Event: Round 5: Tang, Andrew - Katz, Alexander
Date: 2024-10-12
White: Tang, Andrew
WhiteTitle: GM
WhiteElo: 2527
Black: Katz, Alexander
BlackTitle: IM
BlackElo: 2426
Result: 0-1
ECO: A46
Opening: Indian Defense: London System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 0:14:41] } 1... Nf6 { [%eval 0.17] [%clk 0:15:07] } 2. Nf3 { [%eval 0.11] [%clk 0:14:40] } 2... e6 { [%eval 0.14] [%clk 0:14:50] } 3. Bf4 { [%eval 0.0] [%clk 0:14:42] } 3... d5 { [%eval 0.1] [%clk 0:14:47] } 4. e3 { [%eval 0.08] [%clk 0:14:45] } 4... Be7 { [%eval 0.24] [%clk 0:14:33] } 5. Ne5 { [%eval 0.08] [%clk 0:14:35] } 5... O-O { [%eval 0.17] [%clk 0:14:16] } 6. Nd2 { [%eval 0.12] [%clk 0:14:27] } 6... b6 { [%eval 0.5] [%clk 0:13:34] } 7. c3 { [%eval 0.32] [%clk 0:14:15] } 7... Bb7 { [%eval 0.75] [%clk 0:13:23] } 8. Bd3 { [%eval 0.79] [%clk 0:14:06] } 8... c5 { [%eval 0.83] [%clk 0:13:26] } 9. Qf3 { [%eval 0.81] [%clk 0:14:00] } 9... Nc6 { [%eval 1.15] [%clk 0:12:27] } 10. Qh3 { [%eval 1.18] [%clk 0:12:59] } 10... g6 { [%eval 1.36] [%clk 0:10:22] } 11. Bh6 { [%eval 1.36] [%clk 0:11:01] } 11... Re8 { [%eval 1.6] [%clk 0:10:08] } 12. f4 { [%eval 1.47] [%clk 0:11:03] } 12... a5 { [%eval 2.02] [%clk 0:06:50] } 13. O-O { [%eval 2.23] [%clk 0:08:20] } 13... Qc8 { [%eval 2.58] [%clk 0:06:24] } 14. Rf3?! { [%eval 1.37] } { Inaccuracy. Bg5 was best. } { [%clk 0:02:10] } 14... Ba6 { [%eval 1.39] [%clk 0:06:06] } 15. Bxa6 { [%eval 1.43] [%clk 0:01:07] } 15... Rxa6 { [%eval 1.27] [%clk 0:06:10] } 16. Rg3 { [%eval 1.41] [%clk 0:01:05] } 16... b5 { [%eval 1.93] [%clk 0:05:36] } 17. Bg5 { [%eval 2.0] [%clk 0:00:59] } 17... Nxe5 { [%eval 2.33] [%clk 0:02:11] } 18. fxe5 { [%eval 2.25] [%clk 0:01:03] } 18... Nd7 { [%eval 2.24] [%clk 0:02:15] } 19. Qh4? { [%eval 0.93] } { Mistake. Bxe7 was best. } { [%clk 0:00:10] } 19... Bxg5 { [%eval 0.76] [%clk 0:02:12] } 20. Qxg5 { [%eval 0.86] [%clk 0:00:13] } 20... b4? { [%eval 2.27] } { Mistake. Qd8 was best. } { [%clk 0:01:56] } 21. Nf3? { [%eval 0.97] } { Mistake. Rf1 was best. } { [%clk 0:00:15] } 21... bxc3 { [%eval 0.9] [%clk 0:01:39] } 22. bxc3 { [%eval 1.05] [%clk 0:00:18] } 22... cxd4 { [%eval 0.91] [%clk 0:01:43] } 23. cxd4 { [%eval 0.94] [%clk 0:00:15] } 23... Rc6 { [%eval 0.92] [%clk 0:01:46] } 24. Rf1?! { [%eval 0.0] } { Inaccuracy. h4 was best. } { [%clk 0:00:19] } 24... Rc1 { [%eval 0.0] [%clk 0:01:49] } 25. Ne1 { [%eval 0.0] [%clk 0:00:17] } 25... Qc3 { [%eval 0.0] [%clk 0:01:30] } 26. Qf4 { [%eval 0.0] [%clk 0:00:21] } 26... Rf8 { [%eval 0.0] [%clk 0:01:29] } 27. Qf2 { [%eval 0.0] [%clk 0:00:24] } 27... f5 { [%eval 0.0] [%clk 0:01:07] } 28. h4 { [%eval -0.05] [%clk 0:00:20] } 28... Rb8 { [%eval 0.0] [%clk 0:00:59] } 29. e4 { [%eval -0.04] [%clk 0:00:20] } 29... Qb2 { [%eval -0.08] [%clk 0:00:40] } 30. Qxb2 { [%eval 0.0] [%clk 0:00:10] } 30... Rxb2 { [%eval -0.04] [%clk 0:00:45] } 31. exd5 { [%eval -0.07] [%clk 0:00:13] } 31... exd5 { [%eval -0.03] [%clk 0:00:47] } 32. Ra3?! { [%eval -0.75] } { Inaccuracy. Nd3 was best. } { [%clk 0:00:18] } 32... Rbb1 { [%eval -0.68] [%clk 0:00:48] } 33. Re3 { [%eval -0.69] [%clk 0:00:11] } 33... Kf8 { [%eval -0.67] [%clk 0:00:50] } 34. Kf2?! { [%eval -1.31] } { Inaccuracy. g4 was best. } { [%clk 0:00:13] } 34... Ke7 { [%eval -0.86] [%clk 0:00:52] } 35. h5?! { [%eval -1.83] } { Inaccuracy. Ra3 was best. } { [%clk 0:00:16] } 35... Nf8 { [%eval -1.76] [%clk 0:00:57] } 36. hxg6 { [%eval -1.76] [%clk 0:00:19] } 36... hxg6 { [%eval -1.7] [%clk 0:01:01] } 37. Rh1 { [%eval -1.57] [%clk 0:00:23] } 37... Rb2+ { [%eval -1.28] [%clk 0:00:41] } 38. Kg3?! { [%eval -2.02] } { Inaccuracy. Re2 was best. } { [%clk 0:00:24] } 38... g5?? { [%eval -0.06] } { Blunder. Rxa2 was best. } { [%clk 0:00:45] } 39. Rf3?! { [%eval -0.66] } { Inaccuracy. Ra3 was best. } { [%clk 0:00:15] } 39... Rbb1?! { [%eval -0.01] } { Inaccuracy. f4+ was best. } { [%clk 0:00:49] } 40. Kf2?? { [%eval -2.43] } { Blunder. Rxf5 was best. } { [%clk 0:00:15] } 40... f4 { [%eval -2.1] [%clk 0:00:46] } 41. Ra3?! { [%eval -2.85] } { Inaccuracy. Rb3 was best. } { [%clk 0:00:16] } 41... g4 { [%eval -2.43] [%clk 0:00:43] } 42. Rxa5?? { [%eval #-9] } { Checkmate is now unavoidable. Rb3 was best. } { [%clk 0:00:14] } 42... Rb2+ { [%eval -9.35] [%clk 0:00:46] } 43. Kf1? { [%eval #-8] } { Checkmate is now unavoidable. Kg1 was best. } { [%clk 0:00:19] } 43... Rxe1+?? { [%eval -5.12] } { Lost forced checkmate sequence. g3 was best. } { [%clk 0:00:47] } 44. Kxe1 { [%eval -4.85] [%clk 0:00:22] } 44... Rb1+ { [%eval -4.91] [%clk 0:00:51] } 45. Kf2 { [%eval -4.73] [%clk 0:00:26] } 45... Rxh1 { [%eval -4.87] [%clk 0:00:55] } 46. Rxd5 { [%eval -5.82] [%clk 0:00:27] } 46... Ne6 { [%eval -5.82] [%clk 0:00:58] } 47. Rd6 { [%eval -5.58] [%clk 0:00:29] } 47... Ra1 { [%eval -5.18] [%clk 0:00:46] } 48. d5?? { [%eval #-18] } { Checkmate is now unavoidable. Ke2 was best. } { [%clk 0:00:31] } 48... Nc5?? { [%eval -4.84] } { Lost forced checkmate sequence. Nd4 was best. } { [%clk 0:00:49] } 49. Rg6 { [%eval -5.59] [%clk 0:00:19] } 49... Rxa2+ { [%eval -5.22] [%clk 0:00:53] } 50. Kf1 { [%eval -5.37] [%clk 0:00:22] } 50... g3 { [%eval -5.21] [%clk 0:00:51] } 51. Rg7+ { [%eval -5.8] [%clk 0:00:26] } 51... Kf8 { [%eval -5.51] [%clk 0:00:55] } 52. Rg4?? { [%eval #-8] } { Checkmate is now unavoidable. Rg6 was best. } { [%clk 0:00:29] } 52... Nd3 { [%eval #-7] [%clk 0:00:58] } 53. d6 { [%eval #-5] [%clk 0:00:19] } 53... Rf2+ { [%eval #-4] [%clk 0:01:02] } 54. Kg1 { [%eval #-4] [%clk 0:00:23] } 54... Re2 { [%eval #-5] [%clk 0:01:05] } 0-1