46. Bb5 Nd6 (46... Nb6 $11) 47. Bxa4 Kd4 (47... Nc4 48. Be8 Nxa3 49.
Bxg6 $16) 48. Kf1 Ke5 49. Bc6 Nc4 50. a4 f4 51. Ke2 (51. Be8 $18) 51... fxg3 (
51... f3+ 52. Ke1 Na5 53. Bb5 $16) 52. fxg3 Kf5 53. Bd7+ Kf6 54. Bb5 Nd6 55.
Ba6 (55. Bc6 $18 {Komodo13}) 55... g5 (55... Ke5) 56. Bb5 (56. hxg5+ Kxg5 57.
a5 $18 {Komodo13}) 56... gxh4 57. gxh4 Ke5 (57... Nxb5 58. axb5 Ke5 $11 {it
will be an h pawn left} 59. Ke3 Kd5 60. b6 Kc6 61. Kxe4 Kxb6 62. Kf5 Kc7 63.
Kg6 Kd6 64. Kxh5 Ke7 65. Kg6 Kf8 {reaching f8 in time}) 58. Bd7 Nc4 (58... Kd4)
59. Be8 Kf4 (59... Nd6 60. Bxh5 Nf5 $11) 60. Bxh5 $18 Kg3 61. Bf7 Ne5 62. Be8 (
62. h5 Nxf7 63. a5 {neither the K nor the N can dance at two weddings. Also Ns
have trouble evading an oncoming K when stopping a R pawn ( they can only jump
in one direction)} Kh4 64. a6 Kxh5 65. a7) 62... Kxh4 63. a5 Nc4 64. a6 Nb6 {
the position is a Wh win , Nalimov endgame tablebases} 65. Ke3 (65. Bc6 Kg3 66.
Bxe4 $18) 65... Kg5 66. Kxe4 (66. a7 Kf5 67. Bc6 Ke6 68. Bxe4 {Bl will end up
in Zugzwang}) 66... Kf6 67. Kd4 Ke7 68. Kc5 Nc8 69. Bb5 (69. Ba4 $1 $18 Kd8 70.
Kc6 Ne7+ 71. Kb7 Nc8 72. Kb8 Nb6 73. a7 Ke7 74. Kc7 Na8+ 75. Kb7 $18) 69... Kd8
70. Kc6 Na7+ {and the Bl K reaches c8} 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.33"]
[White "Hawthorne, Julian N"]
[Black "Dean, Robert A"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1344"]
[BlackElo "1807"]
[Annotator "kemen"]
[PlyCount "139"]
[EventDate "2019.??.??"]

{[%evp 0,139,19,31,43,16,27,15,38,48,48,4,6,19,15,-7,36,8,6,5,26,1,16,-9,-4,
-60,-30,-60,2,-3,7,0,1,-9,2,-18,30,30,25,13,27,-4,20,2,0,0,5,-16,51,1,82,-11,
62,16,39,-27,-39,-160,-172,-179,38,38,66,57,66,66,47,12,-4,22,59,59,134,86,78,
94,359,66,82,99,95,88,78,67,64,73,72,61,62,47,42,25,167,161,172,150,161,103,
126,102,114,124,194,164,193,186,181,151,157,150,139,108,139,110,138,124,165,
124,160,191,184,29,21,14,80,12,0,0,0,0,0,0,0,0,0,-14,-11,-15,-10,-10,-10,-10]} 
1. d4 d5 2. Bf4 Nf6 3. Nc3 g6 4. e3 Bg7 5. Nb5 Na6 6. Nf3 O-O 7. Nc3 $146 (7.
h3) (7. Be2) (7. c4) 7... e6 (7... Ne4) (7... Nh5) 8. Bxa6 bxa6 {the 2 Bs &
the B file compensate for the doubled pawns} 9. O-O Bb7 10. Bg5 Qc8 11. Na4 Ne4
12. Bf4 (12. Be7 Re8 13. Ba3 {holds up c5,unless Bl plays Bf8}) 12... Rd8 13.
Nd2 Nd6 (13... Bc6 $11) 14. Nc5 Rb8 15. Ndb3 (15. b3 $16) 15... Ba8 16. Rb1 Nc4
17. Qc1 {the other scoresheet says} (17. Qe1 {either move fits in with what
follows}) 17... e5 18. dxe5 Nxe5 19. c3 Rb6 20. Qd1 Re8 21. h4 (21. Nd4) 21...
Nc4 22. Re1 Nd6 23. a4 Nf5 24. h5 Nh4 (24... Bf8 $11) 25. h6 Bf6 (25... Bf8)
26. Nd4 g5 27. Bh2 Be7 28. Qh5 (28. b4 Rxh6 29. Bg3 Nf5 30. Qf3 Nxg3 31. Qxg3
a5 $11 {Komodo13}) 28... Bxc5 $19 29. Qxg5+ Rg6 $2 (29... Ng6 $19) 30. Qxh4 $16
Be7 31. Qh5 Rg5 32. Qe2 c5 33. Bf4 (33. Nf3 Rg6 34. Ne5 Rxh6 35. Bf4 Rf6 36.
Ng4 Rg6 37. Nh6+ Kf8 38. Qh5 $18 {Komodo13}) 33... Rg6 $11 34. Nf3 d4 (34...
Qg4 35. Bg3 (35. g3 Bd6 36. Bxd6 Rxd6 37. Nh2 Qxe2 38. Rxe2 Rxh6 $11) 35...
Rxh6 $11 {Komodo13}) 35. exd4 Qg4 36. Bg3 Rxh6 37. Nh2 (37. Qd2 Qh5 38. Nh2 $18
{Komodo13}) 37... Qg6 (37... Qxe2 38. Rxe2 cxd4 39. cxd4 Bd5 40. Re5 Bb3 41.
Rc1 Bxa4 42. Rc7 $16 {Komodo13}) 38. Qg4 (38. Ng4 Rh5 39. Nf6+ $18 {Komodo13})
38... Qxg4 39. Nxg4 Rg6 40. Ne5 Re6 41. Ng4 cxd4 42. Rxe6 fxe6 43. cxd4 $16 Rc8
44. Re1 Bd5 45. Ne3 Bb4 (45... Bb3 46. Ra1 a5 47. Be5) 46. Nxd5 exd5 47. Re2 (
47. Re5 $18 {Komodo13}) 47... Rc4 48. Be5 (48. Re8+ Kf7 49. Ra8 Rxd4 50. Rxa7+
Ke8 51. Rxa6 $18 {Komodo13}) 48... Ba5 49. b3 Rc3 50. Re3 Rc2 51. f4 $18 (51.
Rg3+ Kf8 52. Rh3 Kg8 53. Rh6 Bb6 54. Rd6 $18 {Komodo13}) 51... Bb6 52. Rg3+ Kf8
53. f5 (53. Kf1 $18) (53. Rh3 $18) 53... Re2 54. Kh2 Re4 55. Rd3 Kf7 56. f6 $18
(56. b4 $18) 56... Rg4 57. Kh3 (57. Rh3 Kg6 58. Rxh7 Kxh7 59. f7 Rf4 60. Bxf4
Kg7 61. Be5+ Kxf7 62. b4 $18 {Komodo13}) 57... h5 58. b4 a5 59. bxa5 (59. b5)
59... Bxa5 60. Rg3 (60. Rb3 Bb6 61. g3 Rg8 62. Rb5 $18 {Komodo13}) 60... Rxg3+
61. Kxg3 Be1+ $11 (61... Bd2 $11) 62. Kh3 a6 63. g3 Kg6 64. Kh4 Bd2 65. f7 Bg5+
66. Kh3 Kxf7 67. Kg2 Ke6 68. Kf3 Kf5 69. Bh8 Bc1 70. Be5 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.34"]
[White "Lambert, John F"]
[Black "Sutcliffe, John"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1788"]
[BlackElo "1653"]
[Annotator "kemen"]
[PlyCount "82"]
[EventDate "2019.??.??"]

{[%evp 0,82,31,27,27,13,19,4,55,39,43,18,19,9,13,17,33,28,38,36,18,12,18,-12,8,
7,3,2,12,9,74,44,100,21,99,84,128,76,96,36,88,15,96,-20,-32,-162,20,-137,52,55,
94,94,107,76,93,74,134,8,20,-201,129,-312,125,125,125,119,124,115,131,89,122,
131,134,131,129,134,134,134,297,342,439,481,524,681,745]} 1. d4 Nf6 2. e3 g6 3.
Nf3 b6 4. Bd3 Bb7 5. Nbd2 d5 6. Qe2 Bg7 7. e4 (7. O-O {main}) 7... dxe4 8. Nxe4
O-O (8... Nbd7 {1.5-0.5}) 9. O-O (9. c3 {transposes; 2 Wh wins, 5 draws & 5 Bl
wins}) (9. Bf4 {1 draw, 2 Bl wins}) 9... Nbd7 10. Bg5 (10. Re1) 10... Re8 11.
Ne5 $146 (11. Rfe1 {2 Wh wins, 6 draws, 2 Bl wins}) (11. Rad1 {Cloud Engines;
2 Wh wins, 1 draw,1 Bl win}) 11... Nxe4 (11... h6 12. Bh4 c5 $15 {Komodo13})
12. Bxe4 Bxe4 13. Qxe4 Nf6 (13... Nxe5 14. dxe5 Qd7 15. Rad1 Qe6 $11) 14. Qh4
Qd5 15. c4 Qe6 (15... Qd6 $14) 16. Rfe1 Qd6 (16... Nd7 $11) 17. Rad1 Rad8 18.
Nf3 (18. d5 $18) 18... Qd7 19. h3 h5 20. g3 Qf5 21. Bf4 $2 (21. Kg2) 21... c5 (
21... Nh7 $19 {Komodo13}) 22. d5 (22. Kg2) 22... Qc2 (22... Nh7 $19) 23. Rd2
Qf5 (23... Qxc4 $19) 24. Rde2 Kf8 (24... Nh7 25. Rxe7 Rf8 26. Bc7 Bf6 (26...
Qxf3 27. Bxd8 Bf6 28. Qf4 Qxf4 29. gxf4 Rxd8 30. Re8+ Kg7 31. Rxd8 Bxd8 32. Re8
Bh4 33. Ra8 Nf6 34. Rxa7 Ne4 35. Rb7 $16) 27. Qe4 Bxe7 28. Qxf5 gxf5 29. Rxe7
Rde8 30. Rxe8 Rxe8 31. Kf1 $11 {Komodo13}) 25. Ng5 (25. Kg2 $18) 25... Kg8 26.
Rxe7 Rxe7 27. Rxe7 Rd7 (27... Re8) 28. Rxd7 (28. Re1 $18) 28... Nxd7 $11 29.
Nf3 (29. Bd2) 29... f6 (29... Bf6 $1 30. Ng5 (30. Bg5 Ne5 31. Qf4 Nxf3+ 32. Kg2
Nxg5 $19) 30... Ne5 31. Kg2 Nxc4 $19 {Komodo13}) 30. Be3 $2 {last round nerves
& timetrouble} (30. Kg2 $18) 30... Ne5 (30... Qxf3 $19) 31. Nxe5 Qxe5 32. Qf4
f5 33. Qxe5 Bxe5 34. Kf1 (34. b3) 34... Kf7 (34... Bxb2) 35. b3 Ke7 36. h4 Kd6
37. Ke2 a6 38. Kf3 (38. Bf4 $18 {forces off the Bs}) 38... b5 39. Bf4 b4 40.
Ke3 a5 41. Kf3 Bxf4 1-0

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.35"]
[White "Spencer, Elliott"]
[Black "Roberts, Malcolm A"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1743"]
[BlackElo "1616"]
[Annotator "kemen"]
[PlyCount "41"]
[EventDate "2019.??.??"]

{[%evp 0,41,19,31,34,12,12,0,12,10,1,1,51,44,42,36,43,22,81,37,47,51,54,21,28,
-6,-16,-29,-4,-56,-47,-55,17,-4,-29,-37,-44,-38,-44,-49,-47,-47,-37,-43]} 1. e4
e6 2. d3 d5 3. Nd2 dxe4 (3... Nf6 {main}) 4. dxe4 Nc6 (4... Nf6) (4... e5) 5.
Ngf3 g6 {3 Wh wins,2 draws} (5... Bc5) (5... Nf6) (5... e5) 6. c3 Bg7 (6... Bh6
7. Bc4 e5 8. O-O Bg4 9. Qc2 Nge7 10. h3 Bxf3 11. Nxf3 Bxc1 12. Raxc1 Qd6 13. b4
O-O 14. Rcd1 Qf6 15. Rd7 {Testa-Battistelli, ITA ch U20, Bratto 2006,1-0}) 7.
Bb5 Bd7 (7... a6 8. Bxc6+ bxc6 9. O-O Ne7 10. Nb3 O-O 11. Bg5 f6 12. Be3 e5 13.
Bc5 Kf7 14. Qe2 Be6 {Baranyuk-Pena, Wld ch U10, Oropesa del Mar 1999,1/2-1/2})
8. O-O $16 Nge7 9. Qc2 O-O 10. Nb3 a6 11. Bxc6 (11. Be2) 11... Nxc6 12. Be3 b6
13. Rfd1 Qe7 14. Rd2 Rfd8 (14... e5 $17) 15. Rad1 Be8 16. Nbd4 e5 17. Nxc6 Bxc6
18. Rxd8+ Rxd8 19. Rxd8+ Qxd8 20. Nd2 Qd7 21. f3 (21. f3 f5 $15 {because of 2
Bs, but not much in it}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.36"]
[White "Rajagopal, Juan"]
[Black "Connor, Michael I"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1600"]
[BlackElo "1639"]
[Annotator "kemen"]
[PlyCount "70"]
[EventDate "2019.??.??"]

{[%evp 0,70,29,20,36,-30,50,51,51,78,67,67,48,47,47,51,51,50,51,57,37,57,47,30,
47,35,21,15,23,-40,77,73,144,139,147,153,151,89,102,96,119,65,107,57,79,83,87,
90,136,132,125,119,119,109,115,62,159,159,171,146,308,337,369,218,305,235,349,
217,262,120,237,-29989,-29990]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4
Nxc3 6. bxc3 Bg7 7. Nf3 {this used to be considered as mistake, but is now
more frequent than} (7. Bc4 c5 8. Ne2) 7... c5 8. Be3 (8. Rb1 {alternative})
8... Nc6 9. Rc1 Bg4 (9... cxd4 10. cxd4 Qa5+ {main}) 10. d5 Ne5 11. Bb5+ (11.
Bxc5 {has been played; the Cloud Engines rate it as level after} O-O {2 Wh
wins, 1 draw, 1 Bl win}) 11... Kf8 (11... Bd7) (11... Nd7 {also played}) 12.
O-O (12. Be2 $16 {Cloud Engines, 1 game each colour}) 12... Bxf3 (12... c4 $15
{Komodo13}) 13. gxf3 c4 14. Bd4 (14. f4 Nd3 15. Rb1 Qc8 $11) 14... a6 (14...
Qc8 $19) 15. Bxc4 $14 Qc7 (15... Nxc4 16. Bxg7+ Kxg7 17. Qd4+ f6 18. Qxc4 Qd6
$14 {Komodo13}) 16. Be2 f6 17. Qb3 (17. f4 Nc4 18. Bxc4 Qxc4 19. Re1 $18 (19.
Qg4 $18 {Komodo13})) 17... b5 (17... Bh6) 18. Rfd1 (18. c4 $18 {Komodo13})
18... Bh6 19. Be3 Bxe3 20. fxe3 Kg7 21. Kh1 Rhb8 22. Qb4 a5 23. Qd4 Qd6 24. f4
$14 Nd7 25. c4 bxc4 26. Rxc4 Rb4 27. Qc3 (27. Rdc1 $16) 27... Nb6 (27... Rxc4
28. Qxc4 Rb8 $11 {Komodo13}) 28. Rc6 Qd8 $18 29. e5 (29. d6 {breaks open the K
position}) 29... f5 30. e6+ (30. d6 $18) 30... Kh6 31. Bf3 (31. d6 $18) (31. e4
$18) 31... Na4 32. Qe1 Nb2 33. Qh4+ (33. d6 $18) 33... Kg7 34. Rg1 (34. d6 $1
Nxd1 (34... exd6 35. e7 Qe8 36. Rdxd6 $18) 35. Rc7 $18) 34... Nd3 35. Bh5 $2 (
35. d6 $1 $18) 35... Qxd5+ {mating soon} 0-1

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.37"]
[White "Lee, Michael A"]
[Black "Fisher, Peter S"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1472"]
[BlackElo "1788"]
[Annotator "kemen"]
[PlyCount "72"]
[EventDate "2019.??.??"]

{[%evp 0,72,33,29,69,69,99,48,47,30,40,34,54,38,35,25,45,-6,34,-40,-13,-62,-50,
-40,-24,-40,-46,-83,-83,-57,-52,-92,-81,-111,-105,-116,-109,-115,-43,-51,-36,
-27,-59,-50,-41,-61,-60,-75,-67,-55,-58,-69,-53,-76,-57,-103,-93,-93,-69,-67,
-2,-53,0,0,51,-28,35,32,33,14,43,45,54,51,52]} 1. e4 c5 2. Nc3 d6 3. f4 Nf6 4.
Nf3 e6 (4... Nc6) (4... g6) 5. d3 (5. Bb5+) (5. Bc4) 5... a6 (5... Be7) (5...
Nc6) 6. Be2 (6. g3) 6... Be7 7. O-O O-O 8. Qe1 (8. a4) 8... b5 (8... Nc6 {
transposing to 24 games}) 9. Bd1 Bb7 (9... Nbd7 10. Ne2 Nb6 11. Ng3 Re8 12. c3
Bb7 13. Bc2 Rc8 14. f5 Bf8 15. fxe6 Rxe6 16. Qd1 h6 {Selvaratnam-Bayarmaa, Wld
ch U12 girls, Kemer 2007,0-1}) 10. Ne2 Nbd7 11. Ng3 Qc7 12. f5 e5 13. Bg5 (13.
c4 $11) 13... h6 $17 14. Bxf6 Nxf6 15. h3 Rfe8 (15... c4) 16. Nh2 d5 17. Bf3
Rad8 (17... c4 $17) 18. Ng4 dxe4 (18... Nxg4 19. Bxg4 Bh4 $19 {Komodo13}) 19.
Nxf6+ Bxf6 20. Nxe4 Bxe4 21. Bxe4 Rd4 22. Rd1 (22. b3 $11) 22... Red8 (22... c4
) 23. Rf3 Qb6 24. Kh2 a5 (24... c4 $15) 25. a3 Qc7 26. h4 b4 27. c3 bxc3 28.
bxc3 R4d6 (28... Ra4 29. Ra1 c4 $15 {Komodo13}) 29. c4 Rd4 30. Kh3 R4d6 31. Rb1
$16 Rb6 32. Rf2 (32. Qxa5 $16) 32... Qa7 (32... Qb8 $11) 33. Rfb2 Rdb8 34. Qc3
(34. Rb5 $16) 34... Rxb2 35. Rxb2 Rxb2 36. Qxb2 Qc7 (36... Qc7 37. Qb5 Kf8 38.
g3 $16 {but difficult to see how Wh could breakthrough}) 1/2-1/2

[Event "North Wales Congress Major"]
[Site "Llandudno"]
[Date "2019.06.23"]
[Round "5.38"]
[White "Davies, Huw"]
[Black "Bridgeman, Matthew"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "1642"]
[BlackElo "1575"]
[Annotator "kemen"]
[PlyCount "62"]
[EventDate "2019.??.??"]

{[%evp 0,62,26,16,38,32,24,35,11,-38,-19,-10,16,18,18,24,24,-41,-15,-18,-32,
-30,-37,-50,-42,-51,-25,-31,-27,-44,-44,-38,-24,-50,-43,-47,-37,-43,-26,-48,
-50,-48,-52,-73,-12,-80,0,-5,-1,-1,-18,-80,-67,-69,-79,-128,-101,-111,-97,-98,
-85,-92,-101,-98,-98]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 (4. exd5) (4. Ngf3 {
main lines}) 4... cxd4 (4... Nc6) 5. cxd4 dxe4 6. Nxe4 Bb4+ 7. Nc3 Nf6 {Bl
already has an easy game} 8. Bb5+ Bd7 9. Bxd7+ Nbxd7 {1 draw, 3 Bl wins} (9...
Qxd7 {2 draws, 4 Bl wins}) 10. Nge2 (10. Nf3) 10... O-O 11. Bg5 (11. O-O Nb6
12. Qb3 Bxc3 13. bxc3 Qd5 14. Ba3 Rfc8 15. Rfd1 Ne4 16. Rac1 Nc4 17. Bb2 Qf5 {
Balaji-Gagare, Panchavati op 2016,0-1}) 11... h6 12. Bh4 Nb6 (12... Qb6) 13.
O-O Be7 14. Qb3 Nfd5 (14... Qd7) 15. Bg3 Qd7 16. Rfd1 Rfd8 17. Rac1 a6 18. Ne4
Rac8 19. Rxc8 Rxc8 20. N2c3 Nxc3 (20... Rc4 21. Nxd5 Qxd5 $17 {Komodo13}) 21.
bxc3 Qa4 (21... Qc6 22. f3 Nd5 23. Rc1 f5 $17 {Komodo13}) 22. Rd3 Qxb3 (22...
Qc4) (22... Qc6) 23. axb3 Nd5 (23... a5 24. c4 a4 $15 {Komodo13}) 24. c4 f5 (
24... b5 25. c5 Kf8 26. Kf1 a5 $15 {Komodo13}) 25. Nd6 Rc6 26. Nxb7 f4 $19 27.
Na5 {Stockfish10 & Komodo13} Rc7 (27... Rc8 28. Rd1 Nc3 29. Re1 fxg3 $19) 28.
Rd1 fxg3 (28... Nc3 29. Bxf4 Ne2+ 30. Kf1 Nxf4 31. g3 Bb4 32. gxf4 Bxa5 33. c5
Kf7 $19 {Komodo13}) 29. cxd5 gxh2+ 30. Kxh2 exd5 31. Ra1 Kf7 $17 1/2-1/2

