[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.03"]
[Round "1.1"]
[White "Albornoz Cabrera, Carlos Daniel"]
[Black "Sevian, Samuel"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2566"]
[BlackElo "2666"]
[Annotator "RC"]
[PlyCount "89"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 3. c4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:30]} Bb4 {[%emt 0:00:30]} 5. Bg5 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 6. Bxf6 {[%emt 0:00:30]} Qxf6 {[%emt 0:00:30]} 7. Qa4+ {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 8. e3 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. Bd3 {[%emt 0:00:30]} dxc4 {[%emt 0:00:30]} 10. Bxc4 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 11. O-O {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 12. bxc3 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 13. Qd1 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:30]} 14. e4 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 15. d5 {[%emt 0:00:30]} Na5 {[%emt 0:00:30]} 16. Be2 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 17. c4 {[%emt 0:00:30]} Nb7 {[%emt 0:00:30]} 18. Qd3 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 19. Nd2 {[%emt 0:00:30]} Rac8 {[%emt 0:00:30]} 20. Nb3 {[%emt 0:00:30]} Nd6 {[%emt 0:00:30]} 21. Rac1 {[%emt 0:00:30]} cxd5 {[%emt 0:00:30]} 22. cxd5 {[%emt 0:00:30]} Qg5 {[%emt 0:00:30]} 23. g3 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 24. exf5 {[%emt 0:00:30]} Bxf5 {[%emt 0:00:30]} 25. Qd2 {[%emt 0:00:30]} Qf6 {[%emt 0:00:30]} 26. Rxc8 {[%emt 0:00:30]} Bxc8 {[%emt 0:00:30]} 27. Re1 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 28. Bf1 {[%emt 0:00:30]} e4 {[%emt 0:00:30]} 29. Rd1 {[%emt 0:00:30]} Nf7 {[%emt 0:00:30]} 30. Qd4 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 31. Qe3 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 32. Bg2 {[%emt 0:00:30]} Nf3+ {[%emt 0:00:30]} 33. Kh1 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 34. Rxd8+ {[%emt 0:00:30]} Qxd8 {[%emt 0:00:30]} 35. Bxf3 {[%emt 0:00:30]} exf3 {[%emt 0:00:30]} 36. Nd4 {[%emt 0:00:30]} Qd5 {[%emt 0:00:30]} 37. h3 {[%emt 0:00:30]} Qe4 {[%emt 0:00:30]} 38. Qb3+ {[%emt 0:00:30]} Bd5 {[%emt 0:00:30]} 39. Qb2 {[%emt 0:00:30]} Qe2 {[%emt 0:00:30]} 40. Qc1 {[%emt 0:00:30]} Qxf2 {[%emt 0:00:30]} 41. Qc8+ {[%emt 0:30:30]} Kh7 {[%emt 0:30:30]} 42. Qf5+ {[%emt 0:00:30]} Kh8 {[%emt 0:00:30]} 43. Qf8+ {[%emt 0:00:30]} Bg8 {[%emt 0:00:30]} 44. Nxf3 {[%emt 0:00:30]} Qxg3 {[%emt 0:00:30]} 45. h4 {[%emt 0:00:30]} 0-1

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.03"]
[Round "1.2"]
[White "Ivanchuk, Vassily"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2677"]
[BlackElo "2667"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,80,0,0,0,0,0,12,0,0,0,0,0,0,0,0,0,8,0,51,0,0,0,0,-11,0,0,0,0,7,7,14,14,27,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-10,-7,-17,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. h3 {C47: Scotch Four Knights and Four Knights with 4 g3} (10. Bg5 c6 11. Qf3 Bd6 12. Rae1 Rb8 13. Nd1 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. b3 Kg7 17. Ne3 Re8 18. Nf5+ Bxf5 19. Bxf5 Re5 20. Bd7 Rb6 21. g3 {½-½ (43) Rapport,R (2726)-Ding,L (2809) Shenzhen 2019}) 10... c6 11. Qf3 Re8 12. Bf4 Bd6 13. Rad1 Be6 14. Rfe1 Rb8 15. b3 Bxf4 16. Qxf4 Qa5 17. Qd2 Bd7 $146 (17... Qc7 $11) ({Predecessor:} 17... Qc7) 18. g4 (18. Ne4 $14 Qxd2 19. Nxf6+ gxf6 20. Rxe8+ Rxe8 21. Rxd2) 18... Qb4 19. Rxe8+ Rxe8 20. Ne2 Qb6 21. Ng3 {[#] Hoping for g5.} Be6 22. c4 h6 23. cxd5 cxd5 24. Qf4 Rc8 25. Ne2 h5 {[%cal Rh5g4] The position is equal.} 26. g5 Ne4 27. h4 Qa5 28. Nd4 Qxa2 29. g6 Rf8 30. Bxe4 dxe4 31. Nxe6 fxe6 $11 {[%mdl 4096] Endgame KQR-KQR} 32. Qe3 Qb2 33. Rd4 Qb1+ 34. Kg2 {[#] Strongly threatening Qh3.} Qc2 $1 35. Rd7 {White wants to mate with Qd4.} Qc6 36. Rd4 $1 e5 37. Qxe4 Qxe4+ 38. Rxe4 Rf6 39. Rxe5 Rxg6+ 40. Kf3 Rf6+ {Accuracy: White = 79%, Black = 68%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.03"]
[Round "1.3"]
[White "Gonzalez Vidal, Yuri"]
[Black "Adhiban, B.."]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2567"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,86,27,25,6,19,10,10,8,17,31,27,-6,0,0,12,0,0,-24,-18,-25,-34,-15,-11,-11,-11,-17,-16,-15,-10,-29,-27,-47,-28,-49,-53,-60,-64,-50,-54,-64,-70,-73,-60,-62,-64,-45,-50,-64,-66,-22,-3,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 Nd4 6. Nxd4 cxd4 7. d3 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6} a6 8. Ba4 Nc6 9. Nd2 b5 10. Bb3 Bb7 11. Nf3 Qc7 $146 ({Predecessor:} 11... Qb6 12. Bf4 Bb4 13. Nd2 O-O 14. a3 Be7 {1-0 (41) Harikrishna,P (2725)-Fedorov,A (2555) Czechia 2015}) 12. Bd2 h6 13. c3 Bc5 14. Rc1 {[#] Threatens to win with cxd4.} Qb6 $1 15. cxd4 Nxd4 16. Be3 {aiming for Rxc5!} Nxb3 17. Qxb3 Bxe3 18. fxe3 O-O 19. Qb4 Rfc8 {Strongly threatening ...Rxc1.} 20. Rc3 Rxc3 21. bxc3 Qc7 22. Rb1 a5 23. Qxb5 Ba6 24. Qe5 Qxe5 25. Nxe5 $15 {[%mdl 4096] Endgame KRB-KRN} d6 26. Nc4 Bxc4 $1 27. dxc4 $17 {KR-KR} Rc8 28. Rb5 Rxc4 29. Rxa5 Rxe4 30. Kf2 f5 {The position is equal.} 31. Ra6 d5 32. Rb6 Kf7 33. Rb4 Rxb4 34. cxb4 $11 {[%cal Bc3b4,Bb4b5][%mdl 32] KP-KP} Ke7 35. a4 Kd6 36. a5 Kc6 37. a6 Kb6 {[#]} 38. b5 $1 {[%mdl 512]} g5 (38... Kxb5 39. a7) 39. g3 e5 40. Ke2 h5 41. Kd2 Ka7 42. Ke2 Kb6 43. Kd2 Ka7 {Accuracy: White = 70%, Black = 86%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.04"]
[Round "2.1"]
[White "Anton Guijarro, David"]
[Black "Sevian, Samuel"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2667"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,128,43,43,41,53,14,33,29,29,12,27,7,21,12,33,-14,-20,-13,-10,-93,-102,-100,-90,-90,-93,-95,-62,-66,-61,-97,-91,-97,-83,-95,-87,-114,-112,-121,-120,-132,-122,-139,-126,-131,-132,-132,-132,-132,-132,-132,-132,-122,-119,-140,-102,-140,-142,-153,-147,-158,-134,-139,-120,-135,0,-139,-120,-140,-126,-137,-126,-127,-52,-126,-88,-129,-129,-135,-135,-137,-106,-101,-96,-104,-62,-54,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 g6 5. d4 exd4 6. Nxd4 {A28: English Opening: Four Knights Variation} Bg7 7. Nxc6 dxc6 8. Qxd8+ {White is slightly better.} Kxd8 9. Bf4 Be6 10. Be5 $146 ({Predecessor:} 10. O-O-O+ Nd7 11. Be2 Bxc3 12. bxc3 Kc8 {½-½ (63) Nepomniachtchi,I (2751)-Adhiban,B (2677) Tbilisi 2017}) 10... Re8 11. f4 Bd7 12. Bxf6+ Bxf6 13. e5 Bg7 14. O-O-O (14. Bd3 $11 {keeps the balance.}) 14... Bh6 $1 $17 15. g3 Rxe5 $1 16. Bh3 {[#]} f5 $1 17. Rd2 Re6 18. Rhd1 Rd6 $1 19. Ne4 Rxd2 ({Not} 19... fxe4 20. Rxd6 cxd6 21. Rxd6 $16) 20. Rxd2 {And now Nc5 would win.} Ke7 21. Nc5 {[#]} Bc8 $1 22. Kc2 Bf8 23. b3 a5 24. a4 Kf7 25. Nd3 Kg7 26. Bg2 Be6 27. Re2 Kf6 28. Bf3 Bd6 29. Kc3 h6 30. h4 Rg8 31. Rh2 Bc8 32. Rh1 Re8 33. Kd2 Bf8 34. Re1 Rd8 {Strongly threatening ...Bb4+.} 35. Kc2 Bd6 36. Rh1 Re8 37. Kd2 $1 Bd7 38. Rc1 Rd8 39. Kc2 Rg8 40. Rh1 Be8 ({Better is} 40... Re8 $17 41. Kd2 Be6) 41. Kc3 ({White should try} 41. c5 $15 Be7 42. b4) 41... Bf7 42. Kc2 g5 43. hxg5+ hxg5 44. Kd2 gxf4 45. gxf4 Rg3 46. Ke2 {[#]} b5 $1 {[%mdl 512]} 47. Kf2 (47. axb5 cxb5) 47... Rxf3+ (47... Rg8 $15 48. c5 Bf8 49. Bxc6 b4) 48. Kxf3 $11 {The position is equal.} bxc4 49. bxc4 Bxc4 $15 {[%mdl 4096] Endgame Threatens to win with ...Bd5+. KRN-KB} 50. Ke3 Bb3 51. Rc1 Bxa4 52. Ra1 Bb5 53. Rxa5 Ke6 54. Kd4 Bxd3 55. Kxd3 Bxf4 $11 {KR-KB} 56. Rc5 Be5 57. Rxc6+ Kd5 58. Ra6 c5 59. Ra8 c4+ 60. Ke3 f4+ 61. Kf3 c3 62. Rc8 Kd4 63. Rd8+ Kc4 64. Ke4 {[#]} f3 $1 {[%mdl 512] Accuracy: White = 35%, Black = 70%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.04"]
[Round "2.2"]
[White "Adhiban, B.."]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2701"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,46,15,13,6,79,89,79,85,130,130,131,118,194,210,198,178,253,239,441,424,442,441,416,427,447,437,437,443,454,452,403,404,1912]} 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 c5 5. d4 dxc4 6. Bxc4 a6 7. O-O b5 8. Bb3 Bb7 9. e4 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} Nxe4 (9... cxd4 $11 {remains equal.} 10. Nxd4 Nbd7) (9... cxd4 10. Nxd4 Nc6 11. Nxc6 Qxd1 12. Rxd1 Bxc6 13. f3 Bc5+ 14. Kf1 Ke7 15. Ne2 Rhd8 16. Bg5 Rxd1+ 17. Rxd1 {1-0 (45) Artemiev,V (2736)-Izoria,Z (2603) Astana 2019}) 10. Nxe4 $16 Bxe4 11. Re1 {White is better.} Bd5 12. dxc5 $1 Bxb3 13. Qxb3 {Strongly threatening Ng5.} (13. axb3 Qxd1 14. Rxd1 Bxc5 $11) 13... Nd7 $146 (13... Be7 $16 {was called for.}) ({Predecessor:} 13... Be7 14. a4 Nc6 15. axb5 axb5 16. Rxa8 Qxa8 17. Qxb5 {1-0 (26) Kvon,A (2509)-Izzat,K (2496) Melbourne 2018}) 14. Bg5 $1 $18 {[%cal Rg5d8]} Nxc5 {[#]} 15. Qc3 $1 $36 {[%mdl 2048] White is in control.} Qd3 {[#]} (15... Qc8 {might work better.} 16. Rad1 Nd7) 16. Qa5 $1 f6 $2 (16... Qd6 {keeps fighting.} 17. Rad1 Nb7) 17. Rad1 Qf5 18. Qc7 {Hoping for Nd4.} Be7 19. Nd4 Qxg5 20. Nxe6 Nxe6 21. Qc6+ ({Weaker is} 21. Rxe6 O-O $14) 21... Kf7 22. Qxe6+ {[%mdl 64] Double Attack} Kg6 23. Rd5 ({Not} 23. Qxe7 Rae8 $14) 23... Bf8 (23... Qxd5 $142 24. Qxd5 Ra7 25. Qe4+ Kf7 26. Qd5+ Kg6 27. Qe4+ Kf7 28. Qe6+ Kg6) 1-0

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.04"]
[Round "2.3"]
[White "Ivanchuk, Vassily"]
[Black "Gonzalez Vidal, Yuri"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2677"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,83,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,0,-11,0,-15,6,14,15,13,16,0,0,0,0,4,5,0,70,70,72,72,72,73,105,0,66,55,77,77,80,86,84,84,101,72,85,74,102,84,157,157,265,242,226,174,159,159,159,149,178,37,506,489,888,387,387,387,387,387,325,325]} 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. Bg5 (5. O-O Bb7 6. a4 b4 7. a5 Be7 8. c3 O-O 9. cxb4 Bxb4 10. Qb3 Qe7 11. Bd2 Na6 12. Rc1 Rab8 13. Bxb4 Nxb4 {½-½ (25) Meier,G (2628)-Vallejo Pons,F (2693) Karlsruhe/Baden Baden 2019}) 5... Bb7 6. Nbd2 {A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems} c5 7. c3 Nbd7 8. O-O $146 {The position is equal.} ({Predecessor:} 8. Ne5 Qb6 9. Bxf6 Nxf6 10. a4 Bd6 11. dxc5 Bxc5 12. Nd3 Be7 13. axb5 Qxb5 {½-½ (46) Kosic,D (2500)-Drasko,M (2536) Podgorica 2008}) 8... Be7 9. Ne5 O-O 10. Nxd7 Nxd7 11. Bxe7 Qxe7 12. e3 a5 13. Re1 Nb6 14. Rc1 Nc4 15. Nxc4 dxc4 16. Bxb7 Qxb7 17. a4 bxa4 18. Qxa4 Qxb2 19. Rb1 Qxc3 20. dxc5 Rfc8 (20... Rfb8 $11) 21. c6 $36 {[%mdl 3072] White has compensation. White fights for an advantage.} h6 22. Rec1 Qd3 23. Rb7 ({Reject} 23. Qxc4 Qxc4 24. Rxc4 a4 $11) 23... c3 24. Rb3 ({Better is} 24. Rd7 $16 Qe2 25. Rc2 Qe1+ 26. Kg2) 24... Rc7 (24... Qd6 $11) 25. Rbxc3 Qd6 26. Rc4 Kh7 27. h4 Qd5 28. Rc5 Qd6 29. h5 Rac8 30. Qa2 f6 31. Qa4 Kg8 (31... e5 $142) 32. Qxa5 $16 e5 (32... Kh8 $16 33. Qa4 Qe7) 33. Rd5 $18 Qe7 34. Qb5 Qe6 35. Qb3 {And now Rd8+! would win.} Kh7 36. Qc2+ Kg8 37. Rcd1 (37. Rc5 $18) 37... e4 $2 {[%mdl 8192]} ({Black should play} 37... Qe8 $1 $14) 38. Rd8+ Kh7 (38... Rxd8 $142 39. Rxd8+ Kf7) 39. Rxc8 (39. Qc5 $142 {Intending Qf8 and mate.} Qg4 {[#]} 40. Qc4 $1 {[%mdl 512]} Qxd1+ 41. Rxd1 Rxc6 42. Qxe4+ Kg8 43. Qe7) 39... Rxc8 40. c7 {[#] Black must now prevent Rd8.} Qe7 41. Rc1 Kg8 42. Qc6 {Accuracy: White = 60%, Black = 48%.} 1-0

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.05"]
[Round "3.1"]
[White "Gonzalez Vidal, Yuri"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2567"]
[BlackElo "2667"]
[Annotator "RC"]
[PlyCount "58"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O Bg4 10. Ne2 cxd5 11. h3 Bh5 12. c4 d4 13. Qc2 Bxe2 14. Qxe2 c5 15. Bg5 Re8 16. Qf3 h6 17. Bh4 Qd6 18. a3 Ba5 19. Bxf6 Qxf6 20. Qxf6 gxf6 21. Rfb1 Rab8 22. b4 cxb4 23. axb4 Rxb4 24. Rxa5 Rxb1+ 25. Bxb1 Re1+ 26. Kh2 Rxb1 27. Rxa7 Rc1 28. Rc7 d3 29. Rd7 Rxc4 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.05"]
[Round "3.2"]
[White "Albornoz Cabrera, Carlos Daniel"]
[Black "Ivanchuk, Vassily"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2566"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,76,12,14,0,14,4,0,8,0,0,-4,-19,-16,-16,-10,-19,-9,-19,-6,-9,-9,-16,0,0,0,-11,-8,-22,-13,-24,-20,-31,-29,-53,-38,-43,-29,-57,-52,-63,-39,-158,-39,-46,-41,-41,-41,-66,-34,-40,-11,-31,-4,-71,-42,-280,-59,-276,-257]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Qxe2+ 8. Bxe2 Be7 9. Nc3 h6 10. Bh4 Nc6 11. O-O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} Be6 (11... Bd7 12. h3 O-O-O 13. d4 Rde8 14. Bc4 Rhf8 15. Bg3 Bd8 16. d5 Ne7 17. Bh2 a6 18. a3 Ng6 19. Rhe1 Rxe1 20. Rxe1 Re8 21. Rxe8 Nxe8 22. Kd2 Nh4 23. Nxh4 {½-½ (23) Short,N (2683)-Anand,V (2769) Wijk aan Zee 2000}) 12. d4 {[#] aiming for d5.} Nd5 13. Nxd5 {The position is equal.} Bxd5 14. Bxe7 Kxe7 $146 ({Predecessor:} 14... Nxe7 15. c4 Be4 16. Rde1 d5 17. Nd2 Rd8 18. Nxe4 dxe4 19. d5 c6 20. dxc6 Nxc6 21. Bg4 Rd4 22. Bf5 Rxc4+ 23. Kb1 Kd8 24. Bxe4 Re8 25. Bd5 Rxe1+ {½-½ (25) Gaujens,A (2232)-Schaefer,U (2293) ICCF email 2012}) 15. Nh4 Rhe8 (15... Bxa2 $6 16. b3 $16) 16. Bf3 Bxf3 ({Reject} 16... Bxa2 $6 17. b3 $16) 17. Nxf3 Kd7 18. Rhe1 Rxe1 19. Rxe1 $11 {[%mdl 4096] Endgame KRN-KRN} b5 20. c3 a5 21. Kc2 a4 22. Kd3 Ne7 23. Nd2 g5 24. g3 f5 25. Nf3 Nd5 26. Nd2 f4 27. Ne4 Rf8 28. Rh1 Kc6 29. Re1 g4 30. a3 {[#]} (30. Nd2 $15) 30... h5 (30... Nb6 $1 $17 31. Nd2 h5) 31. Nd2 $15 Kd7 32. Re4 Rf7 33. Re1 Ne7 34. Ne4 Ng6 35. Nd2 d5 36. Rf1 (36. b3 $11 {keeps the balance.}) 36... Re7 $17 37. f3 $2 (37. b3 $15) 37... Re3+ 38. Kc2 Re2 {Accuracy: White = 32%, Black = 49%.} 0-1

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.05"]
[Round "3.3"]
[White "Sevian, Samuel"]
[Black "Adhiban, B.."]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2666"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,79,28,0,0,13,37,3,0,8,6,27,35,0,0,-13,-9,-15,-22,-27,-24,-28,-21,-39,120,130,121,90,95,110,233,237,242,215,204,198,440,435,397,235,242,241,238,229,243,245,283,302,299,302,300,303,294,300,302,294,314,281,430,427,438,421,425,424,529,514,645,655,641,632]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 Be6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. f4 g6 9. Be2 Nbd7 {The position is equal.} 10. O-O Rc8 11. Be3 Be7 12. a4 $146 ({Predecessor:} 12. Qe1 exf4 13. Bxf4 O-O 14. Rd1 Ne8 15. Kh1 {0-1 (40) Gabuzyan,H (2570)-Areshchenko,A (2677) Minsk 2017}) 12... exf4 13. Rxf4 Ne5 14. Nd4 O-O 15. Nxe6 fxe6 16. a5 Nfd7 17. Bg4 Kg7 $2 (17... Rxf4 $15 {stays ahead.} 18. Bxf4 Nc5) 18. Bxe6 $16 {Rxf8 is the strong threat.} Bg5 19. Qd2 $36 {[%mdl 2048] Keeping Black busy.} ({Wrong is} 19. Qxd6 $2 Rc6 $19) 19... Bxf4 20. Bxf4 Qh4 (20... Rxf4 $16 21. Qxf4 Qf6 22. Qxf6+ Kxf6) 21. Bxe5+ $1 $18 Nxe5 22. Bxc8 Rxc8 23. Qxd6 Qg5 $2 (23... Qf6 24. Qb4 Qc6 25. Qe7+ Nf7) 24. Rf1 Kh6 25. Rf5 (25. Nd5 $142) 25... Nc4 26. Rxg5 {[#] White threatens Qf4 and mate.} Nxd6 {[%mdl 4096] Endgame KRN-KRN} 27. Rd5 Nc4 28. Nd1 Re8 29. b3 Na3 30. Ne3 Rxe4 31. Ng4+ Kg7 32. Rd7+ {[%mdl 64] [#] Double Attack} Kf8 33. Rxh7 ({Don't take} 33. Rxb7 $6 Nxc2 34. Rxh7 Re6 $18) 33... Nxc2 34. Rxb7 Nb4 (34... Re6 $142 35. b4 Ke8) 35. Nf6 {White is clearly winning.} Re1+ 36. Kh2 Nd3 37. Rb6 Kf7 38. Rxa6 Nc5 39. Rb6 Rb1 40. Nd5 {Accuracy: White = 67%, Black = 39%.} 1-0

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.06"]
[Round "4.1"]
[White "Anton Guijarro, David"]
[Black "Adhiban, B.."]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2667"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,45,52,45,54,45,52,50,66,25,28,0,0,0,45,25,40,49,44,35,98,91,86,60,80,75,81,81,79,78,84,87,97,79,103,74,76,72,76,70,86,51,62,28,90,89,91,83,113,45,30,29,50,50,58,31,50,55,47,48,166,168,158,140,352,327,522,436,641,622,855,764,741,437,438,438,400,401,733,692,581,575]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 Nbd7 6. Be3 {E71: King's Indian: 4 e4 d6 5 h3} (6. Nf3 e5 7. d5 Nc5 8. Qc2 a5 9. Be3 O-O 10. O-O-O Nh5 11. g3 f5 12. Bxc5 dxc5 13. Be2 Nf6 14. Nd2 Ne8 15. exf5 gxf5 16. g4 Nd6 17. Rhg1 Kh8 18. gxf5 Bxf5 {0-1 (34) Paravyan,D (2634)-Grischuk,A (2771) St Petersburg 2018}) 6... e5 7. d5 Nc5 8. Qc2 {White is slightly better.} O-O 9. g4 c6 10. g5 $146 ({Predecessor:} 10. Nge2 cxd5 11. cxd5 Qa5 12. Ng3 Bd7 13. Rb1 Na4 {1-0 (50) Henriquez Villagra,C (2543)-Rodriguez Vila,A (2480) Montevideo 2019}) 10... Nh5 11. O-O-O cxd5 12. Nxd5 Ne6 13. h4 Bd7 14. Kb1 Nhf4 {[#]} ({Better is} 14... Rc8 $14) 15. Ne2 $1 $16 {[%cal Rd5f4]} Nxd5 16. cxd5 Rc8 17. Qd2 Nc5 18. Ng3 f5 {[#]} 19. gxf6 $1 Bxf6 20. h5 g5 21. h6 Kh8 22. f3 Be7 23. Be2 a5 24. Rc1 b6 25. Rcg1 Rg8 26. Nh5 g4 (26... Rg6 $11) 27. Bxc5 bxc5 28. f4 Rb8 29. fxe5 (29. Qc3 $16 Bf6 30. Nxf6 Qxf6 31. fxe5 Qxe5 32. Qxe5+ dxe5 33. Rh5) 29... dxe5 $14 30. Qc3 Bd6 31. Ng7 Qg5 32. Ne6 $1 {[%cal Re6g5]} Bxe6 $1 33. dxe6 g3 {White should prevent ...Qf4.} 34. Rh3 $36 {[%cal Rh3g3][%mdl 2048] Black is under pressure.} Qf4 (34... g2 $14) 35. Rhxg3 $18 Qxe4+ 36. Qc2 Qxc2+ $2 (36... Qf4 $16 37. Rxg8+ Rxg8 38. Rxg8+ Kxg8) 37. Kxc2 e4 (37... Rg6 $142 38. Rxg6 hxg6 39. Rxg6 e4) 38. Rg7 Rge8 (38... c4 $142 39. R1g4 (39. Bxc4 Be7 $18) 39... c3 40. bxc3 Rbe8) 39. Bc4 Bf4 40. e7 {Rg8+! would kill now.} Bd6 41. Bf7 Bxe7 42. Bxe8 Rxe8 43. R7g4 Bd8 (43... Bd6 $142 44. Re1 e3) 44. Re1 e3 45. Rg3 {Accuracy: White = 74%, Black = 48%.} 1-0

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.06"]
[Round "4.2"]
[White "Ivanchuk, Vassily"]
[Black "Sevian, Samuel"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2677"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,47,-11,-13,-4,0,0,0,-12,13,0,2,0,0,-6,-8,-11,0,0,0,-14,0,-6,0,-29,-22,-21,-16,-19,-25,-41,0,-32,0,-48]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Nge2 Bd6 8. O-O Re8 9. Bd2 {E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3} c6 (9... Nbd7 10. Rc1 a6 11. Ng3 Nf8 12. Nce2 Ne4 13. Be1 c6 14. a4 Nxg3 15. Nxg3 a5 16. Qb3 g6 {½-½ (50) Yu,Y (2765)-Leko,P (2690) Porto Carras 2018}) 10. f3 c5 11. Rc1 a6 12. Kh1 $146 ({Predecessor:} 12. Qe1 Nc6 13. Qf2 b6 14. g4 h6 15. Kh1 Ra7 {1-0 (56) Milanovic,D (2480)-Perunovic,M (2459) Valjevo 2012}) 12... Nc6 13. Bb1 cxd4 14. exd4 Nh5 15. g3 g6 16. Bh6 ({Don't play} 16. Nxd5 Bxg3 17. Nxg3 Nxg3+ 18. hxg3 Qxd5 $17) 16... Be6 17. Qd2 Rc8 18. Bg5 f6 19. Be3 Na5 {[#] Threatens to win with ...Nc4.} 20. b3 Ba3 21. Rcd1 Bb4 22. Rc1 Ba3 23. Rcd1 Bb4 24. Rc1 {Accuracy: White = 64%, Black = 58%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.06"]
[Round "4.3"]
[White "Gonzalez Vidal, Yuri"]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2567"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,107,33,31,37,22,25,8,16,0,10,0,0,0,0,0,2,-11,-14,-16,6,-12,0,-2,0,-40,-12,-16,2,2,8,1,8,7,0,6,5,7,5,7,7,7,9,0,4,0,0,0,4,0,24,32,27,0,0,0,0,-8,-8,-8,-6,-14,-14,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,-8,-8,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. Nd2 Nf6 7. Nf1 Bg4 8. f3 Be6 9. Ne3 O-O 10. O-O ({Predecessor:} 10. Ncd5 Nd7 {1-0 (40) Sengupta,D (2583)-Venkatesh,M (2396) Bangkok 2017}) 10... Nd7 $146 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6} (10... Nh5 11. g3 Bg5 12. Ncd5 Bxe3+ 13. Bxe3 Ne7 14. Bg5 Bxd5 15. Bxd5 h6 16. Bxe7 Qxe7 17. f4 Nf6 18. Bb3 {½-½ (57) Bacrot,E (2725)-Yu,Y (2751) Riadh 2017}) 11. Ncd5 Bg5 12. a3 Nb6 13. Ba2 Bxe3+ 14. Bxe3 Bxd5 15. Bxd5 Nxd5 16. exd5 Nd4 17. c3 Nf5 18. Bf2 Qc7 19. Qd2 b5 20. f4 f6 21. Rfe1 Qb7 22. b4 Qxd5 23. bxc5 dxc5 24. fxe5 fxe5 25. Qa2 c4 26. dxc4 bxc4 27. Rad1 Qe6 28. Qe2 Rfe8 29. Qe4 Nd6 30. Qd5 Nf7 31. Qxe6 Rxe6 32. Rd7 a5 33. Rc7 Nd6 34. a4 e4 35. Bd4 Nf5 {The position is equal.} 36. Rxc4 e3 37. g4 Nxd4 38. Rxd4 $11 {[%mdl 4096] Endgame KRR-KRR} e2 39. Rd2 Re4 40. h3 Rae8 41. Kf2 $1 Rf8+ 42. Kg2 Rfe8 43. Kf2 Rf4+ 44. Kg2 Rxa4 45. Rdxe2 Rxe2+ 46. Rxe2 {KR-KR} Rc4 47. Re8+ {[#]} Kf7 $1 {[%mdl 512]} 48. Ra8 a4 49. Ra7+ Kf6 50. Ra6+ Ke5 {Threatening ...Ke4.} 51. Ra7 g6 52. Rxh7 Rxc3 53. Ra7 a3 54. h4 {Accuracy: White = 64%, Black = 69%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.07"]
[Round "5.1"]
[White "Albornoz Cabrera, Carlos Daniel"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "C74"]
[WhiteElo "2566"]
[BlackElo "2667"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,32,66,54,62,15,7,22,41,13,19,4,7,7,22,16,16,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 {C74: Ruy Lopez: Deferred Steinitz: 5 c3 f5} 8. Qb3 (8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6 11. d4 e4 12. Ng5 d5 13. Nd2 Nh5 14. Ndxe4 dxe4 15. Qxe4 Nf6 16. Qc2 Qd7 17. Ne6 Kf7 18. Bf4 Rhc8 19. Qb3 Qd5 20. Nxc7 Qxb3 21. axb3 {1-0 (44) Kamsky,G (2666)-Sychev,K (2537) St Petersburg 2018}) 8... b5 9. Qd5 Nd4 10. cxd4 Ne7 {The position is equal.} 11. Qe6 {[#] Black must now prevent Bb3.} Bxf1 12. Bb3 Bc4 $1 {[%cal Rc4e6]} 13. Bxc4 bxc4 14. Ng5 exd4 15. Qf7+ Kd7 16. Qe6+ Ke8 {Predecessor:} 17. Qf7+ $146 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.07"]
[Round "5.2"]
[White "Sevian, Samuel"]
[Black "Gonzalez Vidal, Yuri"]
[Result "1/2-1/2"]
[ECO "C93"]
[WhiteElo "2666"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,78,13,20,16,19,10,25,6,16,0,0,0,0,11,22,8,4,6,13,0,0,0,18,20,41,5,3,10,8,8,8,6,11,0,0,-11,0,0,0,-19,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. a3 h6 13. Bc2 Nb8 14. b4 Nbd7 15. Bb2 a5 16. Bd3 {C93: Closed Ruy Lopez: Smyslov Variation} (16. dxe5 dxe5 17. Qe2 c6 18. Nb3 axb4 19. cxb4 Qb6 20. Bd3 Nh5 21. Qe3 Nf4 22. Bf1 Qxe3 23. Rxe3 Rad8 {1-0 (50) Zhigalko,S (2678)-Saric,I (2671) Tromsoe 2014}) 16... c6 17. Rc1 Rc8 18. dxe5 {White has an edge.} dxe5 19. Nb3 axb4 20. cxb4 Qb6 21. Qe2 c5 22. bxc5 Nxc5 23. Nxc5 Rxc5 24. Rxc5 (24. Qe3 {seems wilder.} Nd7 25. Rb1 Rc6 26. Qxb6 Rxb6 27. Bc3) 24... Bxc5 {[#]} 25. Rb1 $146 ({Predecessor:} 25. Nxe5 Nxe4 26. Bxe4 Bxe4 27. Nd7 Qg6 28. g4 Qd6 29. Nxc5 {½-½ (30) Socko,B (2557)-Grabarczyk,M (2489) Warsaw 2001}) 25... Bd6 26. Bxb5 Bxe4 {[#] Hoping for ...Rb8.} 27. Bxe8 {Rd1 is the strong threat.} (27. Rc1 $5 {[%cal Rb5e8]} Re6 28. Rc8+ Kh7 29. a4 $14) 27... Bxb1 {The position is equal.} 28. Qb5 Qd8 29. Bc6 e4 $1 {Strongly threatening ...Bd3.} 30. Ne1 {[#] aiming for Bxf6.} Bd3 $1 {[%mdl 512]} 31. Qf5 (31. Nxd3 exd3) 31... Qc7 32. Ba4 Qc4 33. Bd1 Nd5 34. Qg4 {[%csl Gb2][%cal Rg4g7]} Nc3 35. Nxd3 Qxd3 36. Bxc3 Qxc3 {[%cal Rc3e1]} 37. Qxe4 Qxa3 38. Qe8+ Bf8 39. Qe2 Qe7 {Accuracy: White = 67%, Black = 74%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.07"]
[Round "5.3"]
[White "Adhiban, B.."]
[Black "Ivanchuk, Vassily"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2701"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,110,27,26,27,25,27,28,27,27,27,27,27,27,27,27,27,27,27,27,27,27,27,27,41,42,58,43,43,27,28,0,54,0,27,27,33,42,33,16,47,36,40,37,38,37,58,16,62,62,62,62,93,86,86,86,96,60,60,62,93,66,93,38,93,93,101,61,45,8,8,8,8,8,8,8,36,36,36,36,36,8,8,8,8,8,8,8,8,8,8,8,8]} 1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Bb4 6. g3 O-O 7. Bg2 d5 8. cxd5 Nxd5 9. Qb3 Qb6 10. Bxd5 exd5 11. Be3 Nc6 {E20: Nimzo-Indian: 4 g3 and 4 f3} (11... Qa5 12. Rc1 Nc6 13. a3 Bxc3+ 14. Qxc3 Qxc3+ 15. Rxc3 Nxd4 16. Bxd4 Bd7 17. Kd2 a6 18. Rc7 Bc6 19. Rc1 Rfc8 {½-½ (43) Moiseenko,A (2659)-Martirosyan,H (2586) Batumi 2018}) 12. Nxc6 Bxc3+ 13. Qxc3 Qxc6 {White has an edge.} 14. Qxc6 bxc6 15. Rc1 Bd7 16. Bd4 f6 $146 ({Predecessor:} 16... a5 17. Kd2 Rfb8 18. Rc5 f6 19. f3 {½-½ (41) Bezold,M (2495)-Grosar,A (2475) Makarska 1995}) 17. f3 h5 18. Kf2 a5 19. Rc5 a4 20. Bc3 Rfb8 21. Rd1 Ra7 22. a3 Kf7 23. Rd4 Ra6 24. Ke3 Re8+ 25. Kf2 Rb8 26. Ke3 Re8+ 27. Kd2 Bh3 28. Ke1 Bf5 29. Kf2 Rb8 30. Rh4 Kg6 31. Rb4 Rxb4 32. axb4 $14 {[%mdl 4096] Endgame KRB-KRB} Bd7 33. Bd4 Rb6 {[#]} 34. Rxd5 $1 {[%mdl 576] Discovered Attack} cxd5 35. Bxb6 {KB-KB} Kf7 36. e4 dxe4 37. fxe4 f5 38. e5 Ke6 39. Bc7 g5 {[#]} 40. Ke3 $1 Kd5 41. Bd6 (41. Bd8 $16) 41... Kc4 (41... Bc6 $14) 42. Be7 $16 Kd5 43. Bf6 Bc6 44. h4 gxh4 45. gxh4 Bd7 46. Kf4 Kc4 $1 47. Kg5 f4 48. Kxf4 Kxb4 49. Kg5 Bg4 $1 50. e6 Bxe6 {The position is equal.} 51. Kxh5 {Be7+ is the strong threat.} Bf7+ 52. Kg5 {And now Be7+ would win.} Kb3 $1 53. h5 Bxh5 54. Kxh5 a3 55. bxa3 Kxa3 {Accuracy: White = 63%, Black = 59%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.09"]
[Round "6.1"]
[White "Anton Guijarro, David"]
[Black "Ivanchuk, Vassily"]
[Result "1/2-1/2"]
[ECO "E27"]
[WhiteElo "2667"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,87,-3,0,7,0,23,20,19,26,14,5,6,0,0,0,1,-31,-41,-47,-43,-55,-64,-86,0,0,0,0,0,0,0,9,0,0,53,0,18,15,22,24,27,0,0,0,0,0,0,-22,-22,-25,-23,-20,-20,-15,-19,-15,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 O-O 5. a3 Bxc3+ 6. bxc3 Nc6 {E27: Nimzo-Indian: Sämisch: 5...0-0 6 f3} 7. e4 e5 8. Ne2 d6 9. Ng3 Na5 $146 ({Predecessor:} 9... Re8 10. Be2 b6 11. O-O h6 12. Be3 Na5 13. Rf2 Be6 {½-½ (41) Ivanchuk,V (2726)-Dzhumagaliev,Y (2400) Riadh 2017}) 10. Bd3 Be6 11. O-O Bxc4 12. Bxc4 Nxc4 13. Rb1 Nd7 14. f4 Ndb6 15. Nf5 f6 $1 16. Rf3 Qd7 (16... exf4 $17 17. Bxf4 Qd7) 17. Rg3 $11 g6 {Threatens to win with ...Kh8.} 18. Qh5 Kh8 19. Rxg6 $1 {Hoping for Qh6!} Qf7 {[%mdl 64] [#] Pin} 20. Rh6 Qxh5 21. Rxh5 Rf7 (21... exf4 $11 22. Rh4 (22. Bxf4 Nxa3 23. Rf1 Nac4 $11) 22... Rae8) 22. h3 (22. Nh6 $14 Rg7 23. Nf5) 22... Re8 23. Nh6 Rff8 {And now ...exd4 would win.} 24. fxe5 dxe5 25. Ng4 (25. a4 $5) 25... exd4 {[%mdl 64] [#] Discovered Attack} 26. cxd4 {e5 is the strong threat.} Rxe4 27. Bh6 Rf7 28. Rf1 Nd7 29. Rd5 Nd6 30. Bf4 Nb6 {The position is equal.} 31. Ra5 Nbc4 32. Rxa7 h5 33. Nh6 Rg7 34. Bxd6 {[%mdl 64] Discovered Attack} Nxd6 35. Nf5 Nxf5 36. Rxf5 {[%mdl 64] Double Attack} Rxd4 37. Rxb7 {[%mdl 4096] Endgame KRR-KRR} Rd1+ 38. Kh2 Rd2 39. Rb8+ Kh7 40. Rxh5+ Kg6 41. Rc5 Kh7 42. Rh5+ Kg6 43. Rc5 Kh7 44. Rh5+ {Accuracy: White = 64%, Black = 74%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.09"]
[Round "6.2"]
[White "Adhiban, B.."]
[Black "Gonzalez Vidal, Yuri"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2701"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,114,26,22,16,8,8,8,8,8,8,6,17,16,18,4,14,2,2,4,18,0,22,12,28,10,8,14,14,9,21,12,25,13,20,19,37,10,6,8,15,16,58,52,65,38,38,31,45,18,25,18,21,13,12,8,8,5,5,5,5,5,5,4,4,4,4,5,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. g3 O-O 6. Bg2 dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. O-O Nc6 {E06: Closed Catalan: Early deviations} 11. Bxc6 bxc6 12. Be3 Bb6 13. Bxb6 axb6 14. Nc3 {[#]} Nd5 $146 ({Predecessor:} 14... Bd7 15. Rfd1 Rfd8 16. Nxc4 b5 17. Ne5 Be8 18. Rxd8 Rxd8 {1-0 (64) Giri,A (2797)-Jakovenko,D (2719) Shenzhen 2019}) 15. a4 f6 16. Nxc4 {Threatening Nxd5.} Rb8 17. Ne4 Ba6 18. Rfc1 Rfd8 19. f3 e5 20. Kf2 Ne7 21. g4 (21. Ne3 {with more complications.} f5 22. Nc3 Kf7 23. b4 f4 24. Nc2) 21... Bxc4 22. Rxc4 Ra8 23. b3 c5 24. e3 Nc6 25. Ke2 Kf7 26. h4 Rd5 27. Rd1 Rxd1 28. Kxd1 $11 {[%mdl 4096] Endgame KRN-KRN} Rd8+ 29. Ke2 Rd5 30. Rc1 Rd7 31. Nd2 Na5 {[#] White must now prevent ...Rxd2+!} 32. Rb1 Ke6 33. b4 cxb4 $1 34. Rxb4 Rd6 $1 {The position is equal.} 35. Ne4 Rc6 36. Kd3 Nb7 37. h5 Nd6 38. Nxd6 Kxd6 {KR-KR} 39. Rb5 Ke6 40. f4 exf4 41. exf4 Rd6+ 42. Ke3 Rc6 43. g5 fxg5 44. fxg5 Rd6 45. Ke4 Rc6 46. Re5+ Kf7 47. Kd5 Rc5+ 48. Kd6 Rxe5 49. Kxe5 {K3P-K3P} Ke7 50. Kf5 Kd7 51. h6 g6+ 52. Kf6 Kd6 53. Kf7 Kd7 54. Kg7 Ke7 55. Kxh7 Kf7 56. Kh8 {[#] Hoping for Kh7.} Kf8 57. Kh7 Kf7 {Accuracy: White = 56%, Black = 70%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.09"]
[Round "6.3"]
[White "Sevian, Samuel"]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2666"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,94,33,39,31,12,14,7,22,26,35,32,31,26,35,27,19,37,30,23,19,9,39,36,27,25,37,18,47,9,9,6,27,33,34,0,0,0,0,0,0,-56,-68,-60,-51,-41,-33,-72,-81,-76,-73,-139,-142,-130,-132,-297,-224,-224,-222,-233,-235,-249,-247,-229,-238,-244,-227,-222,-240,-210,-243,-481,-479,-541,-499,-498,-470,-556,-525,-545,-509,-29965,-29966,-29989,-997,-29990,-29991]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Re1 Nf6 6. c3 a6 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} 7. Bc4 (7. Bf1 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. d3 Be7 11. Nd2 O-O 12. g3 d5 13. Qe2 b5 14. Bg2 Rb8 15. Nf3 Qb6 16. exd5 Nxd5 17. Ng5 Bxg5 18. Bxg5 {½-½ (31) Jones,G (2681)-Bu,X (2731) Astana 2019}) 7... Bg4 8. d4 Bxf3 {The position is equal.} 9. gxf3 g6 10. d5 Ne5 11. Be2 $146 ({Predecessor:} 11. Bf1 Qd7 12. f4 Qg4+ 13. Qxg4 Nexg4 14. Nd2 {1-0 (42) Fernandez,F (2424)-Iturbide Arnedo,O (2080) Sitges 2017}) 11... g5 12. Kh1 h6 13. f4 gxf4 14. Bxf4 h5 15. Rg1 Bh6 16. Bxh6 Rxh6 17. Nd2 Qd7 18. f3 Rg6 19. Rxg6 (19. f4 {seems wilder.} Rxg1+ 20. Qxg1 Ng6 21. Qe3 O-O-O 22. Nc4) 19... Nxg6 20. Bf1 Qc7 21. a4 e6 22. Nc4 {Strongly threatening dxe6.} exd5 23. exd5 O-O-O 24. a5 Kb8 25. b4 (25. Qd2 $11) 25... Ne5 $15 26. Rc1 Nfd7 27. Ne3 Rg8 28. Bh3 Nf6 29. Qf1 Re8 30. Bf5 ({Better is} 30. Qd1) 30... Ng6 $17 {[%cal Be5g6,Bg6f4,Bf4d5,Bd5c3][%mdl 32]} 31. Nc4 Nf4 {Hoping for ...cxb4.} 32. Be4 $2 (32. Qd1 $17) 32... Qe7 $19 ({Weaker is} 32... Nxe4 33. fxe4 Rxe4 34. Nb6 $15) ({Not} 32... N6xd5 33. Qd1 $15) (32... N4xd5 33. Bxd5 Nxd5 34. Qd3 $17) 33. Nd2 N6xd5 34. bxc5 dxc5 35. Rb1 {intending Qxa6.} f5 ({Avoid the trap} 35... Nxc3 $2 36. Rxb7+ Qxb7 37. Bxb7 $18) 36. Bxd5 Nxd5 37. Qd3 Qe6 38. Qc4 Qd6 39. Nb3 {[#]} Nxc3 $1 {[%mdl 512]} 40. Rg1 $2 (40. Qxc3 {is the only way for White.} Re2 41. Qh8+ {[%mdl 64] Double Attack} Ka7 42. Qxh5) 40... Ne2 41. Rb1 {[#]} Re5 {Played: Qd6-c6} 0-1

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.10"]
[Round "7.1"]
[White "Sevian, Samuel"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "C83"]
[WhiteElo "2666"]
[BlackElo "2667"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,74,39,35,33,33,22,22,27,29,16,33,27,29,21,40,22,27,20,29,35,35,45,41,0,7,0,0,0,0,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O 11. Bc2 f5 12. Nb3 Qd7 13. Nfd4 Nxd4 14. Nxd4 c5 15. Nxe6 Qxe6 16. f3 {C83: Open Ruy Lopez: 9 c3 Be7} Ng5 17. a4 {Hoping for axb5.} Rad8 18. axb5 axb5 19. Kh1 f4 20. b4 {[#]} Qxe5 $146 ({Predecessor:} 20... cxb4 21. cxb4 Qxe5 22. Rb1 Qb8 23. Re1 Rd7 {1-0 (36) So,W (2780)-Vidit,S (2718) chess.com INT 2018}) 21. Re1 Qf6 22. bxc5 Bxc5 23. Qd3 Kh8 24. Rb1 Bf2 25. Re2 Bg3 26. hxg3 (26. h3 {is interesting.} Qh6 27. Ba3 b4 28. cxb4 Nxh3 29. gxh3 Qxh3+ 30. Kg1) 26... Qh6+ {The position is equal.} 27. Kg1 fxg3 {[#]} 28. Qxh7+ $1 {[%mdl 512]} Nxh7 29. Bxh6 gxh6 30. Bxh7 Kxh7 31. Rxb5 $11 {[%mdl 4096] Endgame KRR-KRR} Rb8 32. Reb2 Rxb5 33. Rxb5 Ra8 {[#] ( -> ...Ra1+)} 34. Kf1 Ra1+ 35. Ke2 Ra2+ 36. Ke3 $1 Rxg2 37. Kf4 Rc2 {Accuracy: White = 88%, Black = 78%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.10"]
[Round "7.2"]
[White "Albornoz Cabrera, Carlos Daniel"]
[Black "Adhiban, B.."]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2566"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,52,16,16,24,14,19,17,23,15,22,23,11,0,0,-4,0,11,14,-18,22,0,25,22,46,37,52,47,55,35,22,9,12,12,10,11,12,12,11,9,10,10,13,0,6]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5} (6... Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Bf1 Be7 13. Qf3 O-O 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Rad1 Qc7 17. c4 Rb8 18. Qg3 Qxg3 19. hxg3 Bd7 {½-½ (61) Karjakin,S (2773)-Duda,J (2737) chess.com INT 2018}) 7. O-O Nc6 8. Nb3 {[%cal Rb3d4]} a6 9. Nbxd4 Nxd4 10. Nxd4 Qc7 11. Qe2 Bd6 12. Nf3 Ne7 13. Bd3 O-O 14. h3 Ng6 15. Ng5 {[#]} h6 $146 ({Predecessor:} 15... Be7 16. Qh5 Bxg5 17. Qxg5 Bd7 18. Be3 Rac8 19. Rfd1 h6 20. Qh5 Nf4 21. Bxf4 {½-½ (21) Movsesian,S (2671)-Predojevic,B (2621) Germany 2018}) 16. Bxg6 {[#] Bh7+ is the strong threat.} fxg6 17. Nxe6 Qe7 18. Re1 Rf6 {[%cal Rf6e6]} 19. Nf4 Qf7 20. Qe8+ {The position is equal.} Qxe8 $1 21. Rxe8+ Kf7 22. Re4 Bf5 23. Re2 Rd8 24. Nd5 Re6 $1 {[%cal Re6e2]} 25. Rxe6 Kxe6 26. Nf4+ Bxf4 {Accuracy: White = 58%, Black = 76%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.10"]
[Round "7.3"]
[White "Gonzalez Vidal, Yuri"]
[Black "Ivanchuk, Vassily"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2567"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,90,19,22,2,18,0,0,0,0,0,0,0,7,7,4,4,7,11,16,0,9,0,7,0,15,0,0,0,0,0,0,0,0,0,0,-15,-21,-37,-33,-35,-37,-37,-35,-56,-61,-74,-74,-81,-72,-75,-70,-102,-102,-96,-96,-102,-90,-96,-96,-104,-102,-121,-108,-234,-219,-223,-200,-487,-486,-669,-651,-760,-753,-725,-717]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Qe7 8. Nbd2 Nf6 9. Nc4 Nd7 10. a4 {B31: Sicilian: 2...Nc6 3 Bb5 g6} O-O 11. a5 Rd8 12. Be3 {The position is equal.} Nf8 13. Qb1 $146 ({Predecessor:} 13. Qc1 f6 14. b3 Ne6 15. Kh1 Qc7 16. Qa3 {½-½ (42) Ivanov,A (2372)-Petrosian,D (2486) Alushta 2007}) 13... f6 14. Ra4 Be6 15. Nfd2 Nd7 16. b4 Bf8 {[%cal Rc5b4]} 17. bxc5 Nxc5 18. Ra2 Qf7 19. Rb2 Rd7 20. f3 Na6 21. Kh1 c5 22. Qd1 Nb4 23. Qe2 Rb8 24. f4 exf4 25. Bxf4 Re8 26. Qf2 (26. h3 {looks sharper.} Qe7 27. Qf2 Bg7 28. Be3 Rc8 29. Qg3) 26... Rxd3 27. Rxb4 Rxd2 28. Qxd2 cxb4 29. Nd6 Bxd6 $1 30. Qxd6 {[#]} Bd5 $1 {[%mdl 512]} 31. Bd2 (31. Qxd5 Qxd5) 31... Bxe4 ({Of course not} 31... Rxe4 32. Rxe4 Bxe4 33. Bh6 $11) 32. Bxb4 Qc4 33. Qd2 g5 34. Bc3 Kf7 35. Kg1 Re6 36. Re3 a6 37. h3 Qc6 38. Bd4 Kg6 39. Rc3 Qd6 40. Rc8 {[#]} (40. Re3 $17 {is a better defense.}) 40... Bc6 $1 $19 41. Qd3+ Kg7 {Threatens to win with ...Re1+.} 42. c3 $2 (42. Bf2 {keeps fighting.}) 42... Qd7 {Black is clearly winning.} ({Weaker is} 42... Re1+ 43. Kf2 $19) 43. Ra8 {[#]} Qd5 $1 {[%csl Gc6][%cal Rd5g2]} 44. Qd2 {[#] If only White now had time for c4....} Re1+ $1 {[%mdl 512]} 45. Kf2 (45. Qxe1 Qxg2#) 45... Ra1 {Accuracy: White = 45%, Black = 76%.} 0-1

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.11"]
[Round "8.1"]
[White "Anton Guijarro, David"]
[Black "Gonzalez Vidal, Yuri"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2667"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,61,31,22,35,21,25,22,25,32,27,18,62,39,42,20,23,23,20,29,28,14,104,102,113,162,170,167,219,249,392,352,393,403,402,404,396,403,401,400,443,435,663,541,5306,5820,5410,5361]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. c4 dxc4 6. Na3 Nc6 7. Nxc4 Be7 8. b3 O-O 9. Bb2 Qc7 {A13: English Opening: 1...e6} (9... Bd7 10. d4 cxd4 11. Nxd4 Rc8 12. Nb5 a6 13. Nbd6 Rc7 14. Rc1 Qb8 15. e4 b5 16. e5 Nd5 17. Bxd5 exd5 {1-0 (31) Wei,Y (2743)-Yu,Y (2751) Shenzhen 2017}) 10. d4 Rd8 11. Rc1 $146 ({Predecessor:} 11. e3 b6 12. Qe2 Bb7 13. dxc5 Bxc5 14. Bxf6 gxf6 15. Rac1 Bf8 16. Nh4 Rac8 17. Qh5 {½-½ (27) Konopka,M (2433)-Lahner,J (2314) Czechia 2007}) 11... b5 {The position is equal.} 12. Ncd2 Bb7 13. Qc2 Nd7 14. Ne4 {[%cal Rd4c5]} Nb4 {[%mdl 64] Double Attack} 15. Qb1 Bxe4 $1 16. Qxe4 {dxc5 is the strong threat.} Nxa2 17. Ra1 Nb4 18. dxc5 {[%mdl 64] Discovered Attack} Nd5 (18... a5 $11 {remains equal.}) 19. b4 $16 a5 20. Nd4 $1 {[%cal Rd4e6] Hoping for Nxe6!} N7f6 21. Nxe6 $1 ({Much less strong is} 21. Nxb5 $6 Qc6 $16) 21... fxe6 (21... Qd7 $142 22. Bxf6 Nxf6) 22. Qxe6+ $40 {[%mdl 128] White wants a kill.} Kf8 {[#]} (22... Kh8 $142 23. Bxf6 Bxf6) 23. Bxf6 $1 Nxf6 24. Bxa8 Rxa8 {[#]} 25. Rxa5 $1 Rxa5 26. bxa5 Qxa5 27. c6 b4 28. Rd1 {White is clearly winning.} g6 (28... Bd8 $142 29. Qd6+ Be7 30. Qb8+ Ne8 31. Qf4+ Bf6) 29. e4 Qa7 30. Rd3 Kg7 {[#]} 31. Rd7 $1 {[%mdl 576] Promotion. Accuracy: White = 77%, Black = 49%.} 1-0

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.11"]
[Round "8.2"]
[White "Ivanchuk, Vassily"]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2677"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,79,21,28,34,33,27,22,50,50,50,48,53,52,57,60,58,43,43,40,38,48,63,59,58,43,41,12,67,73,73,47,141,141,134,138,128,131,198,202,256,252,263,259,249,243,235,255,250,245,310,310,287,295,346,352,354,362,328,323,335,320,282,262]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 d6 6. Nd2 Nf6 7. Nf1 Bg4 8. f3 Be6 9. Ne3 O-O 10. O-O Nd7 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6} (10... Nh5 11. g3 Bg5 12. Ncd5 Bxe3+ 13. Bxe3 Ne7 14. Bg5 Bxd5 15. Bxd5 h6 16. Bxe7 Qxe7 17. f4 Nf6 18. Bb3 {½-½ (57) Bacrot,E (2725)-Yu,Y (2751) Riadh 2017}) 11. Ned5 Nb6 12. Nxb6 axb6 {The position is equal.} 13. a3 $146 ({Predecessor:} 13. Nd5 Kh8 14. c3 Na5 15. f4 Nxc4 16. dxc4 f5 17. exf5 Rxf5 18. Qd3 {½-½ (57) Durarbayli,V (2596)-Belous,V (2557) Chicago 2016}) 13... Bg5 14. Bxg5 Qxg5 15. Qc1 Qd8 16. Qd2 Nd4 17. f4 exf4 18. Rxf4 Qg5 {White must now prevent ...Nf3+!} 19. Raf1 Bxc4 20. dxc4 Rae8 21. Qf2 {[%cal Rf4f7]} f6 22. Nd5 b5 (22... Ne6 $11) 23. c3 $36 {[%mdl 2048] White is really pushing.} Ne6 24. Rf3 Qe5 {[#]} (24... bxc4 $14 25. Rg3 Qe5) 25. Re1 $1 $16 {Strongly threatening Rf5.} ({Don't play} 25. cxb5 $6 Qxe4 26. Rd1 Ng5 $11) 25... Ng5 26. Rf5 Qe6 27. cxb5 Nxe4 (27... Qc8 $16 28. Qf4 Kh8) 28. Qf4 $18 Rf7 29. b6 {Threatens to win with Nc7.} g6 {[#]} 30. Rxe4 $1 {[%mdl 64] Remove Defender, Decoy} Qxe4 31. Nxf6+ Rxf6 32. Qxe4 Rxe4 33. Rxf6 {[%mdl 4096] Endgame KR-KR} Re1+ 34. Kf2 Rd1 35. Ke2 Rd5 36. Rf4 Re5+ 37. Kd3 d5 38. b4 {White has a decisive advantage.} cxb4 39. axb4 ({Weaker is} 39. cxb4 Re6 $16) 39... Re6 40. Kd4 {Accuracy: White = 78%, Black = 43%.} 1-0

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.11"]
[Round "8.3"]
[White "Adhiban, B.."]
[Black "Sevian, Samuel"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2701"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,102,-14,-9,-29,18,14,18,16,24,0,0,0,0,0,4,0,0,-2,0,0,0,0,0,-2,0,-6,0,-20,-24,-30,-22,-38,-45,-41,-47,-64,-66,-57,-50,-110,-117,-110,-60,-51,-49,-86,-75,-113,-81,-102,12,5,27,27,8,11,116,112,89,31,135,149,245,238,230,229,204,180,235,183,181,10,51,10,31,4,5,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O Nc6 5. c4 d4 6. e3 $1 {A30: Symmetrical English: Double Fianchetto and Hedgehog} e6 7. d3 Bd6 8. exd4 cxd4 9. Na3 O-O 10. Nc2 e5 11. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Re8 12. b5 Nb8 13. Bg5 Nbd7 14. Nd2 {[#]} Nc5 $146 ({Predecessor:} 14... Qc7 15. f4 exf4 16. Bxf4 {1-0 (28) Adhiban,B (2682)-Cheparinov,I (2711) Zagreb 2018}) 15. Ne4 Ncxe4 16. Bxe4 h6 $36 {[%mdl 2048] White is under pressure.} 17. Bxf6 $1 Qxf6 18. Qh5 Rb8 19. a4 a5 20. Rac1 Qg5 21. Qxg5 hxg5 22. Na1 Bb4 23. c5 Bh3 24. Rc4 (24. Rfd1 $15) 24... Bxf1 $17 25. Kxf1 Rbc8 26. Nb3 Re7 27. b6 g6 28. g4 Kg7 29. Ke2 Kf6 (29... Kf8 $17 {And now ...Rb8 would win.} 30. Kf3 Rb8) 30. c6 $11 bxc6 31. Rxc6+ Rxc6 32. Bxc6 {[%mdl 4096] Endgame KRB-KBN} Re6 (32... Kg7 $1 $11 {remains equal.}) 33. b7 $16 Bd6 {[#]} 34. Bd5 ({White should try} 34. Nc5 $1 $16 {[%mdl 512]} Bc7 (34... Bxc5 35. b8=Q) 35. Na6 (35. Nxe6 Kxe6 36. Kf3 Bd6 $14)) 34... Re8 (34... Re7 $1 $14) 35. Nxa5 Ke7 (35... Rd8 $16 36. Kf3 Rd7) 36. Nc6+ $18 Kd7 37. Bxf7 Rh8 38. Bd5 Bb8 (38... Kc7 {keeps fighting.}) 39. Be4 Kd6 40. Na5 $2 ({White should play} 40. a5 $18 Kc5 41. Kf3) 40... Kc5 41. Nc4 ({Don't play} 41. Bxg6 Kb6 $15) 41... Rxh2 42. Bxg6 e4 {The position is equal.} 43. Bxe4 Bg3 $1 44. Bg2 {[%mdl 64] Decoy} Rxg2 {[#]} 45. Kf3 $1 {[%mdl 576] Double Attack} Rg1 {White must now prevent ...Bf4.} 46. fxg3 $11 {KR-KN} Rb1 47. Na5 Kd5 48. Ke2 Rb2+ 49. Kf3 Rb6 50. Kg2 Rb2+ 51. Kf3 Rb6 {Accuracy: White = 45%, Black = 53%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.12"]
[Round "9.1"]
[White "Adhiban, B.."]
[Black "Anton Guijarro, David"]
[Result "0-1"]
[ECO "C83"]
[WhiteElo "2701"]
[BlackElo "2667"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,116,45,17,27,0,0,6,7,11,0,-50,-62,-66,-68,-60,-74,-68,-39,-60,-11,-85,-65,-61,-19,-31,0,-25,22,-16,-31,-60,-30,-101,-107,-256,-95,-154,-113,-164,-158,-158,-151,-150,-156,-201,-200,-205,-163,-238,-194,-227,-227,-226,-216,-295,-303,-391,-151,-156,-147,-493,-44,-566,-224,-439,-455,-672,-658,-645,-635,-802,-807,-1219,-1239,-1178,-1116,-937,-906,-782,-666,-2128,-4710,-4762,-2143,-4133,-2972,-3282,-2855,-4766,-4762,-4762,-4762,-4758,-4718,-4134,-3116,-2023,-1312,-893,-842]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Be7 10. Bf4 Nc5 {C83: Open Ruy Lopez: 9 c3 Be7} (10... O-O 11. Nd4 Nxd4 12. cxd4 f6 13. Nd2 fxe5 14. Bxe5 Nd6 15. Bc2 Qd7 16. Re1 Nc4 17. Nf3 Bg4 18. Qd3 {0-1 (44) Robson,R (2660)-Shankland,S (2671) Saint Louis 2018}) 11. Nd4 $146 ({Predecessor:} 11. Bc2 Bg4 12. h3 Bh5 13. g4 Bg6 14. Bxg6 fxg6 15. Bg3 Ne6 16. Nbd2 O-O 17. Nb3 Qd7 18. Nbd4 Ncxd4 19. Nxd4 {1-0 (51) Chirila,I (2422)-Prohaszka,P (2506) Szeged 2008}) 11... Nxd4 12. cxd4 Nxb3 {The position is equal.} 13. Qxb3 h5 14. Nd2 c5 15. Rfc1 c4 (15... cxd4 16. Nf3 $11) 16. Qd1 g5 17. Be3 Rc8 18. a3 a5 19. b4 (19. Nb1 $11) 19... axb4 20. axb4 g4 21. Ra7 Rc7 22. Rca1 O-O ({Of course not} 22... Bxb4 $6 23. Rxc7 Qxc7 24. Ra8+ (24. Qb1 Bxd2 25. Ra8+ Ke7 $16) 24... Bc8 25. Qb1 $16) 23. Bh6 Re8 $36 {[%mdl 2048] White is under pressure.} 24. Qc1 Bf5 ({Don't blunder} 24... Bxb4 $2 25. Rxc7 Bf8 26. Bxf8 $18) 25. Rxc7 (25. Nf1 $11 {remains equal.}) 25... Qxc7 $17 26. Nb3 (26. Nf1 $17 {was called for.}) 26... Bg6 $2 (26... Bxb4 $19 {has better winning chances.} 27. Qg5+ Bg6) 27. Bd2 (27. Nc5 $142) 27... Qb8 28. Na5 (28. Nc5 $17) 28... Qc8 29. Bc3 Kh7 30. Qe3 Bf8 31. Bd2 {[#]} f6 $1 {[%mdl 512]} 32. Re1 (32. exf6 Rxe3) 32... Qd7 {Threatens to win with ...fxe5.} 33. f4 (33. Qf4 $142) 33... Bh6 {...fxe5 is the strong threat.} 34. Qf2 fxe5 35. Rxe5 {intending f5.} Rf8 36. Qe1 {Black must now prevent Re7+.} Rf7 37. Re6 {And now f5! would win.} ({Reject} 37. f5 Bxf5 38. Bxh6 Kxh6 $19) 37... Bf5 $2 (37... Bg7 $19 38. Bc3 Rxf4) 38. Rb6 Bg7 39. Bc3 $2 {[%mdl 8192]} (39. Rb7 $17 {is tougher.} Bxd4+ 40. Be3 Bxe3+ 41. Qxe3) 39... Qe7 $2 (39... Re7 $19 40. Qh4 Qe8) 40. Nc6 $2 {[%mdl 8192]} (40. Qxe7 $15 Rxe7 41. Rxb5) 40... Qxe1+ 41. Bxe1 Rf6 {Black is clearly winning.} 42. Rxb5 (42. Bc3 $142) 42... Rxc6 $19 {[%mdl 64] Discovered Attack} 43. Rxd5 Kg6 44. Bc3 Ra6 45. Ra5 Rxa5 46. bxa5 Bc8 47. Kf2 Kf5 48. Ke3 h4 49. g3 h3 50. Bb4 Bb7 (50... Ke6 $142 51. Bc3 Kd5) 51. Bc5 Bf6 {Played: Bg7-h6} 0-1

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.12"]
[Round "9.2"]
[White "Sevian, Samuel"]
[Black "Ivanchuk, Vassily"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2666"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,95,28,8,33,44,37,14,11,6,28,22,25,21,18,22,27,27,21,11,37,42,35,33,63,62,55,58,60,53,53,49,53,58,69,70,121,121,129,114,128,128,133,56,64,80,201,194,312,279,348,344,421,419,403,413,421,421,417,404,398,297,258,192,588,282,282,281,588,588,29977,29979,29984,29985,29985,29985,29988,29989]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Qa5+ 10. Bd2 Qb6 11. Bd3 Rb8 {B45: Sicilian Four Knights} 12. Qe2 Nb4 $146 ({Predecessor:} 12... Be7 13. c4 f5 14. exf6 Nxf6 15. Nc3 O-O 16. Na4 Qa6 17. b3 c5 18. O-O Bb7 19. Rae1 {1-0 (42) Svidler,P (2672)-Lobron,E (2550) Frankfurt 2000}) 13. Be3 Nxd3+ {The position is equal.} 14. Qxd3 Qa5+ 15. Bd2 Qd5 16. b3 $36 {[%mdl 2048] White fights for an advantage.} Qxd3 17. cxd3 Be7 18. Be3 f5 19. Nd2 Ba6 20. Ke2 Rb7 21. Rac1 Kf7 22. Bc5 Rb5 23. Bxe7 (23. Bxa7 Ra8 $15) 23... Kxe7 24. h4 Rd5 25. Rc3 Rb8 26. Ke3 c5 27. Nc4 Bxc4 ({Black should try} 27... g6 $14) 28. bxc4 $14 {[%mdl 4096] Endgame KRR-KRR} ({Much worse is} 28. Rxc4 $6 a5 $11) ({Resist} 28. dxc4 $6 Rd4 $14) 28... Rd4 29. Rb3 Rxb3 30. axb3 $16 {Strongly threatening Ra1. KR-KR} d6 31. Ra1 (31. exd6+ $16 Rxd6 32. Ra1) 31... dxe5 $14 32. fxe5 Rd7 (32... Rg4 $16 {was worth a try.}) 33. Ra6 Rc7 (33... Rb7 $142 34. g3 h6) 34. Kd2 g6 35. Kc3 h6 36. b4 cxb4+ 37. Kxb4 Rd7 38. Kc3 g5 39. hxg5 hxg5 40. d4 f4 {Now ...g4 and Black clings on.} 41. c5 {[%cal Bc4c5,Bc5c6,Bc6c7][%mdl 32]} Rb7 $2 (41... g4 42. Kc4 Rc7) 42. Kc4 (42. c6 $142 Rc7 43. Kc4) 42... Rb2 $18 43. Rxa7+ Kd8 $2 {[#]} (43... Ke8 44. Ra8+ Ke7) 44. c6 $1 ({Less strong is} 44. Ra6 Kd7 $16) 44... Rxg2 45. d5 {White mates.} Rd2 46. c7+ Kc8 47. d6 Rc2+ 48. Kd3 {Accuracy: White = 75%, Black = 39%.} 1-0

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.12"]
[Round "9.3"]
[White "Albornoz Cabrera, Carlos Daniel"]
[Black "Gonzalez Vidal, Yuri"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2566"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,16,26,18]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O {Predecessor:} 9. h3 $146 Bb7 10. d4 Re8 11. a3 (11. Ng5 Rf8 12. Nf3 Re8 13. Nbd2 Bf8 14. a3 g6 15. Ba2 Bg7 16. b4 exd4 17. cxd4 a5 18. Rb1 axb4 19. d5 Ne5 20. Nxe5 dxe5 21. Rxb4 c6 22. dxc6 Bxc6 23. Qf3 Bf8 24. Rb1 {1-0 (33) Topalov,V (2740)-Mamedyarov,S (2790) Shamkir 2019}) 11... h6 12. Nbd2 Bf8 13. Bc2 Nb8 14. b3 Nbd7 15. Bb2 g6 16. a4 Bg7 17. Bd3 c6 18. Qc2 Nh5 19. Bf1 Nf4 20. b4 Rc8 21. dxe5 Nxe5 22. Nxe5 Bxe5 23. Nf3 Bg7 24. c4 Bxb2 25. Qxb2 c5 26. Nd2 bxc4 27. bxc5 c3 28. Qxc3 Rxc5 29. Qe3 Qf6 30. g3 Ne6 31. Rac1 h5 32. h4 Rxc1 33. Rxc1 Nc5 34. Bg2 a5 35. Nc4 Bxe4 36. Nxd6 Qxd6 37. Rxc5 Bc6 38. Qc3 Qd1+ 39. Kh2 Bxg2 40. Kxg2 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.13"]
[Round "10.1"]
[White "Anton Guijarro, David"]
[Black "Albornoz Cabrera, Carlos Daniel"]
[Result "1/2-1/2"]
[ECO "A19"]
[WhiteElo "2667"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,157,11,22,10,18,13,26,0,7,16,39,32,24,23,42,31,47,37,47,43,37,29,70,65,67,54,86,55,112,85,97,60,114,114,114,112,120,122,112,119,115,113,119,121,119,116,156,145,210,158,168,163,165,133,153,92,92,93,116,116,107,108,156,155,153,149,148,139,157,146,152,152,152,139,139,139,152,152,152,152,152,145,226,220,219,152,204,139,152,152,137,115,118,80,80,80,87,87,87,87,87,87,88,90,95,87,87,97,96,51,61,57,64,64,53,64,64,21,64,8,212,212,272,272,271,145,152,152,568,553,459,0,0,0,104,0,8,8,8,8,8,8,8,8,8,0,8,0]} 1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. d4 cxd4 6. Qxd4 Nc6 7. Qe4 {A19: English Opening: Flohr-Mikenas System with 3...c5} f6 (7... d6 8. Nf3 dxe5 9. Nxe5 Bd7 10. Nxd7 Qxd7 11. Bf4 Nf6 12. Qe3 Bd6 13. O-O-O Bxf4 14. Qxf4 Qe7 15. Be2 O-O 16. Qd6 Qxd6 17. Rxd6 Rfd8 18. Rxd8+ Rxd8 {1-0 (49) Grandelius,N (2646)-Svane,R (2587) Batumi 2018}) 8. Nf3 fxe5 9. Nxe5 {White has an edge.} Nf6 10. Qe3 $146 ({Predecessor:} 10. Nxc6 bxc6 11. Qh4 Be7 12. Bd3 O-O 13. O-O d5 14. Be3 Rb8 {½-½ (22) Schubert,W (2010)-Usbeck,K (1874) GER email 2013}) 10... Qa5 11. Nxc6 bxc6 12. Bd3 Bd6 13. h3 Ba6 14. O-O Qe5 15. Qxe5 Bxe5 16. Re1 Bd4 17. Be3 Bxe3 18. Rxe3 Kf7 19. g4 d6 (19... g5 $14) 20. Rf3 h6 21. Ne4 Rad8 (21... Ke7 $14) 22. g5 $16 hxg5 23. Nxg5+ Ke7 24. Re1 $36 {[%mdl 2048] Keeping Black busy.} e5 {[#]} 25. c5 $1 {[%mdl 512]} Bxd3 (25... dxc5 26. Bxa6) 26. Rxd3 {Threatens to win with cxd6+.} Nd5 27. cxd6+ Rxd6 28. Rxe5+ Kd7 29. Ra3 {And now Nf7 would win.} Rg6 (29... Ra8 $16 {was necessary.} 30. Ne4 Rg6+ 31. Kf1 Kc7) 30. Kh2 (30. Rxa7+ $6 Kd6 $16) 30... Ra8 31. Ne4 a5 32. Rf3 Kc7 33. Nc3 ({White should try} 33. Rg3 Rxg3 34. Kxg3 (34. fxg3 Kb6 $16)) 33... Nxc3 34. Rxc3 {[%mdl 4096] Endgame KRR-KRR} Rb8 35. Rc2 (35. Rxa5 $6 Rxb2 36. Rf3 Rc2 $14) 35... Kb6 36. Re3 Rf8 37. Rb3+ Kc7 38. Rg3 Rxg3 39. Kxg3 {KR-KR} Kd6 40. Kg4 Ke7 41. f4 Rb8 42. Kg5 Kf7 43. Kf5 Rb4 44. Ke5 ({Reject} 44. Rxc6 $6 Rb5+ 45. Ke4 Rxb2 $11) 44... Ke7 45. a3 ({Don't play} 45. Rxc6 $6 Rxb2 46. a3 Rb3 $11) 45... Rb5+ 46. Kd4 Rd5+ (46... a4 $16 47. Rxc6 Rxb2) 47. Ke4 $18 Rb5 48. h4 Kf7 (48... Rb6 $16 {was called for.} 49. Kf5 Kf7) 49. Kf3 Rb3+ 50. Kg4 $1 Rb6 51. Rd2 Kf6 52. h5 a4 53. Rc2 Kf7 54. Kg5 Rb5+ 55. Kh4 Rb6 56. Kg4 Ke7 57. Kf5 Kf7 58. Ke5 Ke7 59. Kd4 Rb5 60. Rxc6 {aiming for h6.} Rxb2 61. Ra6 Rb5 62. Rxa4 Rxh5 63. Ra7+ Kf6 64. Ra6+ Kf7 65. a4 (65. Ke4 $14) 65... Rf5 $2 (65... g5 $1 $11 {and Black has nothing to worry.}) 66. Ke4 Rc5 67. a5 $1 {[%cal Ba4a5,Ba5a6][%mdl 32]} Rb5 {[#]} 68. Ra7+ (68. f5 $1 $18) 68... Kf6 $16 {[#]} 69. Ra8 $1 {Hoping for a6.} Kf7 $2 (69... Rb4+ $16 {is a better chance.} 70. Ke3 Kf5) 70. a6 $18 Ra5 71. f5 $2 ({Only move:} 71. Kd4 $18) 71... Kf6 $11 72. a7 Kf7 (72... Ra4+ $11 73. Kd5 Kf7) 73. f6 (73. Kd4 $16) 73... Ra1 {The position is equal.} 74. Kd5 Rd1+ 75. Kc4 Rc1+ 76. Kb3 {White threatens fxg7 and mate.} Ra1 77. Kb2 Ra6 78. Kb3 Ra1 79. Kb2 {Accuracy: White = 64%, Black = 61%.} 1/2-1/2

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.13"]
[Round "10.2"]
[White "Gonzalez Vidal, Yuri"]
[Black "Sevian, Samuel"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2567"]
[BlackElo "2666"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,84,11,16,15,3,9,0,10,0,0,0,4,0,29,15,20,10,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-10,-2,0,0,0,-8,-8,-8,-9,-9,-9,-18,0,0,0,-200,-200,-193,-173,-701,-693,-689,-686,-672,-664,-663,-663]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O Re8 9. Bg5 h6 10. Bh4 g5 11. Bg3 Bxc3 12. bxc3 {aiming for e5.} Nxe4 {C47: Scotch Four Knights and Four Knights with 4 g3} 13. Qh5 {Threatening f4.} d6 $1 {[#]} 14. Qxh6 $146 ({Predecessor:} 14. Rae1 Bf5 15. Qxh6 Re6 16. Qh5 Qf6 17. Bxe4 Bxe4 18. h4 gxh4 19. Qg4+ Qg7 20. Qxh4 {0-1 (56) Tari,A (2620)-Aronian,L (2765) St Petersburg 2018}) 14... Bf5 {The position is equal.} 15. f4 {With the idea fxg5.} Re6 16. Qh5 Qf6 17. Rae1 Bg6 18. Qf3 {[%cal Rd3e4]} Qf5 19. fxg5 {Black must now prevent Bxe4.} Qxf3 $1 20. gxf3 Nxg5 21. f4 Rxe1 22. Bxe1 Bxd3 23. cxd3 $11 {[%mdl 4096] Endgame KRB-KRN} Ne6 24. f5 Nc5 25. Rf3 Rb8 26. Bh4 Rb1+ 27. Kf2 Rb2+ 28. Kg1 Rd2 29. Be7 Rxd3 30. Rf4 Rh3 31. Kg2 Rh5 ({But not} 31... Rxc3 $2 32. Rg4+ Kh7 33. Bf6 $18) 32. Bd8 d5 33. Bxc7 Ne4 34. c4 Rg5+ 35. Kh3 f6 36. cxd5 cxd5 37. Bb8 $2 (37. Rf1 $11 {and White stays safe.}) 37... Rg7 $1 $19 38. Rf1 {[#]} d4 $1 {[%cal Bd5d4,Bd4d3,Bd3d2][%mdl 32]} 39. Rc1 $2 (39. Bf4) 39... d3 {Black is clearly winning.} 40. Rc8+ Kh7 41. Rd8 d2 42. Kh4 {[#]} Rg1 $1 {Accuracy: White = 58%, Black = 86%.} 0-1

[Event "54th Capablanca Memorial 2019"]
[Site "Havana"]
[Date "2019.05.13"]
[Round "10.3"]
[White "Ivanchuk, Vassily"]
[Black "Adhiban, B.."]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2677"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2019.05.03"]
[EventType "tourn"]
[EventCountry "CUB"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,37,37,37,41,41,47,51,51,36,59,63,45,39,40,13,29,12,11,0,47,2,66,77,81,69,95,111,102,56,53,-19,-13,-32,-30,-41,0,0,0,0,0,0,30,23,73,9,8,10,324,332,307,303,329,353,415,345,520,514,511,503,517,516,489,445,441,441]} 1. d4 d6 2. e4 g6 3. c4 Bg7 4. Nc3 c5 5. Nge2 (5. d5 a6 6. f4 e6 7. dxe6 fxe6 8. Nf3 Nc6 9. Be3 Nh6 10. Qd2 Nf7 11. O-O-O Qa5 12. Kb1 Bxc3 13. bxc3 Bd7 {1-0 (38) Ivanchuk,V (2726)-Malakhov,V (2686) Riadh 2017}) 5... Nc6 {[%cal Rc5d4]} 6. d5 {A42: Modern Defence: Averbakh Variation} Na5 7. Rb1 $146 ({Predecessor:} 7. Bd2 a6 8. Ng3 Bd7 9. Qc2 h5 10. Be2 e6 11. Nf1 exd5 12. cxd5 b5 13. Ne3 Nf6 14. O-O O-O 15. f3 b4 16. Ncd1 Bb5 {½-½ (16) Khairullin,I (2617)-Almeida Quintana,O (2541) Havana 2010}) 7... Nf6 8. Ng3 {White is slightly better.} O-O 9. Be2 e6 10. O-O exd5 11. cxd5 a6 12. b4 Nd7 13. Qd2 $36 {[%mdl 2048] White is more active.} cxb4 14. Nd1 h5 15. Bxh5 Nc4 (15... gxh5 $11 16. Nxh5 Bh8) 16. Qxb4 $14 b5 {[%cal Bb7b5,Bb5c4,Bc4c3,Bc3c2][%mdl 32]} 17. Be2 Nc5 18. Bxc4 bxc4 19. Bb2 {And now Bxg7 would win.} ({But not} 19. Qxc4 $6 Bd7 $11) 19... Nd3 $1 {[%cal Rd3b4]} 20. Qa3 (20. Qxc4 $14 Nxb2 21. Nxb2) 20... Nxb2 $11 21. Nxb2 c3 $1 {[%cal Rc3b2]} 22. Nc4 {[%cal Bb2c4,Bc4a5,Ba5c6,Bc6a7][%mdl 32]} Qc7 (22... a5 $5 {[%cal Rc8a6]} 23. Nxd6 Ba6 $17) 23. Na5 Rb8 24. Rxb8 Qxb8 25. Nc6 Qb5 26. Qxd6 c2 {Threatens to win with ...Qxf1+!} 27. Qc7 ({Better is} 27. Ne7+ $16 Kh7 28. Qc7) 27... Bf6 $1 ({Avoid the trap} 27... Qxf1+ $2 28. Nxf1 Bd7 29. Ne7+ Kh7 30. Qxc2 $18) 28. Na7 Qb7 $2 {[%mdl 8192] [#]} (28... Qd7 $11 29. Qc5 Be7) 29. Qxb7 $1 $18 Bxb7 {[#]} 30. Rc1 $1 Bg5 31. Rxc2 f5 32. Rc7 Ba8 (32... Rb8 $142 33. Nc6 Bxc6 34. Rxc6 Rb1+ 35. Nf1 Kf7 36. exf5 gxf5 37. Rxa6 f4) 33. Nc6 {White is clearly winning.} Bf4 34. Ra7 Bxc6 35. dxc6 Re8 36. Rxa6 fxe4 37. Ra4 {Accuracy: White = 51%, Black = 42%.} 1-0

