Cómo Entender la Modificación de Estructura PDA a Peones Retrasados y Colgantes.

[Event "Wch Blitz 6th"] [Site "Astana"] [Date "2012.07.09"] [Round "7"] [White "Kotsur, Pavel"] [Black "Morozevich, Alexander"] [Result "1-0"] [ECO "E54"] [WhiteElo "2548"] [BlackElo "2770"] [PlyCount "61"] [EventDate "2012.07.09"] [EventType "tourn (blitz)"] [EventRounds "30"] [EventCountry "KAZ"] [EventCategory "19"] [SourceTitle "CBM 149 Extra"] [Source "ChessBase"] [SourceDate "2012.08.24"] [SourceVersion "1"] [SourceVersionDate "2012.08.24"] [SourceQuality "1"] 1. c4 c6 {[%cal Bc7c6,Bc6d5][%mdl 32]} 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O h6 {E54: Defensa Nimzoindia (Variante principal).} (9... b6 $11 {es superior.}) 10. Qd3 b6 $146 ({Predecesor:} 10... Bxc3 11. bxc3 Nc6 12. Re1 b6 13. Ne5 Nxe5 14. Rxe5 Bb7 15. Qh3 Be4 16. Bxh6 gxh6 17. Qxh6 {1-0 (58) Strohhaeker,R (2164)-Lossau,S (2132) Germany 2005}) 11. a3 (11. Ne5 $1 $14) 11... Bxc3 $11 {La posición está igualada.} 12. bxc3 Bb7 13. Re1 Nbd7 14. Ba2 Rc8 {[%cal Od7c5]} 15. Bb2 {[#]} (15. Bf4 $11) 15... Qc7 ({Mejor es} 15... Nc5 $1 $17 {[%cal Rc5d3]} 16. Qd1 Bxf3 17. gxf3 Nb7) 16. Rac1 (16. c4 $11 {merece consideración.}) 16... Qf4 (16... b5 $15) 17. c4 $1 Bxf3 18. gxf3 (18. Qxf3 $11 Qxf3 19. gxf3) 18... Rfd8 (18... Rfe8 $15) 19. Qe3 Qh4 (19... Nh5 $15 { es más adecuado.}) 20. Kh1 $1 Nh5 21. Rg1 Ndf6 {To avoid Tg4} 22. Rcd1 (22. d5 $1 $11 {mantiene el equilibrio.}) 22... b5 $1 $36 {[%mdl 2048] Las negras están en el lío.} 23. c5 Nd5 $1 24. Qe4 Qf6 (24... Qxf2 $2 25. Rg2 Qe3 26. Bxd5 Qxe4 27. Bxe4 $18) 25. Bb1 (25. Bxd5 $17 {era necesario.} exd5 26. Qg4) 25... g6 26. Qg4 (26. f4 $142 Nhxf4 27. Rg3) 26... Nhf4 {Pair of Knights!} 27. Rde1 h5 (27... Kf8 $19 28. Bc1 g5) 28. Qg3 {[#]} Kg7 $2 {[%mdl 8192] [#]} ( 28... Rxc5 $3 $17 {[%mdl 512] sigue a rumbo.} 29. dxc5 Qxb2) 29. Re5 $2 ({ Única jugada:} 29. Bc1 $1 $16) 29... Rh8 $2 {[%mdl 8192]} (29... b4 $1 $15 { mantiene la ventaja.} 30. Bc1 (30. axb4 Rb8 $15) 30... bxa3) 30. h4 $18 { apuntando a Te4. The board is on fire.} Kf8 $2 (30... b4 31. Bc1 (31. axb4 Rb8 $15) 31... Rxc5) 31. Bc1 {Weighted Error Value: Blancas=0.38/Negras=0.64} 1-0 [Event "Moscow Aeroflot op-A 18th"] [Site "Moscow"] [Date "2019.02.23"] [Round "5"] [White "Moroni, Luca Jr"] [Black "Anton Guijarro, David"] [Result "0-1"] [ECO "E56"] [WhiteElo "2567"] [BlackElo "2642"] [PlyCount "78"] [EventDate "2019.02.20"] [EventType "swiss"] [EventRounds "9"] [EventCountry "RUS"] [SourceTitle "CBM 189"] [Source "ChessBase"] [SourceDate "2019.04.29"] [SourceVersion "1"] [SourceVersionDate "2019.04.29"] [SourceQuality "1"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O Nc6 9. a3 Ba5 10. Qd3 cxd4 {E56: Defensa Nimzoindia (Variante principal).} (10... a6 $11 {es más adecuado.}) 11. exd4 $14 h6 {Inhibits Ag5.} 12. Bf4 Bxc3 $146 (12... Bc7 $14 13. Bxc7 Qxc7) ({Predecesor:} 12... Bc7 13. Bxc7 Qxc7 14. Rac1 Re8 15. Rfd1 Qf4 16. Ne2 Qd6 17. Ng3 b6 18. Ne4 Nxe4 19. Qxe4 {1-0 (42) Janko,M (2247) -Kostolansky,S (2081) Slovakia 2017}) 13. bxc3 $16 b6 14. Ba2 {The bishop pair is nice.} Bb7 ({Las negras deberían jugar} 14... Re8) 15. Rfe1 $1 Rc8 16. Rac1 Re8 17. h3 (17. Bb1 $16) 17... a6 (17... Nd7 $1 $14) 18. a4 ({Las blancas deberían intentar} 18. c4 $1 $18) 18... Nd5 19. Bd2 Qd6 ({Mejor es} 19... Nf6) 20. Bb1 (20. Rb1 $16) 20... Nf6 $14 21. Re3 Ne7 22. Ne5 $1 Nf5 23. Re2 (23. Ree1 {pudiera ser más fuerte.}) 23... Qd5 $2 (23... b5 $1 $14) 24. f3 $18 b5 25. axb5 axb5 {[%cal Ob5b4]} 26. g4 $1 Ne7 {[#]} (26... Nh4) 27. h4 (27. Bxh6 $142 $1 {[%cal Og4g5][%mdl 512] Amenazando con fuerza g5!} Nc6 (27... gxh6 28. Qe3) 28. Nxf7 $1) 27... Kf8 (27... Ng6 {era lo que pedía.} 28. Nxg6 fxg6) 28. Rf1 Nc6 {[#]} 29. Nxf7 {[%mdl 512]} Kxf7 30. Qg6+ ({No} 30. g5 hxg5 31. hxg5 Nd7 $11) 30... Kg8 31. g5 $2 (31. Bxh6 $1 $18 {[%csl Gh6][%cal Rg6g7]} Qd7 32. g5) 31... Ne7 $11 32. Qc2 Nf5 $1 33. gxf6 gxf6 {Amenazan ganar con ...Rh8.} 34. Ba2 Rc4 (34... Qxd4+ $1 $11 35. Be3 Qe5 36. Bxh6 (36. Bf2 $2 Qf4 $19) 36... Rxc3 37. Rxe5 Rxc2 38. Rxe6 Rec8) 35. Bxc4 (35. Qe4 $16) 35... Qxc4 $14 36. Rg2+ Kh7 $1 37. h5 $1 {Af4 es la amenaza fuerte.} Ra8 $1 {[%cal Ob5b4] [#]} 38. Bf4 (38. Qb1 $1 $16) 38... Bd5 (38... b4 $11) 39. Kh2 $2 {[%mdl 8192]} Qxf1 { Quite a comeback for Black. Weighted Error Value: Blancas=0.54/Negras=0.42} 0-1 [Event "Titled Tuesday intern op 25th May"] [Site "Chess.com INT"] [Date "2021.05.25"] [Round "8"] [White "Salem, AR Saleh"] [Black "Khanin, Semen"] [Result "1-0"] [ECO "E56"] [WhiteElo "2682"] [BlackElo "2517"] [PlyCount "47"] [EventDate "2021.05.25"] [EventType "swiss (blitz)"] [EventRounds "11"] [EventCountry "USA"] [SourceTitle "CBM 203 Extra"] [Source "ChessBase"] [SourceDate "2021.09.30"] [SourceVersion "1"] [SourceVersionDate "2021.09.30"] [SourceQuality "1"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd3 dxc4 7. Bxc4 c5 8. O-O Nc6 9. a3 Ba5 10. Bd3 h6 {E56: Defensa Nimzoindia (Variante principal).} 11. Bb1 $5 {[%mdl 4] Leaves trodden paths. Leaves trodden paths.} cxd4 12. exd4 Bxc3 $146 ({Predecessor:} 12... Bb6 {[%cal Rc6d4]} 13. Be3 Ne7 14. Qd2 Nf5 15. Bxf5 exf5 16. d5 {Inhibits Ae6.} Bxe3 $1 17. fxe3 Re8 18. h3 (18. Qd4 $11) 18... Qb6 {0-1 (37) Stocek,J (2566) -Pavlidis,A (2522) Hoogeveen 2015}) (12... Re8 $11) ({Predecesor:} 12... Bb6 13. Be3 Ne7 14. Qd2 Nf5 15. Bxf5 exf5 16. d5 Bxe3 17. fxe3 Re8 18. h3 Qb6 { 0-1 (37) Stocek,J (2566)-Pavlidis,A (2522) Hoogeveen 2015}) 13. bxc3 $14 { [%cal Bb2c3,Bc3c4][%mdl 32]} b6 $1 14. Qd3 Bb7 15. Re1 Qd5 (15... Qc7 $1 $11 { permanece igual.}) 16. c4 $16 Qh5 {[#]} (16... Qd6 $16) 17. Bb2 $1 $18 { [%cal Od4d5]} Rad8 {Parries d5.} (17... Ne7) 18. d5 $1 {Axf6 es la amenaza fuerte.} e5 19. Nxe5 Nxe5 (19... Rfe8 $142) 20. Rxe5 ({No} 20. Bxe5 Rfe8 $16) 20... Qh4 21. Re3 {[#] apuntando a Axf6.} Rfe8 22. Bxf6 {Las blancas amenazan Dh7+ y mate. A strong pair of Bishops.} Rxe3 23. Qh7+ Kf8 24. Qh8# {Black did not feel at home in the position after the opening. Weighted Error Value: Blancas=0.17 (very precise) /Negras=1.32} (24. Bxh4 $2 Re1#) 1-0 [Event "Grand Manan"] [Site "New Brunswick"] [Date "1984.??.??"] [Round "5"] [White "Seirawan, Yasser"] [Black "Ivanov, Igor Vasilievich"] [Result "1-0"] [ECO "E21"] [WhiteElo "2525"] [BlackElo "2550"] [PlyCount "67"] [EventDate "1984.??.??"] [EventType "tourn"] [EventRounds "10"] [EventCountry "CAN"] [EventCategory "9"] [SourceTitle "EXT 2010"] [Source "ChessBase"] [SourceDate "2010.11.25"] [SourceVersion "1"] [SourceVersionDate "2010.11.25"] [SourceQuality "1"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 c5 6. a3 Ba5 7. Bf4 $146 ({Predecesor:} 7. dxc5 bxc5 8. Be3 Ne4 9. g3 Nc6 10. Bg2 Rb8 11. Qc2 Rxb2 12. Qxe4 Bxc3+ 13. Kf1 Qa5 14. Rd1 Bf6 15. Ne1 Qa4 16. Rc1 Bd4 17. Bxd4 Nxd4 18. e3 Nb3 19. Qe5 Ra2 20. Qxg7 Rf8 {0-1 (20) Garcia Palermo,C (2470)-Timman,J (2655) Mar del Plata 1982}) 7... Nc6 {E21: Defensa Nimzoindia (4.Cf3).} 8. e3 cxd4 9. exd4 (9. Nxd4 $11 Nxd4 10. exd4) 9... d5 {Las negras están ligeramente mejor.} 10. cxd5 Nxd5 11. Bd2 O-O 12. Bd3 {[#]} ({Las blancas deberían jugar} 12. Qc2 $1 $11) 12... Nf6 (12... Nxd4 $1 $15 {parece más fuerte.} 13. Nxd4 Nxc3 14. bxc3 e5 15. Bxh7+ (15. Be4 exd4 16. O-O Be6 $17) 15... Kxh7) 13. Qc2 $11 { Esperando por b4.} Bxc3 14. bxc3 h6 15. O-O Bb7 16. Rfe1 Rc8 17. Re3 Qd5 { [%cal Oc6d4]} 18. Qd1 (18. c4 $11 Nxd4 19. Qc3 Nxf3+ 20. Rxf3) 18... Rfd8 ( 18... Na5 $1 $17 {Y ahora ...Cc4 ganaría.} 19. a4 (19. Re5 Qb3 $17) 19... Nc4 20. Bxc4 Rxc4) 19. Rb1 (19. Ne1 $1 $15) 19... Qd6 (19... Na5 $1 $17 {[%cal Ra5c4]}) 20. Qe1 (20. a4 $11) 20... Ne7 (20... Nh5 $15) 21. Ne5 $1 Nf5 22. Rh3 {[%cal Be3h3,Bh3h6,Bh6h8,Bh8h5][%mdl 32]} ({Rechace} 22. Bxf5 exf5 23. a4 Re8 $15) 22... Qd5 {[#]} (22... Nd7 $1 $11) 23. f3 $1 $16 {Amenazan ganar con Axf5. } Rc7 $2 {[%mdl 8192] This costs Black the game.} (23... Nxd4 $14 24. cxd4 Qxd4+ 25. Qe3 Qxe3+ 26. Bxe3 Rc3) 24. Bxf5 $18 exf5 {[#]} 25. Bxh6 $1 {[%mdl 512]} gxh6 (25... Rxc3 26. Qxc3) 26. Rxh6 {Dh4 es la amenaza fuerte.} Ng4 27. Nxg4 {[%cal Oe1h4] Dh4! sería matador ahora.} fxg4 28. Qh4 {Las blancas amenazan Th8+ y mate.} Rd6 29. Rh8+ Kg7 30. Qh7+ Kf6 31. Qh6+ Kf5 32. fxg4+ { Las blancas dan mate.} Ke4 33. Qd2 {[%cal Rb1e1]} Qc4 34. Rh5 {source: Chess Horizons, Dec84/Jan95, page 35. Weighted Error Value: Blancas=0.19 (very precise) /Negras=0.63} 1-0 [Event "Olympiad-40"] [Site "Istanbul"] [Date "2012.09.03"] [Round "6.3"] [White "Gonzalez Garcia, Jose"] [Black "Noritsyn, Nikolay"] [Result "1-0"] [ECO "C03"] [WhiteElo "2532"] [BlackElo "2472"] [PlyCount "129"] [EventDate "2012.08.28"] [EventType "team-swiss"] [EventRounds "11"] [EventCountry "TUR"] [SourceTitle "CBM 151"] [Source "ChessBase"] [SourceDate "2012.11.13"] [SourceVersion "1"] [SourceVersionDate "2012.11.13"] [SourceQuality "1"] [WhiteTeam "Mexico"] [BlackTeam "Canada"] [WhiteTeamCountry "MEX"] [BlackTeamCountry "CAN"] 1. d4 e6 2. e4 d5 3. Nd2 h6 4. Ngf3 Nf6 5. Bd3 c5 6. c3 {C03: Defensa Francesa (Variante Tarrasch).} (6. e5 $14 Nfd7 7. c3) 6... cxd4 $1 $11 7. cxd4 dxe4 8. Nxe4 {La posición está igualada.} Bb4+ 9. Nc3 O-O 10. O-O $146 ({Predecesor:} 10. Ne5 b6 11. O-O Bb7 12. Be3 Nc6 13. Ng4 Nxg4 14. Qxg4 f5 15. Qg3 Qf6 16. Bf4 {0-1 (28) Ouwersloot,H (1962)-Arizmendi Martinez,J (2555) Arinsal 2011}) 10... b6 11. Re1 Nbd7 (11... Bb7 $11) 12. a3 {Blancas is much more active. Negras has bad knights.} (12. Ne5 $16 {Esperando por Cc6.} Bb7 13. Nc4) 12... Bxc3 (12... Bd6 $14) 13. bxc3 $16 {[%cal Bb2c3,Bc3c4][%mdl 32]} Bb7 14. c4 Qc7 15. Bb2 (15. h3 $1 $16) 15... Rfd8 (15... Qf4 $1 $14) 16. Qe2 (16. Ne5 $16) 16... Nh5 (16... Qf4 $14) 17. Qe3 (17. Qd1 $1 $16) 17... Nf4 18. Bf1 Ng6 {To avoid Ch4} 19. a4 a5 (19... Rac8 $142) 20. Nd2 ({Las blancas deberían jugar} 20. Qb3) 20... Rac8 (20... Nf6 $16 {era lo que pedía.}) 21. Ne4 $1 $18 {[%cal Bd2e4,Be4c3,Bc3b5][%mdl 32]} Re8 (21... Bxe4 $16 22. Qxe4 Nf6) 22. Nc3 { Y ahora Cb5 ganaría.} Nf6 23. Nb5 Qb8 24. Ba3 Red8 {Parries Ad6.} 25. Rab1 { [%cal Od4d5]} Nh4 (25... Be4 $16) 26. Qh3 Ng6 27. Qg3 Bc6 28. Qxb8 Rxb8 29. f3 $1 Nh4 {[%cal Bg6h4,Bh4f5,Bf5d6][%mdl 32]} (29... Bxb5 30. Rxb5 Rbc8 31. Rxb6 $16) 30. Bd6 Rb7 31. Be5 (31. Bc7 $18 {es la jugada precisa para ganar.} Rd7 32. Be5) 31... Nf5 $16 {[#]} 32. d5 (32. Red1 $1 $16) 32... exd5 $11 33. Bd3 $36 {[%mdl 2048] Las blancas tienen buen juego.} Bxb5 (33... Nh4 $11) 34. Rxb5 ({Mejor es} 34. cxb5 $16 Nd6 35. Rbc1) 34... Nd6 $14 35. Bxf6 gxf6 36. Rxd5 { Amenazan ganar con Tb1.} Rbd7 $2 {[%mdl 8192] [#] This move loses the game for Black.} (36... Rc7 $14) 37. Rd1 $1 $18 Rc7 38. Be4 f5 39. Bxf5 ({Más fuerte que} 39. Rxd6 Rxd6 40. Rxd6 fxe4 $11) 39... Rc5 40. Rxd6 Rxd6 41. Rxd6 Rxf5 42. Rxb6 {[%mdl 4096] Final RT-RT} Rc5 43. Rb5 Rxc4 44. Rxa5 Kg7 45. Kf2 {Las negras deben ahora evitar g4.} Rb4 (45... Rc2+ $142 46. Kg3 Ra2) 46. g4 Rc4 47. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Rb4 48. h5 Rc4 49. Ke3 Rb4 50. Ra6 Rb3+ 51. Ke4 Rb4+ 52. Ke5 Rb3 53. f4 Re3+ 54. Kf5 Rb3 55. Ra5 Ra3 56. Ra8 Ra1 57. a5 { [%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Ra2 58. Ke4 Ra4+ 59. Ke5 Ra1 60. a6 Ra4 61. Kd5 Rxf4 62. Rb8 {a7 es la amenaza fuerte.} ({Menos fuerte es} 62. a7 Ra4 63. Kc6 (63. Ke5 Ra5+ 64. Kd6 Ra6+ 65. Ke7 Ra5 $16) 63... Ra1 $16) 62... Ra4 63. Rb6 Rxg4 64. Kc6 Kf6 65. a7 {Weighted Error Value: Blancas=0.23 (precise) / Negras=0.39} 1-0 [Event "PRO League Atlantic"] [Site "Chess.com INT"] [Date "2017.01.11"] [Round "1"] [White "Lenderman, Aleksandr"] [Black "Noritsyn, Nikolay"] [Result "1-0"] [ECO "C03"] [WhiteElo "2573"] [BlackElo "2468"] [PlyCount "51"] [EventDate "2017.01.11"] [EventType "team-swiss (rapid)"] [EventRounds "7"] [EventCountry "USA"] [SourceTitle "CBM 176 Extra"] [Source "ChessBase"] [SourceDate "2017.03.02"] [SourceVersion "1"] [SourceVersionDate "2017.03.02"] [SourceQuality "1"] [WhiteTeam "Montclair Sopranos"] [BlackTeam "Toronto Dragons"] [WhiteTeamCountry "USA"] [BlackTeamCountry "CAN"] 1. d4 e6 2. e4 d5 3. Nd2 {[%cal Bb1d2,Bd2e4,Be4c3][%mdl 32]} h6 4. Ngf3 Nf6 5. Bd3 c5 6. c3 {C03: Defensa Francesa (Variante Tarrasch).} ({Las blancas deberían jugar} 6. e5 $1 $16 {[%cal Re5f6]}) 6... cxd4 $1 $11 7. cxd4 { Y ahora e5 ganaría.} dxe4 8. Nxe4 {La posición está igualada.} Bb4+ 9. Nc3 O-O 10. O-O b6 11. Re1 Ba6 $146 (11... Bb7 {merece consideración.}) ({ Predecesor:} 11... Nbd7 12. a3 Bxc3 13. bxc3 Bb7 14. c4 Qc7 15. Bb2 Rfd8 16. Qe2 Nh5 17. Qe3 Nf4 {1-0 (65) Gonzalez Garcia,J (2532)-Noritsyn,N (2472) Istanbul 2012}) 12. Bc2 (12. a3 {parece más fuerte.} Bxc3 13. bxc3) 12... Nc6 13. a3 Bxc3 14. bxc3 Rc8 15. Bd2 Qc7 (15... Bb7 $11) 16. Qc1 $1 $14 {[%cal Od2h6] Axh6! es la amenaza fuerte.} Ne7 {[#]} 17. Bxh6 $1 gxh6 $4 {[%mdl 8192] This move loses the game for Black.} (17... Nfd5 $1 $14) 18. Qxh6 $18 {Las blancas están ganado claramente.} Ng6 {Amenazan ganar con ...Df4.} 19. Ng5 { Las negras deben ahora evitar Te3.} Qf4 {Amenazando con fuerza ...Dh4.} 20. Bxg6 Qxf2+ {[#]} 21. Kh1 $1 {[%cal Oe1e3] Las blancas amenazan Te3! y mate.} ({ No} 21. Kxf2 Ng4+ 22. Kg1 Nxh6 $14) 21... fxg6 22. Nxe6 {[%csl Ge6][%cal Rh6g7] } Rf7 {Inhibits Dg7+.} 23. Qxg6+ Kh8 24. Qxf7 {[%csl Ge6][%cal Rf7g7]} Rg8 { [#] To avoid Dg7+} 25. Ng5 $1 Bd3 {[#]} (25... Rxg5 26. Re8+) 26. Re3 $3 { [%mdl 512] Weighted Error Value: Blancas=0.13 (very precise) /Negras=0.40} 1-0 [Event "Voronezh op-A 19th"] [Site "Voronezh"] [Date "2015.06.13"] [Round "2"] [White "Ponkratov, Pavel"] [Black "Kozionov, Kirill"] [Result "1-0"] [ECO "E54"] [WhiteElo "2610"] [BlackElo "2401"] [PlyCount "125"] [EventDate "2015.06.12"] [EventType "swiss"] [EventRounds "9"] [EventCountry "RUS"] [SourceTitle "CBM 167 Extra"] [Source "ChessBase"] [SourceDate "2015.09.14"] [SourceVersion "1"] [SourceVersionDate "2015.09.14"] [SourceQuality "1"] 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 c5 5. d4 cxd4 6. exd4 Bb4 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O b6 10. Bg5 {[%cal Oc3e4]} Nc6 {E54: Defensa Nimzoindia (Variante principal).} (10... Bb7 $11) 11. Bd3 (11. Qa4 $1 $16 Bxc3 12. Qxc6 (12. bxc3 Bb7 $11)) 11... Bb7 $1 $11 12. a3 Bxc3 {La posición está igualada.} 13. bxc3 h6 14. Bh4 {[%cal Bg5h4,Bh4g3,Bg3e5,Be5d6][%mdl 32] a continuación Te1 es bueno para Las blancas.} Qd5 $146 (14... Ne7 $11) ({Predecesor:} 14... Rc8 15. Rc1 Qd6 16. Bxf6 gxf6 17. Re1 Ne7 18. Nh4 f5 19. Qh5 Qf4 20. Re3 Kh7 21. c4 Qg5 22. Qxg5 hxg5 23. Nf3 Bxf3 24. Rxf3 Rfd8 25. d5 Rxd5 26. Rd1 Rxc4 {0-1 (26) Daifas,I (1947)-Kounalakis,E (2132) Heraklion 2007}) 15. Rb1 (15. Bxf6 $16 gxf6 16. Re1) 15... Ne7 $1 $14 16. Rb5 Qd6 17. Ne5 (17. Re1 $11) 17... Ned5 (17... Nfd5 $1 $17 {[%cal Rd5c3]} 18. Rb3 Nf4) 18. Rb3 {apuntando a c4.} Nd7 $1 19. Bg3 {[%cal Oe5f7]} Nxe5 20. Bxe5 Qc6 (20... Qd7 $1 $14) 21. Bb5 $16 {A strong pair of Bishops.} (21. Qg4 $6 f6 22. Bb5 Qc8 $11) 21... Qc8 22. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Ne7 (22... f6 $16 {valía la pena intentarlo.}) 23. Bd6 $18 Qd8 24. c5 Bd5 25. Rc3 a6 26. Bd3 (26. Ba4 $18) 26... Re8 27. Qg4 { Inhibits Cf5. Amenazan ganar con Ae5.} Nc6 {[%cal Be7c6,Bc6d4,Bd4f5][%mdl 32]} 28. a4 {Parries b5.} (28. Bf4 $16) 28... bxc5 (28... b5 $1 $11) 29. dxc5 $16 ( 29. Bxc5 $6 e5 $11) 29... Qf6 30. Qg3 e5 $1 $11 {[%cal Be6e5,Be5e4][%mdl 32]} ( 30... Qxc3 31. Bh7+ $1 {[%mdl 512]} Kxh7 32. Qxc3 $16) (30... Bxg2 $2 31. Kxg2 $1 Qd4 32. Qf3 $1 $18 {[%mdl 512]}) 31. Rb1 Nd4 32. Bf1 e4 33. Rcc1 {Tb6 es la amenaza fuerte.} Nf5 $1 34. Qf4 Qg6 (34... e3 $11 35. fxe3 Rxe3) 35. Rd1 (35. Qd2 $14 {pudiera ser más fuerte.} Bc6 36. Rb6 Bxa4 37. Bc7 (37. Rxa6 Rxa6 38. Bxa6 Bc6 $11)) 35... Bc6 $1 {[%cal Bd5c6,Bc6a4,Ba4b5][%mdl 32]} 36. Rb6 Bxa4 37. Ra1 Bb5 38. Bb8 Bc6 39. Re1 {Inhibits e3.} (39. Raxa6 $2 Rxa6 40. Rxa6 e3 41. fxe3 Nxe3 $19) (39. Bd6 $11 Rac8 40. Raxa6) 39... Nd4 40. Re3 {[%mdl 8192]} (40. Qg3 $1 $15) 40... Qh5 $1 $19 41. Qd6 Qd1 {Las blancas deben ahora evitar . ..Ab5.} 42. Rxc6 Raxb8 (42... Rexb8 43. Rb6 (43. Rxa6 Kh7 $17) 43... Re8 44. Rb7 $17) 43. Rb6 Rxb6 44. Qxb6 Re6 {Inhibits c6.} 45. Qb8+ Kh7 46. g3 Qc2 $2 ( 46... Qh5 {Amenazando con fuerza ...Cf3+.} 47. Kg2 Qxc5) 47. Qb7 $2 {[#]} (47. Qf4) 47... f5 $2 (47... Qxc5 48. Qxf7 a5 49. Qf4 $15) (47... Rc6 $1 $19 48. Bxa6 Qxc5) 48. Qd5 $11 Qb2 {[%cal Oe6e5]} 49. Bc4 Re8 (49... f4 $11 {permanece igual.} 50. gxf4 Qb1+ 51. Kg2 Nf3 52. Rxf3 (52. Qxe6 $2 {es la captura errónea.} Qg1+ 53. Kh3 Qxh2+ 54. Kg4 Qg2+ 55. Kf5 Nd4+ 56. Ke5 Nxe6 $19) 52... exf3+ 53. Kh3 (53. Kxf3 $2 Qh1+ 54. Kg4 Qxd5 $19) 53... Qh1 54. Bd3+ (54. Qxe6 Qg2+ 55. Kh4 g5+ 56. fxg5 Qxg5+ 57. Kh3 Qg2+ 58. Kh4 Qg5+ 59. Kh3 Qg2+ 60. Kh4 Qg5+ $11) 54... g6 55. Qxe6 Qg2+ 56. Kh4 Qxf2+ 57. Kh3 Qg2+ 58. Kh4 Qf2+ 59. Kh3 Qg2+ 60. Kh4 Qf2+) 50. Kg2 $16 a5 51. g4 (51. Qd7 $16 Rf8 52. c6) 51... Rf8 {Y ahora ...Cc2 ganaría.} (51... fxg4 $2 52. Rxe4 Rf8 53. Qxd4 $18) 52. gxf5 ( 52. Qe5 $5 {[%cal Rg4g5]} fxg4 53. Be2 $11) 52... Nxf5 (52... Rxf5 {recibe mate.} 53. Qg8+ (53. Qxe4 Qxf2+ 54. Kh1 Qf4 $11) 53... Kg6 54. Rg3+ Rg5 55. Qf7+ Kh7 56. Rxg5) 53. Qxe4 Kh8 54. Rf3 Qf6 {Esperando por ...Ch4+.} 55. Bd3 $40 {[%cal Rf3f5][%mdl 128] Las blancas atacan. Active counter play!} Nh4+ { [%mdl 8192] [#]} (55... g6 $11 56. Kh1 Qc3) 56. Kf1 $1 $18 {[%csl Gd3][%cal Re4h7] Las blancas están ganado claramente.} Qa1+ 57. Bb1 Qxb1+ 58. Qxb1 { [%cal Rf3f8]} Nxf3 {RD-RTC} 59. Qd1 {To avoid Cd2+} Ng5 60. Qd5 {Inhibits Ce6.} a4 61. c6 {[%cal Bc5c6,Bc6c7][%mdl 32]} a3 62. c7 Nf7 63. Qe6 {A wild game. Weighted Error Value: Blancas=0.35/Negras=0.50} 1-0 [Event "POL-ch rapid"] [Site "Zgierz"] [Date "2019.10.06"] [Round "9"] [White "Socko, Bartosz"] [Black "Jakubowski, Krzysztof"] [Result "1-0"] [ECO "E12"] [WhiteElo "2636"] [BlackElo "2509"] [PlyCount "109"] [EventDate "2019.10.06"] [EventType "swiss (rapid)"] [EventRounds "11"] [EventCountry "POL"] [SourceTitle "EXT 2020"] [Source "ChessBase"] [SourceDate "2019.10.17"] [SourceVersion "1"] [SourceVersionDate "2019.10.17"] [SourceQuality "1"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bf4 Bb7 5. Nc3 Bb4 6. Nd2 { E12: Defensa India de Dama (Sistema Petrosian y 4. o 5.Ag5).} O-O 7. Qc2 d5 { Inhibits e4.} 8. e3 $146 {Las negras están ligeramente mejor.} ({Predecesor:} 8. cxd5 exd5 9. e3 Nh5 10. Bg3 c5 11. a3 Ba5 12. Nb3 Bxc3+ 13. bxc3 cxd4 14. Nxd4 Nxg3 15. hxg3 {0-1 (32) Liang,J (1853)-Shi,W (1753) Windsor 2016}) 8... Nbd7 (8... c5 $1 $17 {[%cal Rc5d4] ...cxd4 es la amenaza fuerte.} 9. a3 Bxc3 10. bxc3 Nh5) 9. Bd3 c5 {apuntando a ...dxc4.} 10. cxd5 (10. O-O $11 {debería considerarse.}) 10... cxd4 $15 11. exd4 Bxd5 (11... Nxd5 $15 12. Bxh7+ Kh8) 12. O-O $1 $11 Rc8 ({Mejor es} 12... Bb7 $11) 13. Ba6 $1 $14 Ra8 14. a3 Bxc3 15. bxc3 {[%cal Bb2c3,Bc3c4,Bc4c5][%mdl 32]} Nb8 (15... Re8 $14) 16. Bd3 $16 { A strong pair of Bishops.} h6 {Parries Ag5.} 17. Rfd1 (17. c4 Bb7 $11) 17... Qe7 (17... Nc6 $14) 18. c4 Bb7 19. c5 {Amenazan ganar con Ad6.} Rc8 {[%cal Rb6c5]} 20. Bd6 (20. Nc4 $142) 20... Qd7 {[#]} (20... Qd8 $16) 21. Qb2 ({ Las blancas deberían jugar} 21. Nc4 $1 $18) 21... Ne8 $1 $14 22. Nc4 $36 { [%mdl 2048] Esperando por Af4. Las blancas son más activas.} Qc6 $2 {[%mdl 8192] Black is on the road to losing.} (22... Bd5 $1 $14 23. Bg3 (23. Ne5 Qb7 $11) 23... Bxc4 24. Bxc4 Nf6) 23. Bf1 {Active counter play!} (23. f3 Qa4 $16) ( 23. d5 $142 exd5 24. Ne5) 23... Nd7 $2 (23... Ba6) 24. Rab1 (24. d5 $142 exd5 { [#]} 25. Na5 $1 {[%mdl 512]}) 24... Qe4 (24... Qd5 $142) 25. Bg3 $18 Bd5 $2 ( 25... Qg6 {es más resistente.} 26. f3 (26. cxb6 axb6 27. Nxb6 Nxb6 $14) 26... Bc6) 26. Ne3 bxc5 27. Bd3 Qxd4 {[#]} 28. Bh7+ $1 {[%mdl 512]} Kxh7 29. Rxd4 cxd4 30. Nxd5 (30. Qxd4 Nef6 $14) 30... exd5 31. Qxd4 Nef6 32. h3 Rc4 33. Qe3 a5 (33... Kg8 {era necesario.} 34. f3 a6) 34. Rb7 Re8 35. Qd2 Kg8 36. Kh2 ({No } 36. Qxa5 Rc1+ 37. Kh2 Ree1 $14) 36... Nc5 37. Rc7 a4 38. Qa5 Nce4 (38... Nb3 {era lo que pedía.} 39. Qb5 Nd4) 39. Rxc4 dxc4 40. Qxa4 $2 (40. Be5 $18) 40... Rc8 $2 {[%mdl 8192]} (40... Nxg3 $11 41. Kxg3 Rc8) 41. Qa6 Rc5 42. Bf4 Nd5 ( 42... c3 $142 43. f3 Nd5) 43. Be3 Nxe3 44. Qa8+ ({Y no} 44. fxe3 f5 45. g4 c3 46. gxf5 c2 47. Qa8+ Kf7 48. Qb7+ Kg8 49. Qa8+ Kh7 50. Qxe4 c1=Q $11) 44... Kh7 45. Qxe4+ {[%mdl 4096] Final RD-RTC} Nf5 46. g4 c3 47. Qc2 g6 48. gxf5 gxf5 { RD-RT} 49. Kg3 Kg6 50. Kf4 Rc4+ 51. Ke3 Kg5 52. Kd3 Rc8 53. a4 Kh4 54. Ke2 Kxh3 55. Qxf5+ {Weighted Error Value: Blancas=0.42/Negras=0.72} 1-0 [Event "RUS-chT blitz"] [Site "Sochi"] [Date "2015.05.10"] [Round "5.9"] [White "Zvjaginsev, Vadim"] [Black "Sjugirov, Sanan"] [Result "0-1"] [ECO "B22"] [WhiteElo "2660"] [BlackElo "2670"] [PlyCount "60"] [EventDate "2015.05.10"] [EventType "team-swiss (blitz)"] [EventRounds "11"] [EventCountry "RUS"] [SourceTitle "CBM 166 Extra"] [Source "ChessBase"] [SourceDate "2015.06.18"] [SourceVersion "1"] [SourceVersionDate "2015.06.18"] [SourceQuality "1"] [WhiteTeam "Moscow Our Heritage II"] [BlackTeam "Samara Lada"] [WhiteTeamCountry "RUS"] [BlackTeamCountry "RUS"] 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 cxd4 7. cxd4 Be7 8. O-O {B22: Defensa Siciliana (Variante Alapin).} O-O 9. exd6 (9. Qe2 $14) 9... Bxd6 $5 {[%mdl 4] A promising side line.} 10. Nc3 (10. Re1 { debería considerarse.}) 10... Nc6 11. Re1 b6 $5 $146 {[%mdl 8] New and interesting.} (11... h6 $11 {mantiene el equilibrio.}) ({Predecesor:} 11... h6 12. Qd3 Nce7 13. Bb3 b6 14. Bc2 Nf6 15. Ne5 Bb7 16. Bf4 Bxe5 17. Bxe5 Ng6 { 0-1 (56) Stevic,H (2610)-Kozul,Z (2602) Stari Mikanovci 2010}) 12. a3 ({ Mejor es} 12. Nxd5 $16 exd5 13. Bb5) 12... Nxc3 13. bxc3 Bb7 {[#]} (13... h6 $11 {permanece igual.}) 14. Bd3 (14. Ng5 $1 $16 h6 15. Ne4) 14... h6 15. Bc2 { Amenazan ganar con Dd3.} Ne7 $1 16. Qd3 {[%csl Gc2][%cal Rd3h7]} Ng6 17. Rxe6 $1 fxe6 18. Qxg6 Qf6 19. Qh7+ Kf7 20. Ne5+ Bxe5 (20... Ke7 21. Ng6+ Kd7 22. Nxf8+ Rxf8 23. Be3 $16) 21. dxe5 Qxe5 $40 {[%cal Re5e1][%mdl 128] [#] Las negras tienen cierto ataque. Really sharp!} 22. Be3 $2 (22. Bxh6 $1 $11 Qf6 23. Be3 (23. Bxg7 $2 Qxg7 24. Qh5+ Kf6 $19)) 22... Ke7 $2 (22... Rad8 $19 { Amenazando con fuerza ...Df6.} 23. Re1 Ke7) 23. h4 {This move loses the game for White.} (23. Bxh6 $1 $15 Qf6 24. Be3 (24. Qxg7+ $2 Qxg7 25. Bxg7 Rg8 $19)) 23... Qxc3 $19 24. Rc1 (24. Rd1 Qf6 25. Bd4 (25. Qd3 $2 Rfd8 $19)) 24... Rh8 25. Qg6 Qf6 26. Qg3 Rac8 {To avoid Dc7+} 27. Bd2 $2 (27. Bf4 Rhd8 28. Be5) 27... Rhd8 {Las negras están ganado claramente.} 28. Bb4+ Kf7 29. h5 Kg8 30. Qe3 Qg5 {Weighted Error Value: Blancas=0.79/Negras=0.36} 0-1 [Event "Keres Memorial rap 25th"] [Site "Tallinn"] [Date "2016.01.09"] [Round "8"] [White "Vitiugov, Nikita"] [Black "Gelfand, Boris"] [Result "0-1"] [ECO "E12"] [WhiteElo "2721"] [BlackElo "2735"] [PlyCount "88"] [EventDate "2016.01.08"] [EventType "swiss (rapid)"] [EventRounds "11"] [EventCountry "EST"] [SourceTitle "CBM 170 Extra"] [Source "ChessBase"] [SourceDate "2016.02.25"] [SourceVersion "1"] [SourceVersionDate "2016.02.25"] [SourceQuality "1"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 c5 6. Bg5 Bb7 7. e3 {[%cal Od4d5]} h6 {E12: Defensa India de Dama (Sistema Petrosian y 4. o 5.Ag5).} 8. Bh4 {[%cal Od4d5]} O-O 9. a3 Ba5 {La posición está igualada.} 10. Be2 cxd4 11. exd4 d5 $146 ({Predecesor:} 11... Nc6 12. Rd1 g5 13. Bg3 Ne4 14. Qc2 Bxc3+ 15. bxc3 f5 16. Nd2 Ne7 17. f3 Nxg3 18. hxg3 {1/2-1/2 (35) Noriega de la Sierra,A (2085) -Garus,E (2215) ICCF email 2015}) 12. Rd1 (12. O-O $1 $11 {mantiene el equilibrio.}) 12... Nbd7 (12... dxc4 $17 13. Qxc4 Ba6 14. Bxf6 Qxf6) 13. O-O $11 {Las negras deben ahora evitar cxd5.} dxc4 14. Bxc4 Bxc3 15. bxc3 Rc8 { Amenazando con fuerza ...Dc7.} 16. Be2 Qc7 17. c4 Nh5 {Amenazan ganar con ... Cf4.} 18. Rfe1 $1 Qf4 19. Bg3 (19. Be7 $14) 19... Nxg3 20. hxg3 Qc7 21. Qe3 Rfd8 22. Rc1 Qc6 23. Bf1 Nf6 {[%cal Bd7f6,Bf6e4,Be4c5,Bc5b3,Bb3c1][%mdl 32]} 24. Ne5 (24. Rcd1 $11) 24... Qe4 $1 $15 25. Qxe4 Nxe4 26. Red1 Rd6 27. g4 {[#]} (27. Be2 $15 {debería considerarse.}) 27... Rcd8 $1 $17 28. Nf3 {[#] White does not recover from this.} (28. d5 $17 {era forzado.}) 28... Nc5 $1 $19 { [%mdl 512] Y ahora ...Axf3 ganaría.} 29. Re1 Nb3 {[%csl LRc1,LRd4]} 30. c5 $2 (30. Rb1 {es lo único para Las blancas.} Nxd4 31. Nxd4 Rxd4 32. c5) 30... Nxc1 {Las negras están ganado claramente.} 31. cxd6 Nb3 32. Rb1 Bd5 33. Ne5 Rxd6 34. a4 Nxd4 35. Rc1 Nc6 36. Nd3 g5 37. f3 Kg7 38. Nb2 Ne5 39. Rc7 Rd7 40. Rc3 Bc6 41. a5 bxa5 42. Nd3 Nxd3 43. Bxd3 Rd6 44. Bc2 Bb5 {Weighted Error Value: Blancas=0.40/Negras=0.11 (very precise)} 0-1 [Event "Prague m"] [Site "Prague"] [Date "2020.10.12"] [Round "7"] [White "Short, Nigel D"] [Black "Nguyen, Thai Dai Van"] [Result "0-1"] [ECO "E57"] [WhiteElo "2626"] [BlackElo "2571"] [PlyCount "126"] [EventDate "2020.10.10"] [EventType "match (rapid)"] [EventRounds "10"] [EventCountry "CZE"] [SourceTitle "CBM 198 Extra"] [Source "ChessBase"] [SourceDate "2020.11.30"] [SourceVersion "1"] [SourceVersionDate "2020.11.30"] [SourceQuality "1"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Nf3 dxc4 8. Bxc4 c5 9. O-O cxd4 10. exd4 Nc6 11. a3 Nd5 { E57: Defensa Nimzoindia (Variante principal).} 12. Bg3 Nxc3 13. bxc3 b6 $146 { La posición está igualada.} ({Predecesor:} 13... Bf6 14. Qe2 b6 15. Rfd1 Na5 16. Ba2 Bb7 17. Ne5 Rc8 18. Rac1 Qe7 19. Ng4 Kh8 20. Nxf6 Qxf6 {1/2-1/2 (40) Monnisha,G (2288)-Mahalakshmi,M (2149) Dindigul 2015}) 14. Qd3 Bb7 15. Ba2 Bf6 16. Rfe1 {Y ahora Ab1 ganaría.} Re8 (16... Ne7 $11) 17. Rad1 Rc8 18. Bb1 (18. c4 $1 $16) 18... g6 $11 19. h4 {[%cal Oh4h5] Amenazan ganar con h5!} h5 $1 20. c4 {d5 es la amenaza fuerte.} Ne7 {To avoid d5} 21. Be5 (21. d5 $11) 21... Nf5 $17 22. g3 Bxe5 (22... Kg7 $15) 23. Nxe5 $11 Qf6 $1 24. Qd2 Red8 25. Qf4 Kg7 26. Ba2 (26. Be4 $15 Bxe4 27. Qxe4) 26... Ne7 {Amenazando con fuerza ...Dxf4.} 27. Qxf6+ (27. Qe3 $15) 27... Kxf6 $19 28. Rd2 (28. c5 $142) 28... Nc6 $2 ( 28... Nf5 $19 29. Red1 (29. d5 exd5 30. cxd5 Rc3 $17) 29... Ba6) 29. Nxc6 $15 Rxc6 30. Red1 Rc7 31. f4 Bf3 (31... Rdc8 $1 $15) 32. Rc1 {[#]} ({Las blancas deberían intentar} 32. Rb1 $11) 32... Rcd7 {Negras is more active.} (32... Bd5 $1 $17 {[%cal Ob6b5][%mdl 512] Las blancas deben ahora evitar ...b5!} 33. a4 Bc6) 33. Kf2 $11 Bb7 34. Ke3 Ke7 35. Bb3 Rc7 36. c5 Bd5 37. Bxd5 Rxd5 {[%mdl 4096] Final RTT-RTT} 38. Rdc2 Rcd7 39. c6 $2 (39. Rc3 $11 {y Las blancas siguen a salvo.}) 39... Rc7 $19 40. a4 Kd6 (40... Rd8 $142 {apuntando a ...Rd6. } 41. a5 Rb8) 41. Rc4 $17 Ra5 42. Ke4 (42. Kf3 $17) 42... Rf5 (42... b5 $1 $19 {[%cal Rb5c4] tiene mejores opciones de victoria.} 43. axb5 Rxb5) 43. R1c2 (43. R1c3 $17) 43... Rd5 (43... b5 $1 $19 {[%cal Rb5c4]} 44. axb5 Rxb5) 44. Rc1 (44. Ke3 $17) 44... b5 $1 $19 45. axb5 Rxb5 46. R1c3 {[#]} Rb6 (46... Ra5 $1 $19 47. Kf3 Ra6) 47. Ra4 a6 ({Mucho más débil es} 47... Rcxc6 $6 48. Rxc6+ Rxc6 49. Rxa7 $11) ({Más débil es} 47... Rbxc6 48. Rca3 $15) 48. Rca3 Rcxc6 49. Ra5 Ke7 50. d5 {[#]} Rd6 (50... exd5+ $1 $17 51. Rxd5 Rb5) 51. dxe6 $11 Rxe6+ 52. Kf3 Kf6 53. R5a4 Rec6 54. Ra5 Rd6 55. R5a4 (55. g4 $11) 55... Kf5 56. Ra5+ (56. Rc4 $11) 56... Rb5 $1 $15 57. Rxa6 {[%mdl 8192]} (57. R5a4 $15) 57... Rxa6 $19 {Las negras están ganado claramente.} 58. Rxa6 $15 {RT-RT} Rb3+ 59. Kf2 Kg4 60. Rf6 (60. f5 $142 Rf3+ 61. Kg2 Rxg3+ 62. Kh2 Kxh4 63. fxg6 fxg6 64. Ra4+ Rg4 65. Ra3) 60... Rf3+ $19 61. Ke2 Kxg3 62. Rxf7 Rxf4 63. Rg7 Rf6 {Weighted Error Value: Blancas=0.54/Negras=0.31} 0-1 [Event "EU-ch blitz"] [Site "Warsaw"] [Date "2011.12.16"] [Round "13"] [White "Korobov, Anton"] [Black "Dreev, Alexey"] [Result "0-1"] [ECO "D52"] [WhiteElo "2660"] [BlackElo "2710"] [PlyCount "90"] [EventDate "2011.12.16"] [EventType "swiss (blitz)"] [EventRounds "13"] [EventCountry "POL"] [SourceTitle "CBM 145 Extra"] [Source "ChessBase"] [SourceDate "2012.01.03"] [SourceVersion "1"] [SourceVersionDate "2012.01.03"] [SourceQuality "1"] 1.d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 h6 10. Bh4 c5 11. Bd3 {D52: Gambito de Dama Rehusado (Variante Cambridge Springs).} (11. a3 $5 {[%cal Ra3b4]} Bxc3 12. bxc3 $14) 11... cxd4 12. exd4 b6 13. O-O {La posición está igualada.} Bb7 14. a3 Bxc3 15. bxc3 O-O 16. Rfe1 ({Es inferior} 16. c4 Qxd2 17. Nxd2 Nf4 $17) 16... Rac8 {[%cal Rc8c3]} 17. c4 Qxd2 18. Nxd2 Nf4 {[%csl LRd3,LRg2]} 19. Bf1 ({Rechace} 19. Be4 Bxe4 20. Rxe4 e5 21. dxe5 Nc5 $1 $15) 19... g5 20. Bg3 Rfd8 $146 ({Predecesor:} 20... Nf6 21. f3 Rfd8 22. Bf2 Ne8 23. a4 Nd6 24. a5 Nf5 25. axb6 axb6 26. g3 Ng6 { 1/2-1/2 (55) Beliavsky,A (2665)-Pinter,J (2575) Hungary 1998}) 21. Nb3 (21. f3 $14) 21... Bc6 $11 22. f3 $1 Ba4 $1 23. Rb1 (23. Nd2 $14) 23... Nb8 24. Bf2 ( 24. Bxf4 $11 gxf4 25. Re4) 24... Nc6 $15 25. g3 Ng6 {Amenazando con fuerza ... Axb3. Negras is more active. Pair of Knights!} 26. Re4 Nge7 (26... Nce7 $17) 27. g4 {[#]} (27. h4 $15 {debería considerarse.}) 27... Ng6 $1 $17 28. Nd2 $2 {[%mdl 8192] Loses the game.} ({Las blancas deberían jugar} 28. Rb2 $1 $15) 28... Bc2 $19 {[%csl LRb1,LRe4]} 29. Rbe1 Bxe4 30. Rxe4 Nf4 {Amenazan ganar con ...f5.} 31. Nb3 Rc7 32. h4 Rcd7 33. Kh2 Kg7 34. Kg3 f5 {[%cal Bf7f5,Bf5g4, Bg4f3][%mdl 32]} 35. Re1 Ne7 36. c5 $2 (36. a4) 36... Ned5 37. Re5 $2 (37. h5) 37... Rf7 38. Bc4 gxh4+ 39. Kh2 fxg4 40. Bxh4 Nf6 41. Bxe6 $2 (41. Bg3 Ng6 42. Rxe6) 41... Nxe6 {Las negras están ganado claramente.} 42. Rxe6 bxc5 43. Nxc5 Rxd4 44. Re2 {Y ahora Ce6+ ganaría.} gxf3 45. Ne6+ Kh7 {Weighted Error Value: Blancas=0.77/Negras=0.26 (precise)} 0-1 [Event "Moscow-A"] [Site "Moscow"] [Date "1988.??.??"] [Round "?"] [White "Levitt, Jonathan"] [Black "Psakhis, Lev"] [Result "0-1"] [ECO "E42"] [WhiteElo "2485"] [BlackElo "2560"] [PlyCount "54"] [EventDate "1988.??.??"] [EventType "tourn"] [EventRounds "11"] [EventCountry "URS"] [EventCategory "12"] [SourceTitle "CBM 009"] [Source "ChessBase"] [SourceDate "1989.04.01"] [SourceVersion "1"] [SourceVersionDate "1989.04.01"] [SourceQuality "1"] 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 c5 5. Nge2 b6 6. a3 Ba5 7. Ng3 (7. Rb1 $16 {Y ahora b4 ganaría.} Na6 8. Nf4) 7... Bb7 $11 { E42: Defensa Nimzoindia (Variante Rubinstein).} 8. Bd2 {[%cal Ob2b4]} O-O 9. Bd3 {[%cal Od4d5,Bf1d3,Bd3c4,Bc4a2][%mdl 32] Amenazan ganar con d5!} cxd4 $146 (9... d5 $1 $15) ({Predecesor:} 9... d5 10. cxd5 exd5 11. O-O Ba6 12. Bxa6 Nxa6 13. dxc5 bxc5 14. b4 Bb6 15. Qa4 Nc7 16. bxc5 Bxc5 {1-0 (38) Bass,L (2405) -Silman,J (2355) Chicago 1982}) 10. exd4 {Amenazando con fuerza b4.} Bxc3 ( 10... Bxg2 $2 11. Rg1 $18) 11. bxc3 d5 12. O-O $1 dxc4 13. Bxc4 Nc6 14. Qe2 Na5 15. Ba2 $1 Rc8 16. Rfc1 h6 17. Rab1 Qd7 $1 18. c4 {[#]} (18. f3 $142) 18... Nc6 $1 $17 (18... Qc6 19. d5 exd5 20. cxd5 $14) 19. d5 exd5 20. cxd5 Nd4 (20... Nxd5 21. Rd1 $17) 21. Qd3 Bxd5 22. Rxc8 (22. Qxd4 $17 Bxa2 23. Qxd7 Nxd7 24. Nf5) 22... Rxc8 $19 23. Rb4 $2 (23. Qxd4 {sigue luchando.} Bxa2 24. Qxd7 Nxd7 25. Rc1 Rxc1+ 26. Bxc1) 23... Nc6 {Pair of Knights!} ({Es inferior} 23... Bxa2 24. Rxd4 Qc7 25. h3 $17) (23... Nc2 $142 24. Rb2 {[#]} Be6 $1 25. Qxd7 Bxd7) 24. Ne4 $2 (24. Rb2) 24... Nxb4 {Las negras están ganado claramente.} ({ Más fuerte que} 24... Nxe4 25. Rxe4 Be6 26. Qxd7 Bxd7 27. h3 $15) ({Peor es} 24... Bxe4 25. Qxd7 Nxd7 26. Rxe4 $17) 25. Nxf6+ gxf6 26. axb4 Be6 27. Qg3+ Kh8 {Weighted Error Value: Blancas=0.81/Negras=0.15 (very precise)} 0-1 [Event "RUS-ch blitz"] [Site "Sochi"] [Date "2017.10.02"] [Round "7"] [White "Rakhmanov, Alexander"] [Black "Khismatullin, Denis Rimovich"] [Result "0-1"] [ECO "D42"] [WhiteElo "2669"] [BlackElo "2628"] [PlyCount "130"] [EventDate "2017.10.02"] [EventType "swiss (blitz)"] [EventRounds "20"] [EventCountry "RUS"] [SourceTitle "EXT 2018"] [Source "ChessBase"] [SourceDate "2017.10.13"] [SourceVersion "1"] [SourceVersionDate "2017.10.13"] [SourceQuality "1"] 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e3 e6 5. d4 d5 6. a3 cxd4 7. exd4 Ne4 8. Bd3 Nxc3 9. bxc3 dxc4 10. Bxc4 Be7 11. O-O O-O 12. Bd3 b6 13. Qc2 h6 {D42: Gambito de Dama Rehusado (Defensa semi-Tarrasch).} 14. Qe2 {apuntando a De4.} Qd6 (14... Qc7 $16 {es una defensa mejor.}) 15. Re1 $1 $18 (15. Qe4 f5 16. Qe2 Qc7 $14) 15... Bd7 {Las blancas están claramente mejor.} 16. a4 (16. Qe4 f5 17. Qe2 Rfe8 $14) (16. Ne5 $18) 16... Qc7 $146 ({ Predecesor:} 16... Rae8 17. Nd2 Qc7 18. Ne4 f5 19. Ng3 Bd6 20. Nf1 e5 21. d5 Na5 22. Bb2 Nb3 23. Ra2 Nc5 {0-1 (40) Lazo,G-Quinones,C (2149) Arequipa 2003}) 17. Bd2 (17. Qe4 $6 f5 18. Qe2 Bf6 $14) (17. Bb1 $16) 17... Rfe8 (17... Bd6 $1 $14) 18. Qe4 (18. g4 $142) 18... f5 19. Qe2 Bf6 20. Bc4 Kh7 (20... Na5 $11 21. Ba2 Rac8) 21. Qd3 $2 (21. h4 $1 $16) 21... Kh8 (21... e5 $15 22. dxe5 Nxe5 23. Nxe5 Bxe5) 22. h4 (22. Bb5 $14 {era preferible.}) 22... e5 $11 {Esperando por . ..e4.} 23. dxe5 Nxe5 24. Nxe5 Bxe5 25. Bf7 $1 Re7 {[#]} (25... Red8 $1 $15 26. Qe2 Bh2+ 27. Kh1 Bc6) 26. Bg6 (26. Bf4 $142 $1 Bc6 27. Rxe5 (27. Qxf5 $2 Bxf4 28. Rxe7 Bh2+ 29. Kh1 Qxe7 $19) 27... Rxe5 28. Qc4) 26... Rd8 {[#]} (26... Be6 $11) 27. Qc2 $2 {[%mdl 8192] [#]} (27. Bf4 $1 $16 {es forzado si se quiere seguir mejor.} Bc6 28. Qe3 (28. Qxf5 Bxf4 29. Rxe7 Bh2+ 30. Kh1 Qxe7 $17)) 27... Qd6 (27... Qc4 $1 $19 {[%cal Rc4h4]} 28. h5 (28. g3 $2 Qg4 $19) 28... Qh4 29. Rxe5 Rxe5) 28. h5 $15 Bxa4 $2 {[%mdl 8192]} 29. Rxa4 $2 (29. Qxa4 $18 Bh2+ 30. Kh1) 29... Qxd2 $11 30. Qxd2 Rxd2 31. Kf1 {Amenazan ganar con f4.} Rd8 ({ Las negras deberían jugar} 31... Rdd7 $1 $11) 32. f4 $14 Bf6 (32... b5 $14 33. Ra6 Bf6) 33. Rxe7 $16 Bxe7 34. Rxa7 {[%mdl 4096] Final RTA-RTA} Bf6 35. c4 Bd4 ({Las negras deberían intentar} 35... Kg8 36. Ke2 (36. Bxf5 Rd4 $16) 36... Bd4 37. Bxf5 b5) 36. Rb7 Rc8 $2 {[%mdl 8192]} (36... Kg8 $16 {era necesario.} 37. Bxf5 Kf8) 37. Bxf5 $18 Rf8 38. g4 Bc5 39. Kg2 Kg8 40. Kf3 Re8 41. g5 Kh8 $2 ( 41... hxg5 42. fxg5 Re5) 42. gxh6 gxh6 43. Rh7+ Kg8 44. Rxh6 Re3+ 45. Kg4 Rc3 46. Rg6+ Kh8 47. Be6 Rc1 48. Kf5 {Las blancas quieren dar mate con Rf6.} Rg1 49. Rf6 (49. Kf6 $142 Bd4+ 50. Kf7) 49... Kh7 50. Bd5 Rg7 51. h6 {[%cal Bh5h6, Bh6h7][%mdl 32]} Rg1 52. Be4 Rg3 53. Ke6+ Kg8 54. Rf7 Re3 55. h7+ Kh8 56. Kd5 { Tc7 es la amenaza fuerte.} Re1 57. Rb7 {Tb8+ sería matador ahora.} Rd1+ 58. Ke6 {Las blancas amenazan Tb8+ y mate.} Rd8 {Inhibits Tb8.} 59. Bg6 Rd6+ 60. Kf5 {Con la intención de Tb8+ y mate.} Rd8 {To avoid Tb8} 61. Kg4 Bd4 62. Kg5 Be3 63. Kg4 Rc8 64. Re7 Bc5 65. f5 $4 {[%mdl 8192]} Bxe7 {A wild game. Weighted Error Value: Blancas=0.78/Negras=1.02} 0-1