Event: Biel International Chess Festival - Main Tournament
Site: Biel, Switzerland
Date: 2023-07-26
White: Vihan, Shourya
Black: Oestmann, Lukas
Result: 0-1
ECO: A67
Opening: Benoni Defense: Taimanov Variation
Variant: Standard
TimeControl: 90 min / 40 Z?ge + 30 Min / Rest + 30 Sek pro Zug

1. d4 { [%eval 0.0] [%clk 1:30:57] } 1... Nf6 { [%eval 0.28] [%clk 1:30:58] } 2. c4 { [%eval 0.16] [%clk 1:31:20] } 2... c5?! { [%eval 0.93] } { Inaccuracy. e6 was best. } { [%clk 1:31:26] } 3. d5 { [%eval 0.75] [%clk 1:31:43] } 3... e6 { [%eval 0.6] [%clk 1:31:53] } 4. Nc3 { [%eval 0.48] [%clk 1:32:07] } 4... exd5 { [%eval 0.87] [%clk 1:32:22] } 5. cxd5 { [%eval 0.29] [%clk 1:32:29] } 5... d6 { [%eval 0.89] [%clk 1:32:49] } 6. e4 { [%eval 0.74] [%clk 1:32:41] } 6... g6 { [%eval 0.89] [%clk 1:33:17] } 7. f4 { [%eval 0.98] [%clk 1:32:52] } 7... Bg7 { [%eval 0.52] [%clk 1:33:44] } 8. Bb5+ { [%eval 0.92] [%clk 1:33:06] } 8... Nfd7 { [%eval 0.85] [%clk 1:34:12] } 9. a4 { [%eval 0.93] [%clk 1:33:23] } 9... Qh4+ { [%eval 1.05] [%clk 1:34:37] } 10. g3 { [%eval 0.96] [%clk 1:33:24] } 10... Qd8 { [%eval 1.07] [%clk 1:35:04] } 11. Nf3 { [%eval 1.06] [%clk 1:32:47] } 11... O-O { [%eval 1.09] [%clk 1:35:30] } 12. O-O { [%eval 1.15] [%clk 1:31:18] } 12... Na6 { [%eval 0.96] [%clk 1:35:59] } 13. Re1 { [%eval 0.91] [%clk 1:27:39] } 13... Nc7 { [%eval 1.06] [%clk 1:36:26] } 14. e5 { [%eval 1.03] [%clk 1:16:34] } 14... Nxb5 { [%eval 1.14] [%clk 1:36:28] } 15. Nxb5 { [%eval 1.1] [%clk 1:14:18] } 15... dxe5 { [%eval 0.99] [%clk 1:36:48] } 16. fxe5 { [%eval 0.97] [%clk 1:10:53] } 16... Nb6 { [%eval 1.0] [%clk 1:37:07] } 17. Bg5?! { [%eval 0.01] } { Inaccuracy. d6 was best. } { [%clk 0:50:33] } 17... Qxd5 { [%eval -0.06] [%clk 1:06:28] } 18. Be7 { [%eval 0.06] [%clk 0:42:06] } 18... Re8 { [%eval 0.18] [%clk 0:57:45] } 19. Nc7 { [%eval 0.21] [%clk 0:40:30] } 19... Qxd1 { [%eval 0.1] [%clk 0:57:25] } 20. Raxd1 { [%eval 0.15] [%clk 0:40:32] } 20... Bg4 { [%eval 0.12] [%clk 0:57:39] } 21. Kf2 { [%eval 0.11] [%clk 0:36:58] } 21... Nxa4 { [%eval 0.32] [%clk 0:50:20] } 22. Nxe8? { [%eval -1.13] } { Mistake. Nxa8 was best. } { [%clk 0:31:33] } 22... Rxe8 { [%eval -1.08] [%clk 0:50:17] } 23. b3 { [%eval -1.1] [%clk 0:20:51] } 23... Nb2 { [%eval -1.09] [%clk 0:47:04] } 24. Rd2 { [%eval -1.19] [%clk 0:20:47] } 24... Rxe7 { [%eval -1.11] [%clk 0:46:56] } 25. Rxb2 { [%eval -1.1] [%clk 0:20:57] } 25... Bxf3?! { [%eval -0.33] } { Inaccuracy. Re8 was best. } { [%clk 0:46:38] } 26. Kxf3 { [%eval -0.38] [%clk 0:21:15] } 26... Bxe5 { [%eval -0.27] [%clk 0:45:33] } 27. Rd2 { [%eval -0.39] [%clk 0:21:06] } 27... f6 { [%eval -0.31] [%clk 0:43:01] } 28. Rd8+ { [%eval -0.43] [%clk 0:18:52] } 28... Kf7 { [%eval -0.44] [%clk 0:43:06] } 29. Re4?! { [%eval -1.17] } { Inaccuracy. g4 was best. } { [%clk 0:17:37] } 29... Rc7 { [%eval -0.99] [%clk 0:37:13] } 30. Ra4 { [%eval -0.92] [%clk 0:16:59] } 30... a6 { [%eval -1.07] [%clk 0:33:54] } 31. Ke4 { [%eval -1.64] [%clk 0:13:47] } 31... Ke6 { [%eval -1.49] [%clk 0:31:51] } 32. Re8+ { [%eval -2.05] [%clk 0:11:02] } 32... Kd7 { [%eval -2.39] [%clk 0:31:15] } 33. Rh8 { [%eval -2.57] [%clk 0:10:18] } 33... Ke6?! { [%eval -1.56] } { Inaccuracy. Kc6 was best. } { [%clk 0:30:06] } 34. Re8+ { [%eval -2.16] [%clk 0:10:30] } 34... Kd7 { [%eval -2.43] [%clk 0:30:29] } 35. Rh8 { [%eval -2.36] [%clk 0:10:54] } 35... Kc6 { [%eval -2.35] [%clk 0:30:00] } 36. Rd8 { [%eval -2.76] [%clk 0:10:47] } 36... Re7 { [%eval -2.71] [%clk 0:29:54] } 37. Kf3 { [%eval -3.44] [%clk 0:09:57] } 37... Kb5? { [%eval -1.87] } { Mistake. Bd4 was best. } { [%clk 0:26:37] } 38. Rc4 { [%eval -2.18] [%clk 0:08:43] } 38... b6 { [%eval -2.14] [%clk 0:25:07] } 39. h4? { [%eval -3.94] } { Mistake. Re4 was best. } { [%clk 0:08:17] } 39... a5? { [%eval -1.88] } { Mistake. Bd4 was best. } { [%clk 0:21:50] } 40. g4?? { [%eval -4.67] } { Blunder. Re4 was best. } { [%clk 0:06:43] } 40... Bd4 { [%eval -4.59] [%clk 0:21:33] } 41. Rd5 { [%eval -4.66] [%clk 0:06:47] } 41... Ka6 { [%eval -4.48] [%clk 0:21:38] } 42. h5 { [%eval -4.65] [%clk 0:04:03] } 42... Re3+ { [%eval -4.74] [%clk 0:21:28] } 43. Kg2 { [%eval -5.01] [%clk 0:02:55] } 43... Rxb3 { [%eval -4.95] [%clk 0:19:51] } 44. Rd7 { [%eval -5.29] [%clk 0:01:55] } 44... gxh5 { [%eval -5.14] [%clk 0:20:06] } 45. gxh5 { [%eval -5.27] [%clk 0:02:07] } 45... h6 { [%eval -5.47] [%clk 0:20:15] } 46. Rd6 { [%eval -5.84] [%clk 0:02:05] } 46... Rb4 { [%eval -5.71] [%clk 0:19:17] } 47. Rc2 { [%eval -5.55] [%clk 0:01:52] } 47... a4 { [%eval -5.52] [%clk 0:18:44] } 48. Rd8 { [%eval -5.3] [%clk 0:01:49] } 48... Rb2 { [%eval -6.23] [%clk 0:18:12] } 49. Rxb2 { [%eval -5.97] [%clk 0:01:52] } 49... Bxb2 { [%eval -6.28] [%clk 0:18:38] } 50. Kf3 { [%eval -6.41] [%clk 0:01:51] } 50... Bc1 { [%eval -5.54] [%clk 0:18:36] } 51. Ke4 { [%eval -5.21] [%clk 0:02:11] } 51... Kb5 { [%eval -5.86] [%clk 0:18:32] } 52. Kd3 { [%eval -5.5] [%clk 0:02:22] } 52... Bg5 { [%eval -5.11] [%clk 0:18:42] } 53. Rd5 { [%eval -5.52] [%clk 0:02:38] } 53... Kb4 { [%eval -5.63] [%clk 0:18:56] } 54. Kc2 { [%eval -5.68] [%clk 0:02:32] } 54... a3 { [%eval -5.75] [%clk 0:18:57] } 55. Rf5 { [%eval -6.02] [%clk 0:02:15] } 55... b5 { [%eval -5.98] [%clk 0:18:56] } 56. Kb1 { [%eval -7.01] [%clk 0:02:15] } 56... c4 { [%eval -6.93] [%clk 0:19:10] } 57. Ka2 { [%eval -7.72] [%clk 0:02:11] } 57... Ka4 { [%eval -7.38] [%clk 0:19:20] } 58. Rd5 { [%eval -11.75] [%clk 0:02:01] } 58... b4 { [%eval -14.6] [%clk 0:19:11] } 59. Rd4 { [%eval -35.75] [%clk 0:27:38] } 59... b3+ { [%eval -21.61] [%clk 0:47:55] } 60. Kb1 { [%eval #-25] [%clk 0:27:50] } 60... Kb4 { [%eval -15.74] [%clk 0:48:01] } 61. Rd8?! { [%eval #-10] } { Checkmate is now unavoidable. Ka1 was best. } { [%clk 0:27:37] } 61... Bf4 { [%eval #-10] [%clk 0:45:43] } 62. Rd4 { [%eval #-7] [%clk 0:27:14] } 62... a2+ { [%eval #-6] [%clk 0:45:37] } 0-1