[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.1"]
[White "Hawkins, Jonathan"]
[Black "Houska, Jovanka"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2583"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,69,33,34,34,41,37,35,30,33,28,32,28,33,29,43,25,25,32,31,9,9,16,53,40,39,35,51,10,31,30,41,33,40,20,52,20,156,145,134,131,244,227,379,365,372,364,658,638,951,935,938,910]} 1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 {B11: Caro-Kann: Two Knights Variation} 7. Qf4 (7. Qe3 Bf5 8. d3 Nd7 9. Bd2 e5 10. Bc3 f6 11. Be2 Bc5 12. d4 Bb6 13. Qd2 e4 14. Qe3 {0-1 (56) Zvjaginsev,V (2644)-Riazantsev,A (2649) Cheliabinsk 2018}) 7... Qf5 8. Qe3 Qe6 9. d4 Qxe3+ 10. Bxe3 Bf5 {LiveBook: 3 Games} 11. O-O-O e6 12. Nh4 Be4 $146 ({Predecessor:} 12... Bg4 13. f3 Bh5 14. g4 {½-½ (51) Gara,A (2369)-Vardan,N (2453) Budapest 2018}) 13. f3 Bg6 14. Nxg6 hxg6 15. c4 {[%cal Bc2c4,Bc4d5][%mdl 32]} Bd6 16. Bd3 Na6 17. d5 cxd5 18. cxd5 e5 19. Bxa6 (19. Kb1 {seems wilder.} Nc5 20. Bc2 Nd7 21. Rc1 a6 22. h3) 19... bxa6 20. Kb1 Rh4 21. h3 Kd7 22. Rc1 Ra4 23. Rhd1 Ra5 24. Rc4 $36 {[%mdl 2048] White is pushing.} Rb5 25. b3 {[%cal Bb2b3,Bb3c4][%mdl 32]} a5 26. Kc2 a6 27. a4 Rb4 (27... Rb7 $1 $11) 28. Bd2 $16 Rxc4+ 29. bxc4 {[%mdl 4096] Endgame KRB-KRB} Bb4 {[#]} (29... Rc8 $16 {keeps fighting.}) 30. Rb1 $1 $18 Rc8 $2 (30... Rb8 31. Kd3 f6) 31. Bxb4 axb4 32. Rxb4 Kd6 $2 (32... Rc5 33. Kc3 g5 34. Rb7+ Rc7) 33. Kc3 {White is clearly winning.} e4 34. fxe4 Ke5 35. Rb7 {Accuracy: White = 55%, Black = 38%.} 1-0

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.1"]
[White "Nunn, John D M"]
[Black "Merry, Alan B"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "2572"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,134,68,81,27,33,14,67,65,69,56,67,41,55,10,67,36,39,33,42,-45,37,37,37,44,45,0,0,0,2,2,2,2,2,2,2,0,0,0,0,-56,-41,-50,-55,-49,187,214,187,137,169,145,160,160,202,215,193,208,201,216,209,216,208,214,204,210,338,31,91,0,0,0,98,85,89,93,285,168,194,181,181,0,0,0,53,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Nf3 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4} Nc6 10. Be2 c4 11. O-O Bd7 {LiveBook: 3 Games} 12. Qf4 (12. Qh4 $16) 12... h6 $11 13. Ra2 {[#]} Nce7 $146 (13... g5 $11 14. Qg3 Nge7) ({Predecessor:} 13... Rh7 14. h4 O-O-O 15. Nh2 Rf8 16. Ng4 Qa5 {½-½ (80) Lacasa Diaz,J (2392)-Moskalenko,V (2591) Sitges 2011}) 14. h4 $14 Rh7 15. Nh2 {[%cal Bf3h2,Bh2g4,Bg4f6][%mdl 32]} O-O-O 16. Ng4 Qa5 17. a4 Rf8 (17... Nf5 $11) 18. Nf6 Nxf6 19. exf6 Nf5 20. Rb1 (20. Qe5 $14 Qc7 21. g3) 20... Bc6 (20... g5 $1 $15 21. Qe5 (21. hxg5 $2 hxg5 22. Qe5 Rfh8 $19) 21... Nxh4) 21. h5 g5 22. Qe5 Qc7 23. a5 (23. Bc1 {keeps more tension.} Rd8 24. Ba3 Nd6 25. Bg4 Rhh8 26. f3) 23... Nd6 24. f3 Rd8 25. Be1 Kb8 26. Bg3 Ka8 27. Qe3 Rg8 28. Be5 Qd8 29. Rf1 a6 30. Raa1 (30. Bxd6 $11 Qxd6 31. Qe5) 30... Ne8 $1 $15 31. f4 g4 32. f5 Bd7 $2 (32... exf5 $15 {stays ahead.} 33. Rxf5 Bd7) 33. fxe6 $18 Bxe6 34. Rab1 $1 $36 {[%mdl 2048] White is really pushing.} Nd6 35. Rb6 Nc8 36. Rb4 {And now Rfb1 would win.} Nd6 {and if ...Nb5 works, Black does fine.} 37. Rfb1 Nb5 38. Rxb5 $1 axb5 39. Rxb5 Qd7 40. Rb6 {a6 is the strong threat.} Rc8 41. a6 bxa6 42. Rxa6+ Kb7 43. Rd6 $2 ({White must play} 43. Ra1 $18 Rhh8 44. Qc1) 43... Qb5 $14 44. Rxe6 (44. Bg3 $1 $16) 44... fxe6 $11 45. Bxg4 Qb1+ (45... Qc6 $1 $11 {keeps the balance.}) 46. Kh2 $16 Re8 47. Bf4 $1 Ka6 $2 {[#]} ({Don't blunder} 47... Qxc2 $2 48. Bxe6 Ka7 49. Bd6 $18) (47... Qb6 $16 {was called for.}) 48. Bxh6 (48. Bf5 $142 $1 {[%mdl 512]} Rb7 (48... exf5 49. Qxe8) 49. Bg6 (49. Bxh6 Rf7 $16)) 48... Qxc2 $18 49. Bg7 {Threatens to win with f7.} Qg6 {[#]} 50. Qh3 $2 (50. Qe2 $1 $18) 50... Qg5 $11 51. h6 Qf4+ ({Black should play} 51... Reh8 $11 52. Qg3 Rxg7 53. Qd6+ Kb7 54. Qb4+ Kc7 55. Qc5+ Kb8 56. Qb6+ Rb7 57. Qd6+ Ka8 58. Qa6+ Ra7 59. Qc6+ Rb7 60. Qa6+ Ra7 61. Qc6+ Rb7 62. Qa6+) 52. Qg3 ({Better is} 52. Kg1 $1 $14) 52... Rxh6+ {The position is equal.} 53. Bxh6 Qxh6+ {[%mdl 4096] Endgame KQR-KQB} 54. Bh3 Qxf6 {Hoping for ...e5.} 55. Qd6+ Kb7 {aiming for ...Qe7.} 56. Qd7+ {[%mdl 64] Double Attack} Kb6 {Strongly threatening ...Qe7.} 57. Qxe8 Qf4+ 58. Kg1 Qe3+ 59. Kf1 Qf4+ 60. Ke2 Qe4+ 61. Kf2 Qf4+ 62. Kg1 Qe3+ 63. Kh1 Qc1+ 64. Kh2 Qf4+ 65. g3 Qd2+ 66. Bg2 Qh6+ 67. Kg1 {Black must now prevent Bf3.} Qe3+ {Accuracy: White = 50%, Black = 68%.} 1/2-1/2

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.1"]
[White "Williams, Simon K"]
[Black "Hunt, Harriet V"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2472"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,131,51,30,30,30,30,37,32,28,26,21,14,12,19,43,53,34,47,46,39,54,59,72,59,91,83,75,81,79,75,75,75,108,100,118,85,84,77,77,77,91,36,33,16,19,0,68,37,65,16,46,50,266,40,24,33,61,43,20,30,34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,29949,29952,29961,29963,29962,29961,12782,29958,29965,29966,29966,29967,29968,29967,29966,29967,29964,29969,29970,29971,29971,29970,29970,29971,29967,29973,29973,29972]} 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Ba6 5. Qc2 Bb4+ 6. Bd2 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} Be7 7. e4 d5 8. cxd5 Bxf1 9. Kxf1 exd5 10. e5 Ne4 {LiveBook: 137 Games} 11. Nc3 {[%cal Bb1c3,Bc3d1,Bd1e3,Be3g4,Bg4e5,Be5c6][%mdl 32]} Nxd2+ 12. Qxd2 Qd7 13. Kg2 Nc6 {[#]} 14. Rac1 $146 O-O 15. Nd1 Nd8 16. Ne3 $36 {[%mdl 2048] Black is under pressure.} f5 17. exf6 $1 Bxf6 18. Rhd1 Ne6 19. Ng4 Rae8 20. Nfe5 Bxe5 21. Nxe5 Qa4 22. b4 a5 23. bxa5 bxa5 24. Nc6 Rf6 25. Qc2 Qxc2 26. Rxc2 a4 27. h4 h5 28. Rd3 g5 29. hxg5 Nxg5 30. Ne5 (30. Nb4 $16) 30... Ne6 $1 $14 31. Re2 Kg7 32. Rc2 Re7 (32... Kg8 $11) 33. Nf3 Ref7 34. Nh4 Kh6 35. Re2 Rg7 $2 {[#]} (35... c6 $14) 36. Nf5+ $2 (36. Rf3 $1 $18 {[%cal Rf3f6]} Nf4+ 37. Kh2 Nxe2 38. Rxf6+ Kh7 39. Nf5) 36... Rxf5 37. Rxe6+ {[%mdl 4096] Endgame KRR-KRR} Kg5 38. Rf3 Rxf3 39. Kxf3 {KR-KR} Rf7+ 40. Ke3 {Threatens to win with f4+.} Kg4 {And now ...Rf3+ would win.} 41. Rg6+ Kf5 42. Ra6 Kg4 {aiming for ...Rf3+.} 43. Rxa4 Re7+ 44. Kd3 Kf3 45. Ra5 c6 46. Rc5 Kxf2 {Hoping for ...Rc7.} 47. Rxc6 Ra7 48. Rh6 Ra3+ 49. Kc2 Rxa2+ 50. Kc3 Ra3+ 51. Kb4 Rd3 52. Kc5 Kxg3 $2 {[%mdl 8192] [#]} (52... Ke3 $11) 53. Rxh5 Kf4 54. Kxd5 Ra3 55. Kc4 Ra4+ 56. Kc3 Ke4 {White mates.} 57. Re5+ Kf4 58. Re8 Ra1 59. Kc4 Rc1+ 60. Kd5 Rd1 61. Kc5 Kf5 62. d5 {[%cal Bd4d5,Bd5d6][%mdl 32]} Kf6 63. Kc6 Kf7 64. Re4 Ra1 65. d6 Ra6+ 66. Kc7 {Accuracy: White = 60%, Black = 57%.} 1-0

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.1"]
[White "Haria, Ravi"]
[Black "Turner, Matthew J"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2441"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,73,29,29,20,27,29,23,12,17,2,18,23,24,21,18,20,73,69,70,70,66,65,37,34,75,-58,-55,-121,-110,-97,-116,-479,-364,-106,-98,-157,-159,-153,-131,-283,-164,-143,-92,-85,-128,-133,-104,-70,-59,-66,-42,-221,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 {C84: Closed Ruy Lopez: Unusual White 6th moves} Be6 9. Bxe6 fxe6 10. c3 O-O {LiveBook: 7 Games} 11. Be3 $146 ({Predecessor:} 11. Nbd2 d5 12. Qe2 Qd6 13. b4 Rfd8 14. Rd1 dxe4 15. Nxe4 Nxe4 16. Qxe4 {1-0 (40) Anand,V (2792)-Aronian,L (2750) Mainz 2007}) 11... Qd7 12. Nbd2 Ng4 13. Qe2 Rab8 14. d4 Nxe3 15. Qxe3 Bf6 16. Rad1 Qf7 17. Nb3 a5 (17... Qh5 $11 {remains equal.}) 18. dxe5 $16 Bxe5 19. Nxe5 Nxe5 20. Nxa5 Qh5 21. f3 Rf6 22. Rd2 (22. Nb3 $1 $16) 22... Rbf8 $36 {[%mdl 3072] Strongly threatening ...Ng4! Black has compensation. Black has good play.} 23. Rdf2 (23. Rff2 $15) 23... Rh6 $1 $17 {[%csl Gh6][%cal Rh5h2]} 24. h3 Qh4 $1 {[%cal Rh4g3] And now ...Qg3 would win.} 25. Nb3 $2 {[%mdl 8192]} (25. f4 $17 Ng4 {[%mdl 64] Double Attack} 26. Qf3 Nxf2 27. Rxf2) 25... Qg3 $19 26. Kh1 Rff6 27. Qe2 (27. Qd2 $142) 27... Ng6 $17 {...Nf4 is the strong threat.} 28. f4 ({Not} 28. Qxb5 $2 Nf4 $19) 28... Nxf4 29. Qxb5 $2 {[#]} (29. Rxf4 $17 {was the only chance.} Rxf4 30. Rxf4 Qxf4 31. Qxb5) 29... c6 (29... Rh4 $142 $1 {aiming for ...h6.} 30. e5 (30. Qe8+ Rf8 $17) 30... dxe5) 30. Qb8+ $19 Kf7 (30... Rf8 $142 {( -> ...Rxh3+!)} 31. Qxf8+ {[%mdl 64] Remove Defender} (31. Qxd6 {is a self mate.} Rxh3+ {[%mdl 64] Back Rank, Demolition} 32. gxh3 Qxh3+ 33. Kg1 Ne2+ {[%mdl 64] Deflection, Back Rank} 34. Rxe2 Rxf1#) 31... Kxf8 32. Rxf4+ {[#]} Rf6 $1 {[%mdl 512]} 33. Rxf6+ gxf6) 31. Rxf4 Rxf4 {[%cal Rf4f1]} 32. Qc7+ Kg6 {[%cal Rf4f1]} 33. Rxf4 Qxf4 34. Qxc6 Rh5 35. Nd4 $2 {[#]} ({White must play} 35. Qe8+ $15 Qf7 36. Qxf7+ Kxf7 37. a4) 35... Rxh3+ $1 {[%mdl 512]} 36. gxh3 $11 Qf1+ {[%mdl 64] Double Attack} 37. Kh2 {Accuracy: White = 43%, Black = 58%.} 1/2-1/2

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.2"]
[White "Turner, Matthew J"]
[Black "Haria, Ravi"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2533"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,60,11,21,10,8,12,14,14,12,12,20,14,14,0,0,0,16,11,13,7,22,0,0,0,0,0,0,-10,-10,-11,0,-12,-4,-9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,23]} 1. d4 e6 2. Nf3 Nf6 3. Bg5 c5 4. c3 Be7 5. e3 b6 6. Nbd2 cxd4 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} 7. cxd4 Bb7 {LiveBook: 3 Games. The position is equal.} 8. a3 O-O 9. Bd3 d6 10. O-O Nbd7 11. Rc1 Re8 $146 ({Predecessor:} 11... Nd5 12. Bxe7 Qxe7 {½-½ (64) Papa,S (2454)-Renet,O (2558) Switzerland 2008}) 12. Bb5 a6 13. Bc6 Bxc6 14. Rxc6 Rc8 15. Qc2 b5 16. Rc1 Nb6 17. Rxc8 Qxc8 18. Qxc8 Rxc8 19. Rxc8+ Nxc8 20. Ne1 Nd5 21. Bxe7 Ndxe7 $11 {[%mdl 4096] Endgame KNN-KNN} 22. Kf1 Kf8 23. Ke2 Nc6 24. Kd3 Ke7 25. Kc2 Nb6 26. Nd3 h6 27. Ne4 f5 28. Nc3 g5 29. b3 Kf6 30. a4 b4 {Accuracy: White = 53%, Black = 68%.} 1/2-1/2

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.2"]
[White "Hunt, Harriet V"]
[Black "Williams, Simon K"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2440"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,66,0,8,0,14,-63,-56,-58,-65,-69,-42,-41,-47,-66,-64,-53,-33,-59,-35,-65,-59,-100,-91,-94,-106,-154,-146,-116,-68,-129,-108,-121,-113,-172,-152,-225,-225,-225,-224,-243,-249,-343,-267,-446,-323,-439,-284,-316,-283,-503,-491]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Re1 Nf6 6. c3 a6 7. Bf1 Bg4 {[%cal Bd7g4,Bg4h5,Bh5g6,Bg6f5][%mdl 32]} 8. d3 e6 9. Nbd2 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} Be7 {LiveBook: 183 Games} 10. a3 (10. h3 Bh5 11. g4 Bg6 12. Nh4 Nd7 13. Ng2 O-O 14. f4 h6 15. Nf3 Bh7 16. f5 Nde5 17. Nf4 Nxf3+ 18. Qxf3 Bh4 19. Rd1 b5 20. Qe2 {1-0 (65) Caruana,F (2774)-Gelfand,B (2755) Moscow 2013}) 10... d5 11. e5 ({Better is} 11. h3 $11 Bxf3 12. Qxf3) 11... Nd7 $15 12. Qa4 Bh5 13. h4 $146 {[%cal Bh2h4,Bh4h5][%mdl 32]} ({Predecessor:} 13. g4 Bg6 14. Qf4 Qc7 15. Qg3 h5 16. g5 h4 17. Nxh4 Rh5 18. Ndf3 Ncxe5 19. Nxe5 Nxe5 20. Bf4 {1-0 (20) Hunt,H (2352)-Duggan,C (2035) West Bromwich 2006}) 13... Bg6 14. Qg4 O-O 15. h5 Bf5 $36 {[%mdl 2048] Black has good play.} 16. Qg3 h6 17. c4 Nb6 18. Nb3 {[#] And now Bxh6 would win.} Kh8 19. Bf4 Na4 20. Ra2 b5 {[%cal Bb7b5,Bb5c4][%mdl 32]} 21. Nbd2 {[#]} Rb8 $1 22. b3 bxc4 23. bxa4 (23. dxc4 $15 Nc3 24. cxd5) 23... cxd3 $17 24. Rc1 c4 25. Ne1 (25. Be3 $17) 25... Nd4 26. Nxd3 (26. Be3 $17 {might work better.} Nb3 27. Nxb3 Rxb3 28. Nf3) 26... cxd3 $19 ({But not} 26... Bxd3 27. Bxd3 Nb3 28. Rc3 $17) 27. Bxd3 Qa5 28. Bf1 Qxa4 29. Rc7 Bd8 30. Ra7 $2 (30. Rc1) 30... a5 31. Qe3 Bh7 32. Ra6 Rc8 33. Rd6 $2 (33. Rb2 Be7 34. Rb7) 33... Nf5 {[%mdl 32768] Precision: White = 36%, Black = 52%. . An unexpected result.} 1/2-1/2

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.2"]
[White "Merry, Alan B"]
[Black "Nunn, John D M"]
[Result "1/2-1/2"]
[ECO "E99"]
[WhiteElo "2429"]
[BlackElo "2572"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,84,184,161,185,202,192,187,185,199,212,182,306,288,448,470,443,456,452,450,429,414,434,406,411,410,411,144,144,147,148,153,151,150,175,140,139,117,116,124,124,107,116,107,107,107,107,107,107,69,62,33,33,26,26,26,26]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} Bg7 5. Nf3 {[%cal Bg1f3,Bf3e1,Be1d3][%mdl 32]} O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Nf6 14. c5 h5 {E99: King's Indian: Classical Main Line: 9 Ne1 Nd7 10 f3 f5} (14... Ng6 15. Rc1 Rf7 16. Kh1 Bf8 17. Rg1 Rg7 18. b4 h5 19. Qd2 g4 20. g3 fxg3 21. Rxg3 a5 22. a3 axb4 23. axb4 c6 24. dxc6 bxc6 25. cxd6 Qxd6 {½-½ (41) Lenderman,A (2599)-Nakamura,H (2787) Saint Louis 2018}) 15. Rc1 g4 16. Nb5 $1 {LiveBook: 3 Games} g3 {White is clearly better.} 17. hxg3 fxg3 18. Bxg3 Ng6 19. cxd6 cxd6 20. Nc7 h4 $146 (20... Rb8 $142 21. Bf2 b6) ({Predecessor:} 20... Rb8 21. Bf2 {1-0 (32) Pham,M (2421)-Toth,A (2297) Budapest 1999}) 21. Bf2 $18 (21. Nxa8 hxg3 22. Ne1 Ne8 $17) 21... Nh5 (21... Rb8 {was called for.} 22. Bxa7 {[%mdl 64] Trapped Piece} Bd7 23. Bxb8 Qxb8) 22. Nxa8 Qg5 23. Kh2 Ngf4 24. Nxf4 Qxf4+ 25. Kg1 h3 26. g4 Bxg4 27. Kh1 $1 (27. fxg4 $2 Qxe4 28. Bf3 Rxf3 $19) 27... h2 28. Nc7 $2 ({Weaker is} 28. fxg4 Qxe4+ 29. Kxh2 Nf4 $11) (28. Re1 $18 {and the rest is easy.}) 28... Bh3 $16 {aiming for ...Qg5.} 29. Ne6 {[%mdl 64] Double Attack} Ng3+ {[#]} 30. Bxg3 $1 (30. Kxh2 {is a self mate.} Nxf1+ 31. Kxh3 Qh2+ 32. Kg4 Qg2+ 33. Kh5 Qh3+ 34. Bh4 Ng3+ 35. Kg5 {[#]} Bh6+ $1 {[%mdl 512]} 36. Kg6 Qxh4 37. Nxf8 Qg5#) 30... Qxg3 {[%csl Gg3][%cal Rh3g2]} 31. Rg1 $1 {[%cal Rg1g3]} hxg1=R+ 32. Qxg1 Qxg1+ 33. Kxg1 Bh6 34. Rc7 ({Of course not} 34. Nxf8 $6 Bxc1 35. Ne6 Bxb2 $11) 34... Rf7 {...Bxe6 is the strong threat.} 35. Rc8+ Kh7 36. Rd8 Be3+ 37. Kh2 Bxe6 38. dxe6 Rc7 39. Rxd6 Kg6 {Threatens to win with ...Rc2.} 40. Bd3 Kf6 41. Rd7 Rxd7 42. exd7 Ke7 {Accuracy: White = 64%, Black = 47%.} 1/2-1/2

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.2"]
[White "Houska, Jovanka"]
[Black "Hawkins, Jonathan"]
[Result "1-0"]
[ECO "E55"]
[WhiteElo "2419"]
[BlackElo "2583"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,85,7,0,-15,11,-10,0,0,20,18,22,-57,72,66,148,132,156,150,201,203,186,65,375,371,365,377,368,368,365,361,372,341,552,559,512,357,393,389,378,384,416,405,389,389,409,406,406,386,494,475,519,512,476,427,419,419,1085,519,516,515,495,481,473,459]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4 11. exd4 Bb7 12. Bd2 Rc8 {LiveBook: 24 Games. E55: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4 Nbd7} 13. Bb3 a6 14. Rac1 Qe7 {[#] The position is equal.} 15. Bg5 $146 ({Predecessor:} 15. a3 Bxc3 16. Bxc3 a5 17. d5 Nc5 18. Ba2 Rfd8 19. dxe6 Nxe6 20. Ng5 {1-0 (50) Ljubojevic,L (2571)-Suarez Gomez,J (2474) Linares 2017}) 15... Rfd8 16. Ne5 b5 17. Rd3 ({Better is} 17. Bh4 $11) 17... Nf8 (17... Nxe5 $15 {stays ahead.} 18. dxe5 Rxd3 19. Qxd3 Qd7) 18. Ng4 Bd6 ({Black should try} 18... N8d7 $14) 19. Re1 $16 b4 20. Na4 $1 N8d7 (20... Ng6 $16 {might work better.}) 21. Rh3 $1 $18 h6 {[#]} 22. Bh4 (22. Bxh6 $1 $18 {[%mdl 512] Strongly threatening Bg5.} gxh6 23. Nxh6+ Kf8 24. Qe3) 22... Re8 $2 {[%mdl 8192] [#]} ({Black should play} 22... Bf4 $1 $14) 23. Nb6 $1 {[%cal Rb6d7][%mdl 512]} Qf8 (23... Nxb6 24. Bxf6 Bxh2+ 25. Rxh2 $18) 24. Nxf6+ ({Don't play} 24. Nxc8 Rxc8 25. Nxf6+ Nxf6 $18) 24... Nxf6 25. Nxc8 Rxc8 26. Bxf6 $1 gxf6 {[#]} 27. d5 $1 exd5 $2 (27... Bxd5 28. Bxd5 (28. Qxa6 Bxb3 29. Rxb3 Ra8 $16) 28... exd5 29. Qg4+ Kh7 30. Qf5+ Kg7 31. Qxd5 Re8) 28. Qg4+ Kh8 29. Rd1 Be5 30. Bxd5 Bxd5 31. Rxd5 Re8 32. Re3 Rc8 33. Red3 Re8 34. g3 Bxb2 35. Kg2 Ra8 36. Rd7 a5 37. Rb7 Rb8 38. Rdd7 Rxb7 39. Rxb7 Qd6 (39... Be5 $142 40. Ra7 Qd8) 40. Qc4 (40. Qc8+ $142 Kg7 41. Rb8 Qxb8 42. Qxb8) 40... Qe6 41. Qxe6 fxe6 42. Rb5 Bc3 43. Rxa5 {Accuracy: White = 69%, Black = 23%.} 1-0

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.3"]
[White "Hawkins, Jonathan"]
[Black "Houska, Jovanka"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2583"]
[BlackElo "2419"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,70,-2,36,50,51,34,59,52,41,8,13,0,32,29,27,21,119,77,178,179,260,99,99,99,99,91,98,98,97,97,99,95,95,85,87,90,91,75,70,70,70,78,79,71,77,83,112,87,122,120,165,114,143,122,114,116,274,255,492,485,1057,831,6007]} 1. e4 c6 2. Ne2 d5 3. e5 d4 (3... Bg4 4. f3 Bd7 5. d4 e6 6. Be3 c5 7. c3 Nc6 8. Qd2 cxd4 9. cxd4 f6 10. f4 Nh6 11. Nbc3 {0-1 (57) Mamedov,R (2709)-Artemiev,V (2691) Huaian 2017}) 4. c3 c5 5. b4 dxc3 6. bxc5 {B10: Caro-Kann: 2 d3 and 2 c4} cxd2+ $1 7. Nxd2 g6 $146 ({Predecessor:} 7... e6 8. Ba3 Qa5 9. Qb3 Nd7 10. Bb4 Qc7 11. Rc1 Nxe5 {1-0 (60) Asadli,V (2431)-Sadhwani,R (2218) Dubai 2017}) 8. Bb2 {White is slightly better.} Bg7 9. Nc4 {Black should prevent Qa4+.} Qxd1+ 10. Rxd1 Nc6 11. Nd4 $36 {[%mdl 2048] White fights for an advantage.} Nxd4 12. Bxd4 f6 (12... Nh6 $11) 13. Rb1 Bf5 (13... Kf7 $16 {might work better.}) 14. Rxb7 $18 {Threatens to win with Nd6+!} O-O-O (14... Be4 {was called for.} 15. Rb4 Bd5) 15. exf6 $2 (15. c6 $18 {has better winning chances.} Rxd4 16. Rxa7) 15... Nxf6 $16 16. Rxe7 Rxd4 17. Rxg7 {[#] Nd6+ is the strong threat.} Re8+ 18. Ne3 Rd7 19. Rxd7 Bxd7 20. Ba6+ Kc7 21. O-O Re5 22. Bc4 Rxc5 23. f3 {[%cal Bf2f3,Bf3f4,Bf4g5][%mdl 32]} Bb5 24. Bxb5 Rxb5 $14 {[%mdl 4096] Endgame KRN-KRN} 25. Rc1+ Kd7 26. Rc2 Rb1+ 27. Kf2 h5 28. f4 Kd6 29. Kf3 Ra1 30. Nc4+ (30. g3 $18) 30... Kd5 31. Ne5 Rf1+ 32. Ke3 g5 $2 (32... Ke6 $16) 33. fxg5 $18 Re1+ $2 (33... Kxe5 {was necessary.} 34. gxf6 Ke6 35. Rc6+ Kf7) 34. Kf4 {[#] aiming for Nf3.} Re4+ (34... Ne8 $142 35. Nf3 Re4+ 36. Kf5 Nd6+ 37. Kg6 h4) 35. Kf5 {Threatening mate with Rd2+.} Nh7 {Accuracy: White = 52%, Black = 35%.} 1-0

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.3"]
[White "Haria, Ravi"]
[Black "Turner, Matthew J"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2441"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,91,5,20,3,4,0,9,7,38,37,56,28,38,28,20,47,128,107,156,152,139,140,143,134,122,125,144,126,247,262,232,135,143,141,143,154,224,224,266,268,488,480,483,456,495,487,466,476,520,518,543,539,537,522,524,507,518,516,550,557,708,750,739,699,751,700,820,796,29983,29985,29987,29988]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d5 6. c4 c6 7. O-O a5 8. d3 Bg4 {A11: English Opening: 1...c6} 9. a3 Nbd7 10. Nbd2 Re8 11. h3 Bxf3 {LiveBook: 3 Games} 12. Nxf3 e5 13. Nd2 {[%cal Bf3d2,Bd2c4,Bc4d6][%mdl 32]} Qb6 14. Rb1 $146 ({Predecessor:} 14. Qc2 d4 15. Rab1 Bf8 16. Kh2 Nh5 17. Bc1 Ng7 18. Qb2 Nc5 19. Ne4 Nxe4 20. Bxe4 Ne6 {½-½ (20) Prokopchuk,E (2500)-Galkin,A (2565) Krasnoyarsk 1998}) 14... Rad8 15. Qc2 e4 16. cxd5 {[%cal Rd3e4]} exd3 17. Qxd3 {Black must now prevent Nc4.} Nxd5 18. Nc4 Qb5 (18... Qc7 $14) 19. Bxg7 Kxg7 20. Nd6 Qxd3 21. exd3 {[%cal Be2d3,Bd3d4][%mdl 32]} Re2 22. Nxb7 Ra8 23. Rfc1 $36 {[%mdl 2048] White is on the roll.} Ra6 {[#]} 24. Nd8 $1 Ne5 (24... Nb8 $16 25. h4 Rb6) 25. d4 $18 Nd3 {[#]} 26. Rxc6 (26. Bf1 $1 $18 {[%cal Rf1e2]} Nxc1 27. Rxc1) 26... Rxc6 $16 27. Nxc6 Nc3 28. Rf1 Rb2 (28... a4 $16 29. bxa4 Nxa4) 29. Nxa5 $18 Ne2+ 30. Kh2 Nxd4 $2 (30... Nc3 31. a4 Nxf2) 31. Rd1 Nxb3 32. Nc4 ({Less strong is} 32. Rxd3 Nxa5 33. Kg1 Rb1+ 34. Bf1 Nc4 $14) 32... Rxf2 33. Rxd3 Nc5 34. Rd2 Rf6 35. Rd5 Na4 36. Ra5 Nc3 37. Ra7 Rf2 38. a4 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Ra2 39. a5 Kf6 40. a6 Nb5 41. Rb7 Nd4 42. Rb6+ Kg5 43. Nb2 f5 44. Rb4 Nc2 45. Ra4 Rxb2 46. a7 {Accuracy: White = 90%, Black = 21%.} 1-0

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.3"]
[White "Merry, Alan B"]
[Black "Nunn, John D M"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "2429"]
[BlackElo "2572"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 37,147,66,63,63,64,80,79,0,0,0,0,0,0,0,0,0,183,183,176,174,189,175,152,147,307,307,293,232,364,346,467,449,519,519,495,409,398,391,354,285,347,225,212,214,214,183,177,172,180,184,171,160,230,231,211,200,193,68,295,233,229,222,212,204,193,18,42,54,110,118,94,78,83,8,436,359,222,8,55,0,0,0,8,8,8,8,8,0,8,0,0,0,0,0,0,0,0,0,4133,4133,29967,29967,29979,29980,29980,29981,29983,29984,29983,29984,29986,29986]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 {[%cal Bg1f3,Bf3e1,Be1d3][%mdl 32]} O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Nd3 Nf6 14. c5 Ng6 15. Kh1 {E99: King's Indian: Classical Main Line: 9 Ne1 Nd7 10 f3 f5} (15. Rc1 Rf7 16. Kh1 Bf8 17. Rg1 Rg7 18. b4 h5 19. Qd2 g4 20. g3 fxg3 21. Rxg3 a5 22. a3 axb4 23. axb4 c6 24. dxc6 bxc6 25. cxd6 Qxd6 {½-½ (41) Lenderman,A (2599)-Nakamura,H (2787) Saint Louis 2018}) 15... h5 16. Rc1 g4 17. cxd6 cxd6 18. Nb5 Rf7 19. Nxa7 Bd7 {LiveBook: 3 Games} 20. Qb3 $1 Nxe4 21. fxe4 f3 {[#]} 22. gxf3 $146 ({White should try} 22. Bb6 $1 $16 {[%cal Rb6d8]} Qh4 23. g3 (23. gxf3 g3 $11)) ({Predecessor:} 22. Bb6 Qh4 23. Bxf3 gxf3 24. Rxf3 Qxe4 25. Rxf7 Kxf7 {½-½ (35) Brugger,A (2523)-Zugrav,W (2559) ICCF email 2016}) 22... gxf3 $11 23. Bd1 {And now Rg1 would win.} Bh3 24. Rg1 $1 {[%cal Rg1g6]} Bg2+ $1 25. Rxg2 fxg2+ 26. Kg1 $1 Qg5 $2 (26... Bh6 $1 $11 27. Rc3 (27. Bxh5 Bxc1 28. Bxg6 Rxf2 $11 {[%mdl 64] Promotion}) 27... Rxf2 {[%mdl 64] Remove Defender} 28. Nxf2 Rxa7) 27. Rc8+ $18 Rxc8 28. Nxc8 Bf8 29. Qc2 Nh4 30. Nb6 Nf3+ $2 (30... Qe3 $16 {was necessary.}) 31. Bxf3 Rxf3 32. Nc4 (32. Ne1 Rf4 $16) 32... h4 (32... Qg6 {was called for.} 33. Qe2 Rf6) 33. Qe2 ({Weaker is} 33. Ne1 Rf4 $16) 33... Rf7 34. h3 Be7 35. Ne3 Kh8 36. Nxg2 Rg7 {[%csl Gg7][%cal Rg5g2]} 37. Nde1 Qg6 38. Qf3 Bg5 39. Qf5 Qxf5 40. exf5 Rc7 41. Nxh4 Kg7 42. Nhf3 Kf6 43. Bb6 $1 {[%cal Rb6c7]} Rc8 44. Kf2 $1 Kxf5 (44... Bc1 $16 45. Nd3 Kxf5) 45. Nxg5 Kxg5 46. Ke3 Kf5 47. h4 (47. Nd3 $18) 47... e4 $2 (47... Rc4 $1 $14) 48. a4 Rg8 49. Nc2 Ke5 {[#]} 50. Bd4+ $1 Kxd5 51. b3 $2 (51. Kf4 $18) 51... Rg3+ $11 52. Kf4 Rf3+ (52... Rxb3 $14 53. Be3 Rc3) 53. Kg4 $16 Rxb3 54. h5 Rb1 55. Bf2 (55. Na3 $16 Rh1 56. Be3) 55... Rh1 $2 {[%mdl 8192]} (55... Rb2 $1 $11 {and Black stays safe.} 56. Ne3+ Ke6) 56. Ne3+ Ke5 {[#]} 57. Bg3+ $2 (57. Kg5 $1 $18) 57... Ke6 58. Bh4 ({Better is} 58. Nf5 $14) 58... Rg1+ $11 59. Kf4 d5 60. h6 Rg8 $1 61. Nc2 Kf7 62. Ne3 Ke6 63. Bg5 d4 64. Nc2 d3 65. Nd4+ Kd5 {White must now prevent ...e3.} (65... Kf7 $5 66. Kf5 $8 Ra8 $14) 66. Nf5 {aiming for Bf6.} d2 {Threatens to win with ...Rf8.} 67. Ne3+ Kd4 $2 {[%mdl 8192]} (67... Ke6 $11) 68. Bf6+ $18 Kd3 69. h7 {White mates.} Rf8 70. h8=Q {[%mdl 64] Promotion} Rxh8 71. Bxh8 b6 72. Be5 d1=Q 73. Nxd1 Kc2 74. Nc3 {Accuracy: White = 49%, Black = 43%.} 1-0

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.4"]
[White "Nunn, John D M"]
[Black "Merry, Alan B"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2572"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,70,78,66,36,46,-39,-39,-73,-76,-131,-135,-171,-83,-102,-88,-141,-114,-259,-80,-75,-60,-81,-68,-75,-72,-124,-131,-133,-122,-197,-122,-167,-171,-176,-163,-161,-57,-78,-85,-396,0,0,0,0,433,437,604,590,1064,1037,29999]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Nf3 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4} c4 (9... Nc6 10. Be2 Bd7 11. O-O c4 12. Ra2 O-O-O 13. Bg5 Rf8 14. Qh4 h6 15. Rb1 Rh7 16. h3 f5 17. exf6 Rff7 18. Qg3 Qa5 19. Bf4 Nxf6 20. Nd2 {1-0 (50) Saric,I (2689)-Lupulescu,C (2606) Batumi 2018}) 10. Be2 Nc6 11. O-O h6 {LiveBook: 3 Games} 12. h4 Bd7 13. h5 (13. Rfb1 $14) 13... g5 $146 ({Predecessor:} 13... Qxc2 14. Bd1 Qf5 15. Qg3 Nge7 16. Ne1 gxh5 {0-1 (79) Cabrera,A (2518)-Avalos Parra,J (2252) Caleta 2011}) 14. Ne1 f5 15. exf6 (15. Qh3 $142) 15... Nxf6 $17 16. Qg3 Ne4 (16... O-O-O $19 {is more deadly.} 17. Bd1 Rdf8) 17. Qe3 O-O-O 18. Bg4 (18. Nf3 $142) 18... Rhf8 19. f4 (19. Bd1 $17) 19... gxf4 $2 (19... Ne7 $19 {and Black stays clearly on top. aiming for ...e5!} 20. fxg5 Rxf1+ 21. Kxf1 e5 22. Bxd7+ Qxd7) 20. Rxf4 Rg8 21. Rxe4 dxe4 22. Qxe4 e5 23. Bxd7+ (23. Bf3 $142 Qa5 24. Qe2) 23... Rxd7 24. d5 Ne7 25. Bxh6 (25. Nf3 $17 {might work better.}) 25... Rxd5 ({Better is} 25... Qa6 $1 $19 {[%cal Ra6h6]} 26. Bd2 Nxd5) 26. Be3 Qc6 27. h6 Kb8 28. Rb1 Qe6 ({Black should try} 28... b6 $19 29. a4 Rf8) 29. Qxc4 Nf5 $1 {[%cal Rf5e3]} 30. Bc1 $2 {[%mdl 8192] [#]} (30. Bd2 $17) 30... Rh8 $2 (30... Rxg2+ $1 $19 {[%mdl 512]} 31. Kxg2 (31. Nxg2 Rd1+) 31... Rd2+ {[%mdl 64] Discovered Attack} 32. Bxd2 Qxc4) 31. Nd3 $11 {Threatens to win with Rxb7+!} Qd6 32. Qg4 $40 {[%mdl 128] Black needs to defend precisely.} Ne7 $2 {[%mdl 8192]} (32... Qd7 $11 {and Black stays safe.}) 33. Qg7 $18 Rc8 ({Don't play} 33... Rg8 {[#]} 34. Qxg8+ $1 {[%mdl 512]} Nxg8 35. h7) 34. h7 Rxd3 35. cxd3 Nf5 36. Qxb7# {Accuracy: White = 27%, Black = 39%.} 1-0

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.4"]
[White "Turner, Matthew J"]
[Black "Haria, Ravi"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2533"]
[BlackElo "2441"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,86,8,17,-7,59,56,58,33,50,32,35,33,38,19,14,23,35,13,49,12,80,0,93,106,145,157,158,156,141,109,185,194,308,289,345,346,370,147,146,141,140,129,120,104,102,109,163,171,189,187,191,155,189,181,206,155,155,158,158,131,135,29,29,24,23,22,23,22,43,-947,63,-972,-945]} 1. d4 e6 2. Nf3 Nf6 3. g3 b5 4. Bg2 d5 5. Bg5 (5. O-O Be7 6. Nbd2 O-O 7. Ne5 Bb7 8. Nb3 a5 9. a4 b4 10. c4 bxc3 {½-½ (10) Hera,I (2620)-Piorun,K (2633) Brest 2018}) 5... Be7 6. O-O {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} Nbd7 7. Qd3 a6 8. Nbd2 Bb7 {LiveBook: 3 Games} 9. Nb3 Ra7 ({Black should play} 9... c5 $11 10. dxc5 Nxc5 11. Nxc5 Bxc5) 10. a4 $146 ({Predecessor:} 10. c3 Ne4 11. Bxe7 Qxe7 12. Ne5 Nec5 13. dxc5 Nxe5 {½-½ (23) Voiska,M (2340)-Van Hoolandt,P (2181) Cutro 2005}) 10... b4 11. c4 bxc3 12. Bxf6 Bxf6 13. Qxc3 O-O 14. Nc5 Nxc5 15. Qxc5 Qb8 16. Rfc1 Ba8 17. Ne1 e5 (17... c6 $11) 18. Nd3 (18. dxe5 $16 Bxe5 19. Bxd5) 18... exd4 (18... e4 $1 $11 {keeps the balance.} 19. Nb4 Rd8) 19. Bxd5 $16 Qb6 20. Bxa8 Rfxa8 21. a5 $36 {[%mdl 2048] White is in control.} Qe6 22. Nf4 Qb3 (22... Qd7 $16) 23. Nd5 $18 Bd8 (23... Rb7 {keeps fighting.} 24. Nxf6+ (24. Nxc7 Rd8 $16) 24... gxf6 25. Qxd4 Qxb2 26. Qg4+ Kh8) 24. Qxd4 Qb5 25. Qe4 c5 26. Nc3 $2 (26. b4 $18 {has better winning chances.} Rc8 27. bxc5) 26... Qd7 $16 27. Na4 Bxa5 28. Nxc5 Qb5 29. Qc4 Qxc4 30. Rxc4 Bb6 {[#]} (30... Bd8 $16 {is a better defense.} 31. b4 Be7) 31. Nxa6 $1 $18 h5 32. Rca4 Rd7 33. b4 Re8 34. e3 h4 35. gxh4 Re4 36. b5 Re5 37. Rb1 Rd2 38. Rf4 (38. Rbb4 $16) 38... Rxe3 $1 $11 39. fxe3 Bxe3+ {[%mdl 64] [#] Double Attack} 40. Kf1 Bxf4 41. h3 {Hoping for b6.} Rh2 {White must now prevent ...Rh1+.} 42. b6 $2 {[%mdl 8192]} (42. Rb3 $14) 42... Rxh3 $2 (42... Rh1+ $19 43. Kg2 Rxb1) 43. b7 $2 {[%mdl 8192]} (43. Rb4 $14 Be5 44. b7) 43... Rh1+ {Accuracy: White = 29%, Black = 37%.} 0-1

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.4"]
[White "Houska, Jovanka"]
[Black "Hawkins, Jonathan"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2419"]
[BlackElo "2583"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,-33,-29,-48,79,78,85,82,75,73,89,61,70,52,64,55,50,8,58,54,50,51,120,66,72,59,69,44,44,42,66,25,43,31,33,31,68,58,56,41,43,32,40,-42,-45,-59,-9,-88,-78,-75,-54,-72,-45,-133,-123,-197,-189,-287,-273,-273,-279,-319,-329,-330,-324,-330,-320,-364,-275,-333,-272,-274,-278,-772,-764]} 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} exd4 5. Nxd4 Nf6 {Threatens to win with ...Bb4+.} (5... Bc5 6. Be3 Nc6 7. Nxc6 Qxd1+ 8. Kxd1 Bxe3 9. fxe3 bxc6 10. Bxc4 Nf6 11. Nd2 Ng4 12. Ke2 Ne5 13. Rac1 {½-½ (53) Kazhgaleyev,M (2618)-Khamrakulov,D (2490) Tashkent 2011}) 6. Bxc4 {D20: Queen's Gambit Accepted: 3 e3 and 3 e4} c5 (6... Bc5 $1 $15 7. Be3 Nc6 8. Nxc6 Qxd1+ 9. Kxd1 Bxe3 10. fxe3 bxc6) 7. Nb5 $16 {[#] Hoping for Bxf7+!} Qxd1+ 8. Kxd1 {Black must now prevent Nc7+.White is better.} Na6 9. N1c3 Be7 10. f3 $146 ({Predecessor:} 10. Ke2 O-O 11. Bf4 Bd7 12. f3 Nb4 13. Nd6 {½-½ (43) Bykov,O (2270)-Ivanova,S (1910) Kimry 2013}) 10... O-O 11. a3 Be6 12. Bxe6 fxe6 13. Kc2 Nd7 14. Be3 Ne5 15. Rad1 Nc4 (15... b6 $14) 16. Bc1 (16. Bf2 $16) 16... Ne5 $14 17. f4 Nc6 $1 18. Rd7 b6 19. Rhd1 Rad8 20. Rb7 Rb8 21. Rxb8 Naxb8 22. Be3 Bf6 23. e5 Be7 24. Nc7 Kf7 25. N3b5 Rd8 26. Nd6+ (26. Rxd8 $14 Bxd8 27. Nd6+ Ke7 28. Ncb5) 26... Bxd6 $1 $15 27. exd6 Na5 28. Kc3 (28. Bf2 $11 {remains equal.}) 28... Nb7 $17 29. f5 exf5 30. Bf4 Nc6 31. b4 (31. Rd5 $15) 31... Nd4 32. Re1 (32. Be5 $17 {might work better.}) 32... Nxd6 $19 33. bxc5 (33. Bxd6 $142 Rxd6 34. bxc5 bxc5 35. Kc4) 33... Ne4+ {[%mdl 64] [#] Double Attack, Zwischenzug} ({Weaker is} 33... bxc5 34. Bxd6 Rxd6 35. Kc4 $17) 34. Kc4 Nc2 ({Don't take} 34... bxc5 35. Rd1 $19) 35. Rc1 Rd4+ ({Less strong is} 35... Nxa3+ 36. Kb4 $17) 36. Kb3 {cxb6 is the strong threat.} Nxc5+ 37. Kxc2 Rxf4 38. Rd1 Rg4 39. g3 Re4 40. Nb5 {intending Nd6+.} Re3 41. Kb2 $2 (41. Kd2 Rb3 42. Nxa7) 41... Rb3+ {[%mdl 64] Double Attack. Accuracy: White = 33%, Black = 51%.} 0-1

[Event "British KO-ch Preliminary 2018"]
[Site "London"]
[Date "2018.12.08"]
[Round "1.5"]
[White "Nunn, John D M"]
[Black "Merry, Alan B"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2572"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2018.12.08"]
[EventType "k.o."]
[EventCountry "ENG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,68,54,67,97,84,83,80,103,53,48,59,60,64,64,63,55,55,68,54,82,29,83,53,43,58,89,83,207,201,189,201,281,183,331,325,555,543,571,570,529,525,471,468,461,262,251,235,275,274,400,398,387,375,29985,29986,29988]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be3 Nd7 6. Qd2 b5 7. Bd3 Bb7 {B06: Modern Defence} (7... b4 8. Ne2 c5 9. dxc5 Nxc5 10. Bxc5 dxc5 11. Bb5+ Bd7 12. Bxd7+ Qxd7 13. Qxd7+ Kxd7 14. O-O-O+ Kc6 15. Kb1 {½-½ (35) Giri,A (2782)-Mamedyarov,S (2801) chess.com INT 2018}) 8. O-O {LiveBook: 58 Games} e5 9. a4 b4 $146 {White is better.} ({Predecessor:} 9... a6 10. axb5 axb5 11. d5 cxd5 12. Nxd5 Ngf6 13. Nxf6+ Nxf6 14. Bxb5+ Ke7 15. Qb4 {1-0 (27) Geurink,J (2300)-Hennig,D (2428) Netherlands 2000}) 10. Ne2 a5 11. c3 bxc3 12. bxc3 Ngf6 13. Rab1 Ba6 14. Bxa6 Rxa6 15. Ng3 O-O 16. dxe5 dxe5 17. Rfd1 (17. Rb7 $16) 17... Qe7 (17... Qc7 $11 {keeps the balance.}) 18. Qd6 Qxd6 19. Rxd6 Re8 20. Rb7 $36 {[%mdl 2048] White is really pushing.} Bf8 (20... Nf8 $16) 21. Rdxd7 $18 Nxd7 22. Rxd7 Rb8 23. h4 Rb1+ (23... f6 {might work better.} 24. h5 Raa8 25. hxg6 hxg6) 24. Kh2 Ra1 $2 {[#]} (24... f6 25. h5 c5 26. hxg6 hxg6) 25. Nxe5 Ra8 26. Nxf7 Rxa4 27. Nh6+ Bxh6 28. Bxh6 Rc4 {and the idea ...a4 leaves Black hopeful.} 29. Bc1 (29. Rg7+ $142 Kh8 30. Re7) 29... a4 30. Ba3 Rxc3 {[#]} 31. Bb2 $1 {[%cal Rb2c3]} Rc2 (31... Rc4 {keeps fighting.} 32. Rg7+ Kf8) 32. Bf6 Rxf2 33. e5 a3 $2 (33... Rf4 $18 34. Rg7+ Kf8 35. Rxh7 Re8) 34. Ne4 a2 {[%mdl 32768] Accuracy: White = 62%, Black = 19%. . Loss on time!?} 0-1

