[Event "New York International Masters-01"] [Site "New York"] [Date "1924.03.27"] [Round "9"] [White "Marshall, Frank James"] [Black "Lasker, Emanuel"] [Result "1/2-1/2"] [ECO "D10"] [Annotator "Tactical Analysis 4.1 (180s)"] [PlyCount "124"] [EventDate "1924.03.16"] [EventType "tourn"] [EventRounds "22"] [EventCountry "USA"] [SourceTitle "HCL"] [Source "ChessBase"] [SourceDate "1999.07.01"] [SourceVersion "2"] [SourceVersionDate "1999.07.01"] [SourceQuality "1"] {Analizada por Fat Fritz 2.0 y repasada por Stockfish 14.} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Qb3 $5 (5. Nf3 Bf5 6. Qb3 Qb6 7. Qxb6 axb6 8. e3 h6 9. Ne5 e6 10. Bb5+ Nfd7 11. Bd2 Bd6 12. Nxd7 Nxd7 13. O-O Ke7 14. Rfc1 Rhc8 15. f3 Bg6 16. Na4 Rc2 17. Rxc2 Bxc2 18. b3 Rd8 19. Rc1 Bf5 20. g4 Bg6 21. Bxd7 Kxd7 22. Nxb6+ Ke8 23. b4 Bb8 24. a4 Ba7 25. Nc8 Bb8 26. b5 Rd7 27. Bb4 Rc7 28. Nd6+ Kd7 29. Rxc7+ Kxc7 30. a5 f6 31. Bc5 b6 32. axb6+ Kd7 33. Nb7 Bd3 34. Bf8 Bxb5 35. Bxg7 Ke7 36. Bxh6 e5 37. Kg2 Kf7 38. h4 Be2 39. Kf2 Bd1 40. dxe5 fxe5 41. Nd8+ Kg6 42. Bf8 Ba4 43. h5+ Kf6 44. Nb7 d4 45. Nc5 Bb5 46. Ne4+ {1-0 (46) Schelfhout,W-Euwe,M Amsterdam ASCWinter 1923/24 (5) 12.1923}) 5... e6 (5... g6 6. Nf3 Bg7 7. Bg5 e6 8. e3 O-O 9. Bd3 Nc6 10. Ne5 Na5 11. Qc2 Bd7 12. O-O Rc8 13. Qe2 h6 14. Bh4 Qe8 15. f4 a6 16. Rf3 Nc6 17. Bxf6 Bxf6 18. Ng4 Bg7 19. Rh3 h5 20. Rxh5 Nxd4 21. exd4 gxh5 22. Ne5 f5 23. Rf1 Rf6 24. Rf3 Bc6 25. Re3 Rh6 26. Qe1 Qf8 27. a3 Qd6 28. h3 Rf8 29. Qf1 Be8 30. Re1 Bc6 31. Kh1 Qc7 32. Bb1 Bxe5 33. Rxe5 Rf7 34. Bd3 Rg7 35. Be2 h4 36. Bf3 Bb5 37. Qe1 Bc6 38. Qd2 Kh7 39. Re1 Qf7 40. Qe3 Rg3 41. Ne2 Rg8 42. Nc3 Qg6 43. Qd2 Qg3 44. Rc1 Rg7 45. Qe3 Qg6 46. Re1 Qf6 47. Rc1 Qd8 48. Qd2 Be8 49. Ne2 Bh5 50. Bxh5 Rxh5 51. Ng1 Rh6 52. Re1 Rhg6 53. Re2 Qg8 54. Nf3 Rg3 55. Ng5+ Kh8 56. Rxe6 Rg6 57. Re7 Rg7 58. Re5 Rc7 59. Qe1 Rxg5 60. Qxh4+ {1-0 (60) Gruenfeld,E-Wegemund,O, DSB-23 Kongress Meisterturnier-21 Frankfurt (9) 1923}) 6. Bf4 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} (6. Nf3 Nc6 7. Bg5 h6 8. Bh4 Qb6 9. Qxb6 axb6 10. e3 Bd7 11. Bb5 Bb4 12. O-O Bxc3 13. bxc3 Ne4 14. c4 Nc3 15. a4 dxc4 16. Bxc4 Rxa4 17. Rxa4 Nxa4 18. Ra1 Na5 19. Ne5 Nxc4 20. Nxc4 f6 21. Rb1 Bc6 22. f3 Kd7 23. Nxb6+ Nxb6 24. Rxb6 Ra8 25. Rb2 Ra1+ 26. Kf2 f5 27. Bg3 Bd5 28. Be5 g6 29. Bg7 h5 30. h4 Ra2 31. Rxa2 Bxa2 32. e4 {½-½ (32) Marshall, F-Capablanca,J San Sebastian International Masters-01 (2) 1911}) 6... Nc6 7. Nf3 (7. Nb5 $2 Bb4+ 8. Kd1 Ne4 9. Nc7+ Kf8 10. Nxa8 Nxf2+ 11. Kc1 Nxh1 $19) 7... Be7 8. e3 Nh5 9. Bg3 O-O 10. Bd3 f5 {[#]} (10... Bd7 $11) 11. Be5 $146 ({ Predecessor:} 11. O-O g5 12. h3 Nxg3 13. fxg3 Bf6 14. Rad1 Qb6 15. Qxb6 axb6 16. a3 Bd7 17. Bb5 Be8 18. g4 Bf7 19. Ne1 Ne7 20. gxf5 exf5 21. Bd7 Bg6 22. Be6+ Kg7 23. Nxd5 Nxd5 24. Bxd5 Rae8 25. Bxb7 Rxe3 26. Nf3 g4 27. hxg4 fxg4 28. Ne5 Bxe5 29. dxe5 Rxf1+ 30. Kxf1 g3 31. Ba6 Rxe5 32. Bd3 Bf7 33. Re1 Rxe1+ 34. Kxe1 Bd5 35. Kf1 h5 36. Bb5 Kf6 37. b4 Ke7 38. a4 Kd6 39. a5 bxa5 40. bxa5 Kc7 41. Be2 h4 42. Bf3 h3 43. Kg1 h2+ 44. Kh1 Bc4 45. Be4 Kb8 46. Bf3 Ka7 47. a6 Bb5 48. Bb7 Kb8 49. a7+ Kxa7 50. Bc6 Ba6 51. Bb5 {½-½ (52) Marshall, F-Nimzowitsch,A Karlovy Vary (Karlsbad-02) Meisterturnier (10) 1911}) 11... Nf6 12. Bxf6 Rxf6 13. Rc1 Bd6 14. Na4 Qa5+ 15. Nc3 Rb8 16. O-O a6 17. Na4 Bd7 18. Nc5 Qc7 19. Ne5 Be8 20. f4 Qe7 21. a3 Rh6 22. Rf2 g5 $1 {[%CAl Rg5f4] [#]} 23. g3 $2 (23. Nxc6 $1 Bxc6 24. Bf1 $11) 23... Kh8 $2 (23... gxf4 $1 24. gxf4 (24. exf4 Nxd4 $17) 24... Nxe5 25. fxe5 Rg6+ 26. Kf1 Bxc5 27. Rxc5 Qg7 $1 28. Ke2 Rg1 29. Kd2 b6 30. Rc2 Rg2 31. Ke1 Rxf2 32. Rxf2 Rc8 $1 33. Qd1 Qg1+ 34. Bf1 Kh8 35. Qf3 Bb5 $1 36. Kd2 Bxf1 37. Rxf1 Qxh2+ $17) 24. Qd1 (24. Qc3 $16) 24... gxf4 25. Nxc6 bxc6 $4 (25... Bxc6 26. exf4 Qg7 $14) 26. exf4 $16 {[#]} Qg7 $2 ( 26... a5 $16) 27. Bxa6 Bh5 (27... Rg6 {might work better.} 28. Bf1 Qf6 $18) 28. Qd2 $18 Rg8 29. Be2 Be8 (29... Bxe2 $142 30. Qxe2 (30. Rxe2 Rxh2 {[%mdl 64] Remove Defender, Decoy} 31. Rxh2 Qxg3+ 32. Rg2 Bxf4 $16) 30... Qxd4 $18) 30. Qe3 Rf6 31. Bf1 (31. Nxe6 $2 Qe7 $19) 31... Qe7 32. a4 h5 33. Rg2 h4 34. Nd3 ( 34. gxh4 Rxg2+ 35. Bxg2 Rh6 $16) 34... Qa7 35. b3 (35. gxh4 Rxg2+ 36. Kxg2 Qxa4 $16) 35... Rg7 36. Ne5 hxg3 37. hxg3 (37. Rxg3 Rh6 $16) 37... Qb6 {[#]} 38. a5 $4 ({Better is} 38. Rh2+ $1 Rh7 39. Rcc2 $18) 38... Qxa5 $14 39. Nxc6 Qb6 $2 ( 39... Bxc6 $1 40. Rxc6 Qb4 $14) 40. Ne5 $1 $18 Rc7 $2 (40... Kg8 41. Rc8 Rf8) 41. Rxc7 Qxc7 42. g4 $1 {[%CAl Rg4f5]} fxg4 43. Nxg4 Rxf4 {[#]} 44. Qxe6 $4 ( 44. Bd3 $1 {mata y gana casi de inmediato al no poder pararse el jaque de la dama blanca en "h3" y luego la descubierta del caballo blanco.} Bf7 (44... Qg7 45. Qh3+ Kg8 46. Nf6+ $18) (44... Bg6 45. Bxg6 Qa7 46. Qh3+ Kg8 47. Nf6+ $1 { [%mdl 576] Discovered Attack} (47. Nh6+ Kf8 $16) 47... Rxf6 48. Bb1+ Kf8 49. Qh8+ {[%mdl 64] Double Attack} Ke7 50. Rg7+ {[%mdl 64] Skewer} Rf7 51. Rxf7+ Kxf7 52. Qh7+ Kf8 53. Qxa7 $18) (44... Kg7 45. Ne5+ $18) 45. Ne5 Rh4 46. Qg5 $18) 44... Rxf1+ $1 $11 45. Kxf1 Bb5+ ({Avoid the trap} 45... Qc1+ $2 46. Qe1 $18 (46. Kf2 Qf4+ 47. Kg1 Qc1+ 48. Kf2 Qf4+ 49. Kg1 Qc1+ 50. Kf2 $11)) 46. Re2 $1 Bxe2+ 47. Qxe2 {And now Qe8+ would win.} Qf7+ 48. Qf2 Kg7 49. Ne3 {[#] Strongly threatening Nf5+.} Bf4 $4 {[%mdl 8192]} (49... Ba3 $1 $11 {and Black has nothing to worry.}) 50. Ke2 $1 $18 Qc7 (50... Qf6 51. Qg2+ (51. Nxd5 Qe6+ 52. Ne3 Bg5 $16) 51... Bg5 52. Qxd5 Qe7 $18) 51. Qg2+ Kf8 {[#]} 52. Nxd5 $4 ( 52. Qxd5 $1 Qe7 53. Qc5 $1 Bd6 54. Qa5 $18) 52... Qc2+ $11 {The position is equal.} 53. Kf3 Bd2 54. Qf1 {aiming for Kg4+.} (54. Qf2 {looks sharper.} Qd3+ 55. Kg4+ Ke8 56. Qf5 Qxd4+ $11 {Tablebases de Lomonosov.}) 54... Qxb3+ $11 { Tablebases de Lomonosov.} 55. Ke2+ (55. Ke4+ {is interesting.} Ke8 56. Qe2 Qc2+ 57. Ke5 Kd8 58. Qb5 Kc8 $11) 55... Ke8 56. Qf5 {Intending Qe6+ and mate.} Qc4+ 57. Kxd2 {White threatens Qe6+ and mate.} Qxd4+ 58. Ke2 {Threatening mate with Qe6+.} Qc4+ 59. Kf2 {White wants to mate with Qe6+.} Qc5+ 60. Kg2 {Nf6+ is the strong threat.} Qd6 61. Kf3 Kd8 62. Ke4 Qe6+ $1 {[#] Weighted Error Value: White=0.33/Black=0.51} 1/2-1/2