[Event "43rd Olympiad Batumi 2018 Open"]
[Site "Batumi"]
[Date "2018.10.01"]
[Round "7.1"]
[White "Leko, Peter"]
[Black "Vachier-Lagrave, Maxime"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2690"]
[BlackElo "2780"]
[Annotator ""]
[PlyCount "142"]
[EventDate "2018.??.??"]
[TimeControl "60"]
1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:
00:00]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]}
Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:06]} a6 {[%emt 0:00:00]} 6. f3 {
[%emt 0:00:08]} e5 {[%emt 0:00:00]} 7. Nb3 {[%emt 0:00:07]} Be6 {[%emt 0:00:00]
} 8. Be3 {[%emt 0:00:08]} h5 {[%emt 0:00:00]} 9. Qd2 {[%emt 0:00:23]} Nbd7 {
[%emt 0:00:04]} 10. Nd5 {[%emt 0:00:00] B90: Sicilian Najdorf: Unusual White
6th moves, 6 Be3 Ng4 and 6 Be3 e5} Bxd5 {[%emt 0:00:06]} 11. exd5 {[%emt 0:00:
07]} g6 {[%emt 0:00:09]} 12. Be2 {[%emt 0:00:26]} Bg7 {[%emt 0:00:07]} 13.
O-O-O {[%emt 0:00:10] LiveBook: 3 Games} (13. O-O a5 14. a4 O-O 15. Bb5 Qc7 16.
c4 b6 17. h3 Nc5 18. Nxc5 bxc5 {1/2-1/2 (49) Carlsen,M (2842)-Vachier Lagrave,
M (2779) Biel 2018}) 13... O-O {[%emt 0:03:47] [#]} 14. g4 $146 {[%emt 0:02:15]
} ({Predecessor:} 14. Kb1 Qc7 15. g4 Rfc8 16. Rc1 a5 {1/2-1/2 (44) Velilla
Velasco,F (2565)-Biedermann,T (2456) ICCF email 2014}) 14... a5 {[%emt 0:03:25]
} 15. a4 {[%emt 0:00:44]} Nb6 {[%emt 0:07:19]} 16. gxh5 {[%emt 0:01:51]} Nxh5 {
[%emt 0:01:34]} 17. Bb5 {[%emt 0:00:13]} Nf6 {[%emt 0:13:19]} 18. h4 {[%emt 0:
48:21]} Qc7 {[%emt 0:00:00]} (18... Rc8 $142) 19. h5 $1 $16 {[%emt 0:18:13]}
Nxh5 {[%emt 0:01:13]} 20. Bh6 {[%emt 0:00:59]} (20. Rxh5 $16 gxh5 21. Rg1)
20... Nf4 $1 $14 {[%emt 0:00:00]} ({Not} 20... Bxh6 $2 21. Qxh6 Rfc8 22. c3 $18
) 21. Bxf4 {[%emt 0:15:24]} (21. Nd4 $5) 21... exf4 {[%emt 0:00:28]} 22. Qxf4 {
[%emt 0:01:40]} Rfc8 {[%emt 0:02:10]} 23. Qe4 $1 {[%emt 0:00:44]} Nxa4 {
[%emt 0:16:42]} 24. Bxa4 {[%emt 0:00:17]} b5 {[%emt 0:00:06]} 25. Bxb5 {
[%emt 0:02:09]} a4 {[%emt 0:00:20]} 26. Nd4 {[%emt 0:01:32] Black must now
prevent Bc6.} a3 {[%emt 0:00:12] Hoping for ...Bxd4.} 27. Bc6 {[%emt 0:02:09]
bxa3 is the strong threat.} axb2+ {[%emt 0:12:01]} 28. Kd2 {[%emt 0:00:12]} Ra2
{[%emt 0:00:15]} 29. Rb1 $1 {[%emt 0:01:06]} Qa5+ {[%emt 0:03:37]} 30. c3 $1 {
[%emt 0:01:15]} Ra4 {[%emt 0:04:25]} 31. Bxa4 {[%emt 0:00:50]} Qxc3+ {[%emt 0:
00:04]} 32. Kd1 {[%emt 0:02:27]} (32. Ke2 $16 Bxd4 33. Qd3) 32... Qc1+ $2 {
[%emt 0:02:07]} (32... Bxd4 $11 {and Black is okay.} 33. Bc6 Rb8) 33. Ke2 $18 {
[%emt 0:00:01]} Qc4+ {[%emt 0:00:06]} 34. Qd3 {[%emt 0:00:15]} Qxa4 {[%emt 0:
00:03]} 35. Nc6 $2 {[%emt 0:01:12]} (35. Rh4 $1 $18 Re8+ 36. Kf2) 35... Re8+
$11 {[%emt 0:00:07]} 36. Kf2 {[%emt 0:00:14] And now Kg3 would win.} Qf4 $1 {
[%emt 0:00:29]} 37. Rbe1 $2 {[%emt 0:02:01]} (37. Rh3 $11) 37... Rxe1 $19 {
[%emt 0:00:12]} 38. Rxe1 {[%emt 0:00:05]} Qh2+ {[%emt 0:00:04]} 39. Kf1 {
[%emt 0:00:22]} Qh1+ {[%emt 0:00:00] Black has strong compensation.} 40. Kf2 {
[%emt 0:00:00]} Qh2+ {[%emt 0:00:00]} 41. Kf1 {[%emt 0:15:35] [#]} Bf6 $1 {
[%emt 0:08:19] ( -> ...Bh4)} 42. Rd1 {[%emt 0:09:49] [#]} Bh4 $1 {[%emt 0:01:
16]} 43. Qd4 {[%emt 0:00:17]} Bg3 $40 {[%emt 0:01:09] White is in trouble.} 44.
Nb4 {[%emt 0:05:55] [#]} b1=Q $1 {[%emt 0:01:03]} 45. Rxb1 {[%emt 0:00:03]}
Qh1+ {[%emt 0:00:07]} 46. Ke2 {[%emt 0:00:02]} Qxb1 {[%emt 0:00:06]} 47. Nd3 {
[%emt 0:00:20]} Qc2+ {[%emt 0:00:00]} 48. Kf1 {[%emt 0:00:24]} Qd2 {[%emt 0:03:
40]} 49. Qe4 {[%emt 0:00:24] [#]} Bh4 $1 {[%emt 0:01:37]} 50. f4 $2 {[%emt 0:
00:38]} (50. Qe2 {might work better.} Qa5 51. Qe4) (50. Qxh4 Qxd3+) 50... Qd1+
{[%emt 0:00:21]} 51. Kg2 {[%emt 0:00:06]} Qg4+ {[%emt 0:00:35]} 52. Kf1 {
[%emt 0:00:14]} Kf8 {[%emt 0:00:00]} 53. Qe3 {[%emt 0:02:10]} Qf5 {[%emt 0:00:
20]} 54. Qf3 {[%emt 0:01:50]} g5 {[%emt 0:01:16]} 55. Ke2 {[%emt 0:00:11]} (55.
Qe3 $142) 55... g4 {[%emt 0:00:00]} 56. Qg2 {[%emt 0:00:37]} Qg6 {[%emt 0:01:
57]} 57. Qh1 {[%emt 0:01:03]} Bf6 {[%emt 0:01:53]} 58. Ke3 {[%emt 0:00:08]} Kg7
{[%emt 0:01:08]} 59. Qg2 {[%emt 0:00:27]} Bd8 {[%emt 0:00:55]} 60. Qb2+ {
[%emt 0:00:10]} Kh7 {[%emt 0:00:00]} 61. Qh2+ {[%emt 0:01:18]} Kg8 {[%emt 0:00:
06]} 62. Qb2 {[%emt 0:00:25]} Ba5 {[%emt 0:01:21]} ({Black should try} 62... f5
$19 63. Kf2 g3+ 64. Kf1 Qh5) 63. Qg2 $2 {[%emt 0:00:38]} (63. Nf2 $17) 63...
Bb6+ {[%emt 0:02:02]} 64. Ke2 {[%emt 0:00:17]} g3 {[%emt 0:00:13]} 65. Ne1 {
[%emt 0:00:33]} Ba5 {[%emt 0:00:00]} 66. Nd3 {[%emt 0:00:21]} Kf8 {[%emt 0:01:
27]} 67. Ke3 $2 {[%emt 0:00:31]} (67. f5 Qh5+ 68. Ke3) 67... Bb6+ {[%emt 0:00:
15] Black is clearly winning.} 68. Kd2 {[%emt 0:00:12]} Qg4 {[%emt 0:00:18]}
69. Kc3 {[%emt 0:01:06]} Be3 {[%emt 0:00:08]} 70. Kc2 {[%emt 0:00:30]} Bxf4 {
[%emt 0:00:39]} 71. Ne1 {[%emt 0:00:25]} Be5 {[%emt 0:00:24] Precision: White
= 61%, Black = 67%.} 0-1
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