[Event "New York International Masters-01"]
[Site "New York"]
[Date "1924.03.26"]
[Round "8"]
[White "Bogoljubow, Efim"]
[Black "Lasker, Emanuel"]
[Result "0-1"]
[ECO "C65"]
[Annotator "Tactical Analysis 4.1 (180s)"]
[PlyCount "142"]
[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"]
{[%evp 9,142,-49,33,28,32,32,45,50,59,72,92,77,78,48,66,42,66,31,91,0,0,0,0,3,
0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-213,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-9,
-9,-9,-9,-8,-9,-15,-15,-26,-32,-66,-9,-15,-15,-16,-8,-8,-8,-9,-9,-8,-9,-9,-8,
-8,0,0,0,-7,-8,0,-8,-8,-9,-9,-9,-8,-3,-7,-8,-88,-88,-101,-99,-117,-110,-244,
-243,-243,-251,-243,-253,-252,-256,-225,-231,-247,-115,-473,-465,-461,-401,
-632,-639,-615,-511,-511,-511,-511,-502,-502,-502,-494,-486,-486,-486]} {
Analizada por Fat Fritz 2.0.} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d4 $5 exd4 5.
Nxd4 Be7 (5... Nxe4 $1 6. O-O Nxd4 (6... Be7 7. Re1 Nxd4 8. Qxd4 Nf6 9. Qe5 c6
10. Bd3 d6 11. Qg3 O-O 12. Nc3 d5 13. Bg5 d4 14. Ne2 Nh5 15. Bxe7 Nxg3 16. Bxd8
Nxe2+ 17. Rxe2 Rxd8 18. Re7 b5 19. Rc7 Rd6 20. Re1 Be6 21. Be4 Bd7 22. Rxd7
Rxd7 23. Bxc6 Rdd8 24. Bxa8 Rxa8 25. Re7 Kf8 26. Rc7 a6 27. f3 Rd8 28. Kf2 d3
29. cxd3 Rxd3 30. Ke2 Rd6 31. Ra7 g6 32. Ke3 Kg7 33. h3 Kf6 34. h4 Ke6 35. b3
h5 36. g4 hxg4 37. fxg4 f5 38. h5 gxh5 39. gxh5 Ke5 40. Rh7 f4+ 41. Ke2 Kf5 42.
Rh8 Re6+ 43. Kf2 Kg5 44. Rf8 Rh6 45. Kf3 Rxh5 46. Rxf4 Rh3+ 47. Ke4 Rh2 48. Rf8
Rxa2 49. Ra8 Re2+ 50. Kd5 Rb2 51. Rxa6 b4 52. Kc4 {1/2-1/2 (52) Lourie,
W-Woodbury,W Boston 1905}) 7. Qxd4 Nc5 $15) 6. O-O {[#] C65: Ruy Lopez: Berlin
Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} a6 $146 ({Predecessor:} 6...
O-O 7. Nc3 Re8 (7... a6 8. Nxc6 bxc6 9. Bd3 d5 10. exd5 cxd5 11. Ne2 Re8 12.
Ng3 Bd6 13. Re1 Rxe1+ 14. Qxe1 Be6 15. b3 Ng4 16. h3 Qf6 17. Rb1 Ne5 18. Be2
Qh4 19. Be3 d4 20. Bd2 Re8 21. f4 Ng6 22. Nh5 Bf5 23. Qxh4 Nxh4 24. Bd1 Be4 25.
g4 Bc5 26. Kh2 Bxc2 27. Bxc2 Nf3+ 28. Kg3 Nxd2 29. Rc1 Re3+ 30. Kf2 Bb6 31. Rd1
d3 32. Bxd3 Rxh3+ 33. Ke1 Rxd3 34. Ke2 Rd8 35. Rxd2 Rxd2+ 36. Kxd2 Bf2 37. f5
Kf8 38. Kd3 Bh4 39. Kc4 g6 40. fxg6 hxg6 41. Nf4 Ke7 42. b4 Bg3 43. Nd3 Bd6 44.
b5 a5 45. Kd5 f5 46. gxf5 gxf5 47. Nb2 f4 48. Ke4 Ke6 49. Nc4 a4 50. b6 c5 51.
Nb2 Kd7 52. Nxa4 Kc6 53. Nb2 Kxb6 54. Nc4+ Kc6 55. Nxd6 Kxd6 {½-½ (55)
Chajes,O-Janowski,D New York Match (16) 1918}) 8. Kh1 Bc5 9. Nb3 Bb4 10. Nd5
Nxe4 11. Qf3 Bf8 12. Bd3 Nc5 13. Nxc5 Bxc5 14. Qf5 g6 15. Nf6+ Kh8 16. Qf4 Re6
17. Nd5 Bd6 18. Qh6 Re5 19. Nf4 Bf8 20. Qh3 d6 21. Qg3 Bg7 22. Bd2 Re8 23. Nd5
Be6 24. Nf4 Ne5 25. Bc3 Qd7 26. Rfe1 Re7 27. Be4 c6 28. Rad1 Qc7 29. Nxe6 Rxe6
30. f4 Nd7 31. f5 Bxc3 32. Qxc3+ Re5 33. Rf1 Nf6 34. Bf3 Qe7 35. g4 g5 36. Qd2
Nd5 37. Bxd5 Rxd5 38. Qc3+ Qe5 39. Rxd5 cxd5 40. Rd1 Qxc3 41. bxc3 Rc8 42. Rxd5
Rxc3 43. Rxd6 Rxc2 44. Rd7 Kg7 45. Rxb7 Rxa2 46. Kg1 a5 47. Rb6 a4 48. Ra6 a3
49. h3 Ra1+ 50. Kg2 f6 51. Ra7+ Kg8 52. Ra8+ Kf7 53. Ra7+ Ke8 54. Rxh7 a2 55.
Ra7 Kd8 56. Kh2 Kc8 57. Kg2 Kb8 58. Ra3 Kb7 59. Ra4 {½-½ (59) Reshevsky,
S-Jaffe,C New York CC International Masters (1) 1922}) 7. Nxc6 bxc6 8. Bd3 {
White is slightly better.} d6 9. Nc3 O-O 10. f4 $1 Re8 11. Kh1 Nd7 12. Be3 Bf6
13. Qf3 {[#]} Rb8 $2 ({Black should try} 13... Bxc3 $1 14. bxc3 Rb8 15. Ba7 Rb2
$14) 14. Rab1 $2 (14. e5 $1 {[%CAl Re5f6]} dxe5 15. Rad1 $1 Rxb2 16. Qe4 Nf8
17. fxe5 Rxe5 18. Qxe5 $1 Bxe5 19. Bxh7+ Kxh7 20. Rxd8 Bxc3 21. Rxc8 Ne6 22. g4
$1 $16) 14... Bxc3 $11 15. bxc3 Rxb1 16. Rxb1 c5 17. c4 Qe7 18. h3 Nf6 {
[%CAl Rf6e4]} 19. Bf2 Bd7 $1 {[%CAl Rf6e4]} ({But not} 19... Nxe4 $2 20. Bxe4
Qxe4 21. Re1 $18) 20. e5 dxe5 21. fxe5 Qxe5 22. Bg3 Qe6 23. Bxc7 Bc6 {[#]} 24.
Qf5 $2 (24. Qg3 $1 {and White stays safe.} Ne4 25. Qe3 h6 26. Rb8 Rxb8 27. Bxb8
$11) 24... Qxf5 $2 (24... Bxg2+ $1 {[%mdl 512]} 25. Kh2 (25. Kxg2 Qc6+) 25...
Qc6 $19) 25. Bxf5 Be4 26. Bxe4 Nxe4 {[%mdl 4096] Endgame KRB-KRN} 27. Rb6 Ra8
28. Rc6 h5 {...Rc8 is the strong threat.} 29. Bb6 h4 30. Kg1 (30. Bxc5 Rd8 31.
Kh2 Rd1 32. Bg1 Ng3 33. Rxa6 Nf1+ 34. Kh1 Ng3+ $11) 30... Re8 31. Bxc5 Rd8 32.
Kf1 Rd2 33. a4 Rxc2 {[#]} 34. Bb4 $6 (34. Ba7 $1 {is more complex.} a5 35. c5
Rf2+ 36. Ke1 Rxg2 37. Rc8+ $11 {Y sigue un instructivo ejemplo:} Kh7 38. c6 Rc2
39. Kd1 Rc4 40. c7 Nc3+ 41. Kd2 Nd5 42. Kd3 Rxc7 43. Rxc7 $1 Nxc7 44. Bb6 Na6
45. Ke3 $1 Kg6 46. Kf4 Nb4 47. Bxa5 Nd3+ 48. Kg4 Nc5 49. Bc3 Nxa4 50. Bd4 $1 f6
51. Kxh4 $11 {Tablebases de Lomonosov.}) 34... Rf2+ 35. Kg1 Ra2 {( -> ...Ra1+)}
36. Be1 (36. Rxa6 $4 {is a self mate.} Ra1+ 37. Be1 Rxe1+ 38. Kh2 Ng3 39. Ra8+
Kh7 40. Rh8+ Kxh8 41. c5 Rh1#) 36... Rxa4 37. Bxh4 Nd2 38. Bd8 Nxc4 39. g4 {[#]
} Nd2 $6 (39... Ne5 $1 40. Rc8 Kh7 41. Ra8 Ra2 $15) 40. Rc8 $11 {Strongly
threatening Ba5+.} Kh7 41. Ra8 Ra2 42. Kg2 Nb3+ 43. Kg3 Nd4 44. h4 Ra3+ 45. Kf2
Nc6 46. Bc7 Ne7 47. Bd6 Ra2+ 48. Kf3 Nc6 49. Bc7 Nd4+ 50. Kg3 Ra3+ 51. Kf2 Ra4
52. Kg3 Ne6 53. Bb6 Ra3+ {[#]} 54. Kg2 $2 (54. Kf2 $1 {remains equal.} Rh3 55.
h5 Ng5 56. Rxa6 $11) 54... Nf4+ $1 $17 {Black converts the advantage
convincingly.} 55. Kf2 Nd3+ $1 56. Kg2 Ne5 57. g5 (57. Ra7 $17) 57... Ng6 $1
$19 58. Bf2 Nf4+ 59. Kh2 Kg6 60. Ra7 a5 61. Bg3 Ra2+ 62. Kh1 Nh5 (62... Ra1+
$19 63. Kh2 Ra2+ 64. Kh1 Nd5) 63. Be5 $2 {[%mdl 8192]} (63. Bh2 $17) 63... Ra4
$19 {[#]} 64. Kg2 Rxh4 65. Ra6+ (65. Kf3 $142 a4 66. Bd6) 65... Kxg5 {Black is
clearly winning.} 66. Rxa5 Kg6 67. Kf3 f6 68. Bd6 Rd4 69. Bc7 Rc4 70. Bd6 Rc6
71. Bb8 Kh6 {[#] Weighted Error Value: White=0.17/Black=0.11} 0-1
