Event: 33rd Annual North American Open
Site: https://chessevents.com/event/northamerican/2023
Date: 2023-12-28
White: Koustav Chatterjee
WhiteTitle: GM
WhiteElo: 2546
Black: Zoey Tang
BlackTitle: FM
BlackElo: 2284
Result: 1-0
ECO: A06
Opening: Zukertort Opening
Variant: Standard

1. Nf3 { [%eval 0.2] } 1... d5 { [%eval 0.34] } 2. e3 { [%eval 0.04] } 2... c5 { [%eval 0.34] } 3. b3 { [%eval 0.03] } 3... Nc6 { [%eval 0.29] } 4. Bb2 { [%eval 0.13] } 4... f6 { [%eval 0.39] } 5. d4 { [%eval 0.43] } 5... cxd4 { [%eval 0.42] } 6. exd4 { [%eval 0.53] } 6... Bg4 { [%eval 0.44] } 7. Be2 { [%eval 0.15] } 7... e6 { [%eval 0.19] } 8. Nbd2 { [%eval 0.1] } 8... Bd6 { [%eval -0.07] } 9. O-O { [%eval 0.11] } 9... Nge7 { [%eval 0.13] } 10. Re1 { [%eval 0.05] } 10... O-O { [%eval 0.16] } 11. Nf1 { [%eval -0.32] } 11... Bh5 { [%eval 0.13] } 12. Ne3 { [%eval -0.1] } 12... Rc8 { [%eval 0.0] } 13. a3 { [%eval -0.14] } 13... Bf7 { [%eval 0.03] } 14. c4 { [%eval -0.02] } 14... dxc4 { [%eval 0.36] } 15. bxc4 { [%eval 0.39] [%clk 1:15:56] } 15... e5 { [%eval 0.42] [%clk 1:01:46] } 16. c5 { [%eval 0.53] [%clk 1:08:47] } 16... Bb8 { [%eval 0.44] [%clk 1:01:03] } 17. dxe5 { [%eval 0.48] } 17... Nxe5 { [%eval 0.37] } 18. Nxe5 { [%eval 0.45] } 18... Bxe5 { [%eval 0.39] } 19. Bxe5 { [%eval 0.36] [%clk 1:08:56] } 19... fxe5 { [%eval 0.51] [%clk 1:01:41] } 20. Rb1 { [%eval 0.41] [%clk 1:06:41] } 20... Qc7 { [%eval 0.45] [%clk 0:56:54] } 21. Qa4 { [%eval 0.26] [%clk 1:02:16] } 21... Nd5 { [%eval 0.76] [%clk 0:41:19] } 22. Qxa7 { [%eval 0.76] [%clk 0:55:03] } 22... Nxe3 { [%eval 0.73] [%clk 0:39:21] } 23. fxe3 { [%eval 0.82] [%clk 0:51:56] } 23... Bd5?? { [%eval 3.78] } { Blunder. Qxc5 was best. } { [%clk 0:37:36] } 24. e4?? { [%eval 0.45] } { Blunder. Bc4 was best. } { [%clk 0:51:15] } 24... Bc6 { [%eval 0.36] [%clk 0:36:51] } 25. Bc4+ { [%eval 0.31] [%clk 0:43:33] } 25... Kh8 { [%eval 0.36] [%clk 0:37:19] } 26. Qb6 { [%eval 0.26] [%clk 0:43:35] } 26... Qe7 { [%eval 0.36] [%clk 0:34:45] } 27. Bd5 { [%eval 0.38] [%clk 0:34:01] } 27... Qh4 { [%eval 0.47] [%clk 0:29:00] } 28. Qb2 { [%eval 0.41] [%clk 0:30:10] } 28... Bxd5 { [%eval 0.59] [%clk 0:23:15] } 29. exd5 { [%eval 0.66] [%clk 0:30:33] } 29... Rxc5 { [%eval 1.17] [%clk 0:23:37] } 30. Qxe5?! { [%eval 0.56] } { Inaccuracy. Rf1 was best. } { [%clk 0:29:46] } 30... Qf2+ { [%eval 0.34] [%clk 0:20:03] } 31. Kh1 { [%eval 0.3] [%clk 0:30:11] } 31... Rc2 { [%eval 0.28] [%clk 0:20:29] } 32. Qe4 { [%eval 0.25] [%clk 0:28:47] } 32... h6 { [%eval 0.35] [%clk 0:14:54] } 33. h3 { [%eval 0.34] [%clk 0:28:05] } 33... Rd2 { [%eval 0.39] [%clk 0:14:05] } 34. Rbd1 { [%eval 0.27] [%clk 0:25:23] } 34... Rf4 { [%eval 0.3] [%clk 0:12:01] } 35. Qg6 { [%eval 0.19] [%clk 0:23:53] } 35... Rxd1 { [%eval 0.22] [%clk 0:10:03] } 36. Rxd1 { [%eval 0.32] [%clk 0:24:22] } 36... Qe2 { [%eval 0.14] [%clk 0:10:20] } 37. Rc1 { [%eval 0.17] [%clk 0:19:50] } 37... Rf1+ { [%eval 0.15] } 38. Rxf1 { [%eval 0.14] } 38... Qxf1+ { [%eval 0.08] [%clk 0:10:05] } 39. Kh2 { [%eval 0.11] [%clk 0:20:40] } 39... Qf4+ { [%eval 0.09] [%clk 0:10:24] } 40. Qg3 { [%eval 0.14] [%clk 0:20:54] } 40... Qd4?! { [%eval 1.15] } { Inaccuracy. Qe4 was best. } { [%clk 0:40:35] } 41. Qd6 { [%eval 0.92] [%clk 0:49:02] } 41... Kh7 { [%eval 1.03] [%clk 0:39:03] } 42. Qe6 { [%eval 0.39] [%clk 0:48:47] } 42... Qf4+ { [%eval 1.09] [%clk 0:35:57] } 43. Kg1 { [%eval 1.07] [%clk 0:49:08] } 43... Qc1+ { [%eval 1.13] [%clk 0:36:19] } 44. Kf2 { [%eval 1.2] [%clk 0:49:33] } 44... Qf4+ { [%eval 1.43] [%clk 0:30:12] } 45. Ke2 { [%eval 1.4] [%clk 0:49:30] } 45... Qg3 { [%eval 1.62] [%clk 0:25:17] } 46. Qf5+ { [%eval 1.68] [%clk 0:45:54] } 46... Kh8 { [%eval 1.46] [%clk 0:25:19] } 47. Qf8+ { [%eval 1.86] [%clk 0:46:00] } 47... Kh7 { [%eval 1.74] [%clk 0:25:46] } 48. Qf3 { [%eval 1.71] [%clk 0:46:23] } 48... Qe5+ { [%eval 2.0] [%clk 0:25:42] } 49. Kd3 { [%eval 2.06] [%clk 0:46:40] } 49... Qb2 { [%eval 2.7] [%clk 0:24:42] } 50. Ke4 { [%eval 2.91] [%clk 0:47:03] } 50... Qc2+ { [%eval 2.81] [%clk 0:24:17] } 51. Ke5 { [%eval 2.9] [%clk 0:47:16] } 51... Qc7+? { [%eval 4.63] } { Mistake. Qc5 was best. } { [%clk 0:23:29] } 52. d6 { [%eval 5.1] [%clk 0:47:06] } 52... Qa5+ { [%eval 5.74] [%clk 0:22:53] } 53. Ke6 { [%eval 5.96] [%clk 0:47:20] } 53... Qe1+ { [%eval 5.9] [%clk 0:23:11] } 54. Kf7 { [%eval 6.33] [%clk 0:45:20] } 54... Qb1 { [%eval 6.29] [%clk 0:22:38] } 55. d7 { [%eval 6.32] [%clk 0:43:54] } 55... Qg6+ { [%eval 6.28] } 56. Ke7 { [%eval 6.14] } 56... Qg5+ { [%eval 6.38] [%clk 0:23:17] } 57. Ke6 { [%eval 6.57] [%clk 0:44:45] } 57... Qd8 { [%eval 6.21] [%clk 0:22:12] } 58. Qe4+ { [%eval 6.66] [%clk 0:37:49] } 58... Kh8 { [%eval 6.95] [%clk 0:22:21] } 59. Qf5 { [%eval 6.03] [%clk 0:35:07] } 59... Qb6+?! { [%eval 14.25] } { Inaccuracy. Kg8 was best. } { [%clk 0:20:32] } 60. Kf7 { [%eval 12.5] [%clk 0:34:43] } 60... Qd4 { [%eval 13.06] [%clk 0:17:04] } 61. Qe6 { [%eval 12.15] [%clk 0:35:08] } 61... Qf4+ { [%eval #10] } 62. Ke8 Qa4 63. g3 Qb5 64. g4 Qa4 65. h4 Qb5 66. Kf7 Qf1+ { [%clk 0:16:45] } 67. Ke7 { [%clk 0:35:35] } 1-0