Event: Round 3: Diao, Matthew Guo - Samuelson, Andrew
Date: 2025-07-03
White: Diao, Matthew Guo
WhiteTitle: CM
WhiteElo: 2244
Black: Samuelson, Andrew
BlackTitle: FM
BlackElo: 2100
Result: 1-0
ECO: A79
Opening: Benoni Defense: Classical Variation, Czerniak Defense
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:57] } 1... Nf6 { [%eval 0.19] [%clk 1:30:55] } 2. c4 { [%eval 0.18] [%clk 1:31:22] } 2... e6 { [%eval 0.14] [%clk 1:31:20] } 3. Nf3 { [%eval 0.12] [%clk 1:31:07] } 3... c5 { [%eval 0.56] [%clk 1:31:43] } 4. d5 { [%eval 0.35] [%clk 1:31:34] } 4... d6 { [%eval 0.61] [%clk 1:32:08] } 5. Nc3 { [%eval 0.64] [%clk 1:32:01] } 5... exd5 { [%eval 0.61] [%clk 1:32:31] } 6. cxd5 { [%eval 0.51] [%clk 1:32:27] } 6... g6 { [%eval 0.66] [%clk 1:32:55] } 7. Nd2 { [%eval 0.63] [%clk 1:32:52] } 7... Bg7 { [%eval 0.56] [%clk 1:33:18] } 8. e4 { [%eval 0.67] [%clk 1:33:17] } 8... O-O { [%eval 0.77] [%clk 1:33:40] } 9. Be2 { [%eval 0.71] [%clk 1:33:44] } 9... Re8 { [%eval 0.69] [%clk 1:33:59] } 10. O-O { [%eval 0.81] [%clk 1:34:08] } 10... Na6 { [%eval 0.82] [%clk 1:34:13] } 11. f3 { [%eval 0.77] [%clk 1:34:31] } 11... Nc7 { [%eval 0.76] [%clk 1:34:38] } 12. a4 { [%eval 0.8] [%clk 1:34:57] } 12... b6 { [%eval 0.79] [%clk 1:35:02] } 13. Nc4 { [%eval 0.74] [%clk 1:35:22] } 13... Ba6 { [%eval 0.75] [%clk 1:35:25] } 14. Bg5 { [%eval 0.66] [%clk 1:35:43] } 14... h6 { [%eval 0.76] [%clk 1:35:13] } 15. Be3 { [%eval 0.57] [%clk 1:35:55] } 15... Bxc4 { [%eval 0.62] [%clk 1:35:28] } 16. Bxc4 { [%eval 0.57] [%clk 1:36:20] } 16... a6 { [%eval 0.53] [%clk 1:35:47] } 17. Qd2 { [%eval 0.47] [%clk 1:36:44] } 17... Kh7 { [%eval 0.46] [%clk 1:36:02] } 18. Rab1 { [%eval 0.47] [%clk 1:36:56] } 18... Rb8 { [%eval 0.52] [%clk 1:35:59] } 19. b4 { [%eval 0.56] [%clk 1:36:42] } 19... b5 { [%eval 0.47] [%clk 1:36:16] } 20. Be2 { [%eval 0.39] [%clk 1:37:04] } 20... cxb4 { [%eval 0.4] [%clk 1:36:01] } 21. Rxb4 { [%eval 0.39] [%clk 1:36:59] } 21... bxa4 { [%eval 0.34] [%clk 1:33:48] } 22. Rxb8 { [%eval 0.18] [%clk 1:17:18] } 22... Qxb8 { [%eval 0.21] [%clk 1:34:11] } 23. Rb1 { [%eval 0.2] [%clk 1:17:39] } 23... Qc8 { [%eval 0.6] [%clk 1:24:52] } 24. Nxa4 { [%eval 0.63] [%clk 1:15:29] } 24... Qd7 { [%eval 0.99] [%clk 1:23:13] } 25. Nb6 { [%eval 1.05] [%clk 1:07:23] } 25... Qe7 { [%eval 1.18] [%clk 1:23:13] } 26. Nc4 { [%eval 0.84] [%clk 1:07:28] } 26... Nb5 { [%eval 0.62] [%clk 1:22:31] } 27. Bd3 { [%eval 0.52] [%clk 0:43:31] } 27... Nd7 { [%eval 0.6] [%clk 1:19:54] } 28. Qa5 { [%eval 0.8] [%clk 0:41:27] } 28... Nc5 { [%eval 1.32] [%clk 1:14:54] } 29. Bxc5 { [%eval 0.97] [%clk 0:38:00] } 29... dxc5 { [%eval 1.1] [%clk 1:15:16] } 30. Qxa6 { [%eval 1.17] [%clk 0:38:27] } 30... Bd4+?! { [%eval 2.16] } { Inaccuracy. Nc3 was best. } { [%clk 1:14:33] } 31. Kh1 { [%eval 1.99] [%clk 0:38:48] } 31... Nc3 { [%eval 1.8] [%clk 1:12:25] } 32. Rf1 { [%eval 1.83] [%clk 0:30:17] } 32... Rb8 { [%eval 2.42] [%clk 1:08:22] } 33. Qc6?! { [%eval 1.48] } { Inaccuracy. d6 was best. } { [%clk 0:28:24] } 33... Rb3? { [%eval 3.4] } { Mistake. Rb4 was best. } { [%clk 1:06:03] } 34. d6 { [%eval 3.29] [%clk 0:27:16] } 34... Qf6?! { [%eval 4.59] } { Inaccuracy. Qe6 was best. } { [%clk 1:01:22] } 35. Na5?? { [%eval 0.59] } { Blunder. Qe8 was best. } { [%clk 0:23:50] } 35... Ra3?? { [%eval 4.64] } { Blunder. Rb2 was best. } { [%clk 1:00:51] } 36. d7? { [%eval 2.84] } { Mistake. Qe8 was best. } { [%clk 0:23:43] } 36... c4?! { [%eval 4.5] } { Inaccuracy. Ra2 was best. } { [%clk 0:58:01] } 37. Qc8 { [%eval 4.56] [%clk 0:23:38] } 37... Bb6 { [%eval 5.2] [%clk 0:57:06] } 38. Nxc4 { [%eval 4.88] [%clk 0:24:00] } 38... Nd1 { [%eval 5.86] [%clk 0:53:27] } 39. Nxa3 { [%eval 5.85] [%clk 0:20:38] } 39... Ne3 { [%eval 5.75] [%clk 0:51:05] } 40. Rg1 { [%eval 5.83] [%clk 0:14:40] } 40... Qd4 { [%eval 5.88] [%clk 0:51:20] } 41. d8=Q { [%eval 5.84] [%clk 0:12:05] } 41... Bxd8 { [%eval 5.91] [%clk 0:51:45] } 42. Nc2 { [%eval 5.81] [%clk 0:11:47] } 42... Qxd3 { [%eval 6.6] [%clk 0:51:47] } 43. Nxe3 { [%eval 6.37] [%clk 0:12:16] } 43... Bb6 { [%eval 6.5] [%clk 0:52:05] } 44. Qc4 { [%eval 6.33] [%clk 0:12:31] } 44... Qxe3?! { [%eval 11.87] } { Inaccuracy. Qxc4 was best. } { [%clk 0:52:24] } 45. Qxf7+ { [%eval 10.59] [%clk 0:13:00] } 45... Kh8 { [%eval 9.48] [%clk 0:52:46] } 46. Qf8+ { [%eval 8.82] [%clk 0:13:26] } 46... Kh7 { [%eval 9.35] [%clk 0:53:07] } 47. Qf7+ { [%eval 9.26] [%clk 0:13:54] } 47... Kh8 { [%eval 8.86] [%clk 0:53:31] } 48. Ra1 { [%eval 9.15] [%clk 0:14:14] } 48... Qd4 { [%eval 9.48] [%clk 0:53:05] } 49. Ra8+ { [%eval #30] [%clk 0:14:32] } 49... Bd8 { [%eval #30] [%clk 0:53:30] } 50. Qf8+ { [%eval 9.67] [%clk 0:14:57] } 50... Kh7 { [%eval 9.1] [%clk 0:53:57] } 51. Qxd8 { [%eval 8.57] [%clk 0:15:20] } 1-0