Event: Open
Site: Warsaw, Poland
Date: 2021-12-29
White: Nakamura, Hikaru
WhiteElo: 2884
Black: Berchtenbreiter, Maximilian
BlackElo: 2552
Result: 1/2-1/2
ECO: A50
Opening: Indian Defense: Normal Variation
Variant: Standard

1. d4 { [%eval 0.3] [%clk 0:03:03] } 1... Nf6 { [%eval 0.22] [%clk 0:03:02] } 2. c4 { [%eval 0.23] [%clk 0:03:03] } 2... a6 { [%eval 0.61] [%clk 0:03:02] } 3. Nc3 { [%eval 0.73] [%clk 0:03:04] } 3... c5 { [%eval 1.11] [%clk 0:03:02] } 4. dxc5 { [%eval 0.86] [%clk 0:03:05] } 4... e6 { [%eval 0.98] [%clk 0:03:02] } 5. e4 { [%eval 1.18] [%clk 0:03:06] } 5... Nc6 { [%eval 1.08] [%clk 0:02:29] } 6. Be3 { [%eval 1.01] [%clk 0:03:06] } 6... Qa5 { [%eval 0.95] [%clk 0:02:24] } 7. Qa4 { [%eval 1.09] [%clk 0:03:06] } 7... Qxa4? { [%eval 2.63] } { Mistake. Ng4 was best. } { [%clk 0:01:52] } 8. Nxa4 { [%eval 2.67] [%clk 0:03:07] } 8... Nxe4 { [%eval 2.38] [%clk 0:01:53] } 9. f3 { [%eval 2.54] [%clk 0:03:00] } 9... Nf6 { [%eval 2.5] [%clk 0:01:52] } 10. O-O-O { [%eval 2.52] [%clk 0:02:59] } 10... Be7 { [%eval 2.49] [%clk 0:01:42] } 11. Ne2 { [%eval 2.13] [%clk 0:02:35] } 11... O-O { [%eval 2.51] [%clk 0:01:42] } 12. Bf4 { [%eval 1.92] [%clk 0:02:26] } 12... e5 { [%eval 1.99] [%clk 0:01:38] } 13. Bg5 { [%eval 2.5] [%clk 0:02:26] } 13... Rd8 { [%eval 2.64] [%clk 0:01:37] } 14. Bxf6 { [%eval 0.93] [%clk 0:02:26] } 14... gxf6 { [%eval 2.53] [%clk 0:01:33] } 15. Nec3? { [%eval 1.01] } { Mistake. Nb6 was best. } { [%clk 0:02:26] } 15... d6 { [%eval 1.01] [%clk 0:01:30] } 16. Nd5 { [%eval 0.91] [%clk 0:02:27] } 16... Kf8 { [%eval 0.8] [%clk 0:01:28] } 17. cxd6 { [%eval 1.01] [%clk 0:02:09] } 17... Rxd6 { [%eval 0.95] [%clk 0:01:26] } 18. Bd3? { [%eval -0.08] } { Mistake. c5 was best. } { [%clk 0:02:09] } 18... Nd4?! { [%eval 0.45] } { Inaccuracy. Rb8 was best. } { [%clk 0:01:14] } 19. Nab6 { [%eval 0.47] [%clk 0:02:02] } 19... Rb8 { [%eval 0.12] [%clk 0:01:15] } 20. Bxh7? { [%eval -1.32] } { Mistake. Nxc8 was best. } { [%clk 0:01:35] } 20... Be6 { [%eval -1.67] [%clk 0:01:16] } 21. Bd3?? { [%eval -5.43] } { Blunder. a4 was best. } { [%clk 0:01:14] } 21... Bd8 { [%eval -5.24] [%clk 0:01:14] } 22. Na4 { [%eval -5.79] [%clk 0:01:14] } 22... b5 { [%eval -5.93] [%clk 0:01:14] } 23. Nac3 { [%eval -6.18] [%clk 0:01:15] } 23... Rc8?? { [%eval -2.75] } { Blunder. bxc4 was best. } { [%clk 0:01:13] } 24. Ne3 { [%eval -2.52] [%clk 0:01:07] } 24... f5 { [%eval -2.31] [%clk 0:01:09] } 25. Kb1? { [%eval -3.84] } { Mistake. h4 was best. } { [%clk 0:01:02] } 25... bxc4 { [%eval -4.34] [%clk 0:01:10] } 26. Bc2 { [%eval -4.3] [%clk 0:01:04] } 26... Bg5 { [%eval -3.99] [%clk 0:01:09] } 27. Rhe1 { [%eval -3.77] [%clk 0:01:03] } 27... Rb8 { [%eval -3.8] [%clk 0:01:04] } 28. Rd2 { [%eval -4.4] [%clk 0:00:43] } 28... Ke7? { [%eval -2.5] } { Mistake. Nxf3 was best. } { [%clk 0:00:49] } 29. Rf2 { [%eval -2.45] [%clk 0:00:37] } 29... Kf6?! { [%eval -1.66] } { Inaccuracy. Kf8 was best. } { [%clk 0:00:31] } 30. g3 { [%eval -1.86] [%clk 0:00:36] } 30... Nb5 { [%eval -1.96] [%clk 0:00:21] } 31. Nxb5 { [%eval -2.21] [%clk 0:00:31] } 31... axb5 { [%eval -2.19] [%clk 0:00:22] } 32. f4?! { [%eval -3.32] } { Inaccuracy. a3 was best. } { [%clk 0:00:32] } 32... exf4 { [%eval -3.16] [%clk 0:00:23] } 33. h4 { [%eval -3.37] [%clk 0:00:30] } 33... fxe3 { [%eval -2.95] [%clk 0:00:21] } 34. hxg5+ { [%eval -2.44] [%clk 0:00:32] } 34... Kxg5 { [%eval -2.48] [%clk 0:00:22] } 35. Rxe3 { [%eval -2.63] [%clk 0:00:33] } 35... Rd5? { [%eval -1.28] } { Mistake. b4 was best. } { [%clk 0:00:20] } 36. b4?! { [%eval -1.95] } { Inaccuracy. b3 was best. } { [%clk 0:00:31] } 36... cxb3 { [%eval -1.58] [%clk 0:00:18] } 37. axb3 { [%eval -1.75] [%clk 0:00:33] } 37... Rh8 { [%eval -1.88] [%clk 0:00:18] } 38. Kb2 { [%eval -1.94] [%clk 0:00:30] } 38... Rhd8 { [%eval -1.76] [%clk 0:00:15] } 39. Kc3 { [%eval -1.94] [%clk 0:00:24] } 39... Rc8+ { [%eval -2.03] [%clk 0:00:14] } 40. Kb4 { [%eval -1.55] [%clk 0:00:25] } 40... Rd4+ { [%eval -1.86] [%clk 0:00:12] } 41. Ka3 { [%eval -1.68] [%clk 0:00:26] } 41... b4+ { [%eval -1.99] [%clk 0:00:10] } 42. Kb2 { [%eval -1.91] } 42... Rc5 { [%eval -1.75] [%clk 0:00:10] } 43. Ref3 { [%eval -1.84] [%clk 0:00:27] } 43... Rcd5?! { [%eval -1.2] } { Inaccuracy. Rdd5 was best. } { [%clk 0:00:11] } 44. Kc1?? { [%eval -3.01] } { Blunder. Rf4 was best. } { [%clk 0:00:28] } 44... Rc5? { [%eval -1.54] } { Mistake. Re5 was best. } { [%clk 0:00:12] } 45. Kb2 { [%eval -1.83] [%clk 0:00:29] } 45... Rcd5 { [%eval -1.38] [%clk 0:00:13] } 46. Kc1? { [%eval -2.58] } { Mistake. Rf4 was best. } { [%clk 0:00:23] } 46... Rc5?? { [%eval 0.0] } { Blunder. Re5 was best. } { [%clk 0:00:13] } 47. Re3?? { [%eval -2.05] } { Blunder. Kb2 was best. } { [%clk 0:00:25] } 47... Kg6 { [%eval -1.94] [%clk 0:00:06] } 48. Kb2 { [%eval -1.6] [%clk 0:00:24] } 48... Kg5?? { [%eval 0.0] } { Blunder. Kh6 was best. } { [%clk 0:00:08] } 49. Rh2?? { [%eval -2.03] } { Blunder. Ref3 was best. } { [%clk 0:00:24] } 49... Kf6 { [%eval -1.61] [%clk 0:00:07] } 50. Rf3 { [%eval -1.87] [%clk 0:00:18] } 50... Kg5?? { [%eval 0.0] } { Blunder. Kg6 was best. } { [%clk 0:00:08] } 51. Rhf2 { [%eval -1.57] [%clk 0:00:19] } 51... Rdd5 { [%eval -1.96] [%clk 0:00:08] } 52. Rf4 { [%eval -2.1] [%clk 0:00:19] } 52... Rb5?! { [%eval -1.45] } { Inaccuracy. Rc3 was best. } { [%clk 0:00:06] } 53. Rh2 { [%eval -1.1] [%clk 0:00:16] } 53... Re5 { [%eval -1.37] [%clk 0:00:07] } 54. Rg2?! { [%eval -2.18] } { Inaccuracy. Rfh4 was best. } { [%clk 0:00:14] } 54... Re3 { [%eval -2.45] [%clk 0:00:08] } 55. Rd4 { [%eval -2.37] [%clk 0:00:15] } 55... Kf6 { [%eval -2.12] [%clk 0:00:07] } 56. Rh4 { [%eval -2.21] [%clk 0:00:15] } 56... Kg5 { [%eval -1.99] [%clk 0:00:09] } 57. Rf4? { [%eval -3.97] } { Mistake. Rd4 was best. } { [%clk 0:00:15] } 57... Rxg3 { [%eval -3.72] [%clk 0:00:08] } 58. Rxb4 { [%eval -3.77] [%clk 0:00:13] } 58... Rxg2 { [%eval -3.67] [%clk 0:00:08] } 59. Rxb5 { [%eval -4.1] [%clk 0:00:14] } 59... Kf6? { [%eval -2.36] } { Mistake. Kh4 was best. } { [%clk 0:00:08] } 60. Kc3? { [%eval -3.86] } { Mistake. Rb4 was best. } { [%clk 0:00:15] } 60... f4 { [%eval -3.93] [%clk 0:00:09] } 61. Rb4 { [%eval -4.42] [%clk 0:00:16] } 61... Ke5?? { [%eval 0.0] } { Blunder. Kg5 was best. } { [%clk 0:00:10] } 62. Rb5+?? { [%eval -3.78] } { Blunder. Re4+ was best. } { [%clk 0:00:18] } 62... Kf6 { [%eval -3.89] [%clk 0:00:11] } 63. Bd3 { [%eval -4.69] [%clk 0:00:18] } 63... f3 { [%eval -4.5] [%clk 0:00:12] } 64. Ra5 { [%eval -4.85] [%clk 0:00:18] } 64... f2 { [%eval -4.29] [%clk 0:00:11] } 65. Ra4 { [%eval -5.17] [%clk 0:00:11] } 65... Ke5 { [%eval -4.12] [%clk 0:00:12] } 66. Re4+ { [%eval -4.15] [%clk 0:00:12] } 66... Kd5 { [%eval -3.47] [%clk 0:00:10] } 67. Rf4 { [%eval -4.04] [%clk 0:00:13] } 67... Ke5 { [%eval -4.32] [%clk 0:00:12] } 68. Re4+ { [%eval -4.3] [%clk 0:00:12] } 68... Kd5?? { [%eval 0.0] } { Blunder. Kf5 was best. } { [%clk 0:00:13] } 69. Re3?? { [%eval -3.7] } { Blunder. Rd4+ was best. } { [%clk 0:00:10] } 69... Kd6 { [%eval -3.97] [%clk 0:00:10] } 70. Rf3 { [%eval -4.97] [%clk 0:00:08] } 70... Bd5?? { [%eval -0.11] } { Blunder. Ke5 was best. } { [%clk 0:00:11] } 71. Rf5 { [%eval -0.12] [%clk 0:00:06] } 71... Rg3 { [%eval 0.0] [%clk 0:00:11] } 72. Rxf2 { [%eval 0.0] [%clk 0:00:06] } 72... Be4 { [%eval 0.0] [%clk 0:00:13] } 73. Rd2 { [%eval 0.0] [%clk 0:00:07] } 73... Rxd3+ { [%eval 0.0] [%clk 0:00:13] } 74. Rxd3+ { [%eval 0.0] [%clk 0:00:00] } 74... Bxd3 { [%eval 4.41] } 75. Kxd3 Kc5 76. Ke3 f6 77. Kf4 Kb5 78. b4 f5 79. Kf3 Kxb4 80. Kf4 Kb5 81. Kxf5 1/2-1/2