Event: 53rd Annual World Open Chess Tournament
Site: Philadephia, PA
Date: 2025-07-06
White: Katz, Alexander Ross
WhiteElo: 2355
Black: Tang, Dylan
BlackTitle: FM
BlackElo: 2249
Result: 1-0
ECO: C65
Opening: Ruy Lopez: Berlin Defense
Variant: Standard

1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. Nf3 { [%eval 0.13] } 2... Nc6 { [%eval 0.21] } 3. Bb5 { [%eval 0.15] [%clk 1:31:44] } 3... Nf6 { [%eval 0.19] [%clk 1:31:52] } 4. d3 { [%eval 0.07] } 4... Bc5 { [%eval 0.13] } 5. O-O { [%eval 0.04] } 5... Nd4 { [%eval 0.05] } 6. Nxd4 { [%eval 0.0] } 6... Bxd4 { [%eval 0.1] } 7. c3 { [%eval 0.0] } 7... Bb6 { [%eval 0.0] } 8. d4 { [%eval 0.04] } 8... O-O { [%eval 0.06] } 9. dxe5 { [%eval 0.0] [%clk 1:34:40] } 9... Nxe4 { [%eval 0.03] [%clk 1:34:26] } 10. Bd3 { [%eval -0.35] [%clk 1:19:57] } 10... d5 { [%eval -0.31] [%clk 1:22:58] } 11. exd6?? { [%eval -2.17] } { Blunder. Nd2 was best. } { [%clk 1:20:26] } 11... Nxd6?? { [%eval -0.15] } { Blunder. Nxf2 was best. } { [%clk 1:21:39] } 12. Bf4 { [%eval -0.15] [%clk 1:19:30] } 12... Re8 { [%eval -0.07] [%clk 0:48:43] } 13. Nd2 { [%eval -0.04] [%clk 1:19:59] } 13... Qf6 { [%eval 0.0] } 14. Qf3 { [%eval -0.06] } 14... Bf5 { [%eval 0.11] } 15. Bxd6 { [%eval -0.09] } 15... Bxd3 { [%eval 0.0] } 16. Qxd3 { [%eval 0.0] } 16... Qxd6 { [%eval 0.13] } 17. Qxd6 { [%eval 0.04] [%clk 1:21:58] } 17... cxd6 { [%eval 0.04] [%clk 0:30:34] } 18. Rfe1 { [%eval -0.02] [%clk 1:22:27] } 18... d5 { [%eval 0.06] [%clk 0:31:03] } 19. Nf3 { [%eval 0.14] [%clk 1:17:35] } 19... Kf8 { [%eval 0.0] [%clk 0:17:44] } 20. Rad1 { [%eval 0.01] } 20... Rxe1+ { [%eval 0.0] } 21. Nxe1 { [%eval 0.02] } 21... Rd8 { [%eval 0.06] } 22. Nd3 { [%eval 0.01] } 22... Rc8 { [%eval 0.06] } 23. Ne5 { [%eval 0.02] [%clk 1:19:28] } 23... Rd8 { [%eval 0.05] [%clk 0:19:28] } 24. Nd3 { [%eval 0.01] [%clk 1:19:23] } 24... Rc8 { [%eval 0.08] [%clk 0:19:57] } 25. Ne5 { [%eval 0.01] [%clk 1:14:12] } 25... Rd8 { [%eval 0.11] [%clk 0:20:26] } 26. Nf3 { [%eval 0.0] [%clk 1:13:23] } 26... f6 { [%eval 0.0] } 27. Kf1 { [%eval 0.01] [%clk 1:13:06] } 27... Kf7 { [%eval -0.03] [%clk 0:20:22] } 28. Rd2 { [%eval 0.0] [%clk 1:12:15] } 28... Ke6 { [%eval -0.02] [%clk 0:20:50] } 29. Ke2 { [%eval 0.0] [%clk 1:12:09] } 29... Rc8 { [%eval 0.05] [%clk 0:17:44] } 30. Kd3 { [%eval -0.01] [%clk 1:11:25] } 30... Rc4 { [%eval 0.02] [%clk 0:18:08] } 31. Re2+ { [%eval 0.02] [%clk 1:11:31] } 31... Kd7 { [%eval 0.0] [%clk 0:18:37] } 32. g3 { [%eval 0.0] [%clk 1:10:54] } 32... g5 { [%eval 0.0] } 33. b3 { [%eval 0.0] } 33... Rc8 { [%eval 0.0] } 34. Nd4 { [%eval 0.01] } 34... Bxd4 { [%eval 0.06] } 35. Kxd4 { [%eval 0.0] } 35... Kd6 { [%eval 0.04] [%clk 0:06:41] } 36. a4 { [%eval 0.0] [%clk 1:12:49] } 36... a6 { [%eval 0.2] [%clk 0:05:42] } 37. h3 { [%eval 0.19] [%clk 1:13:18] } 37... Rg8 { [%eval 0.35] [%clk 0:05:13] } 38. Re3 { [%eval 0.05] [%clk 1:12:49] } 38... h5?? { [%eval 2.51] } { Blunder. b6 was best. } 39. Rf3 { [%eval 2.37] [%clk 1:11:53] } 39... Ke6 { [%eval 2.14] [%clk 0:02:48] } 40. Kc5 { [%eval 2.23] [%clk 1:10:39] } 40... Rd8 { [%eval 2.43] [%clk 0:00:00] } 41. Re3+ { [%eval 2.23] [%clk 1:09:21] } 41... Kf7?! { [%eval 3.27] } { Inaccuracy. Kf5 was best. } 42. Kb6 { [%eval 3.04] } 42... Rd7 { [%eval 2.75] [%clk 0:00:00] } 43. Ka7 { [%eval 2.13] [%clk 1:05:04] } 43... g4? { [%eval 3.95] } { Mistake. Kg6 was best. } 44. hxg4 { [%eval 3.78] [%clk 1:05:32] } 44... hxg4 { [%eval 3.36] [%clk 0:00:00] } 45. Kb8?? { [%eval 0.44] } { Blunder. b4 was best. } { [%clk 1:03:11] } 45... b5 { [%eval 0.56] [%clk 0:00:00] } 46. Kc8 { [%eval 0.74] [%clk 1:00:26] } 46... Re7?? { [%eval 6.4] } { Blunder. Ra7 was best. } { [%clk 0:00:00] } 47. Rxe7+ { [%eval 5.83] [%clk 0:56:34] } 47... Kxe7 48. axb5 axb5 49. b4 Kd6 50. Kb7 Ke5 51. Kc6 Ke4 52. Kxb5 Kf3 { [%clk 0:00:00] } 53. Kc6 { [%clk 0:57:24] } 1-0