Event: Round 2: McMahon, Conor - Oconnor, Jamie S
Date: 2025-05-29
White: McMahon, Conor
WhiteElo: 1411
Black: Oconnor, Jamie S
Result: 0-1
ECO: D04
Opening: Queen's Pawn Game: Colle System, Anti-Colle
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:28:25] } 1... d5 { [%eval 0.18] [%clk 1:30:47] } 2. d4 { [%eval 0.08] [%clk 1:28:43] } 2... Nf6 { [%eval 0.11] [%clk 1:30:47] } 3. e3 { [%eval 0.0] [%clk 1:29:03] } 3... Bf5 { [%eval 0.29] [%clk 1:30:27] } 4. c4 { [%eval 0.13] [%clk 1:28:51] } 4... e6 { [%eval 0.33] [%clk 1:30:15] } 5. c5?! { [%eval -0.3] } { Inaccuracy. Qb3 was best. } { [%clk 1:28:24] } 5... c6 { [%eval 0.13] [%clk 1:30:02] } 6. b4 { [%eval 0.0] [%clk 1:28:05] } 6... b6 { [%eval 0.08] [%clk 1:28:29] } 7. Ne5?! { [%eval -1.01] } { Inaccuracy. a3 was best. } { [%clk 1:26:23] } 7... b5?? { [%eval 2.18] } { Blunder. a5 was best. } { [%clk 1:27:30] } 8. a4 { [%eval 2.88] [%clk 1:25:47] } 8... bxa4 { [%eval 2.69] [%clk 1:25:08] } 9. Qxa4 { [%eval 2.91] [%clk 1:25:20] } 9... Qc7 { [%eval 2.68] [%clk 1:24:43] } 10. b5?! { [%eval 1.65] } { Inaccuracy. Nc3 was best. } { [%clk 1:23:19] } 10... Bxb1?? { [%eval 3.94] } { Blunder. Bxc5 was best. } { [%clk 1:18:42] } 11. b6 { [%eval 4.01] [%clk 1:20:27] } 11... Qb7 { [%eval 3.83] [%clk 1:18:19] } 12. Rxb1?? { [%eval 1.71] } { Blunder. bxa7 was best. } { [%clk 1:18:48] } 12... axb6 { [%eval 1.63] [%clk 1:16:24] } 13. Rxb6 { [%eval 1.57] [%clk 1:17:23] } 13... Qxb6 { [%eval 1.72] [%clk 1:15:50] } 14. Qxa8 { [%eval 1.52] [%clk 1:15:27] } 14... Qc7?? { [%eval 4.06] } { Blunder. Qb1 was best. } { [%clk 1:15:03] } 15. h3?? { [%eval -0.48] } { Blunder. Nxc6 was best. } { [%clk 1:13:47] } 15... Bxc5 { [%eval -0.51] [%clk 1:13:43] } 16. Nxf7?? { [%eval -4.87] } { Blunder. Ba3 was best. } { [%clk 1:11:17] } 16... Bb4+ { [%eval -4.65] [%clk 1:13:44] } 17. Bd2 { [%eval -4.75] [%clk 1:06:34] } 17... Bxd2+ { [%eval -4.72] [%clk 1:13:59] } 18. Kxd2 { [%eval -4.74] [%clk 1:06:58] } 18... Kxf7 { [%eval -4.23] [%clk 1:14:21] } 19. f3 { [%eval -5.29] [%clk 1:06:07] } 19... Rc8 { [%eval -5.06] [%clk 1:13:11] } 20. Be2 { [%eval -5.29] [%clk 1:02:41] } 20... c5 { [%eval -5.24] [%clk 1:11:51] } 21. Rb1 { [%eval -5.49] [%clk 0:59:55] } 21... Nbd7 { [%eval -5.44] [%clk 1:10:33] } 22. Qa6?! { [%eval -7.14] } { Inaccuracy. Rb7 was best. } { [%clk 0:56:29] } 22... cxd4 { [%eval -6.69] [%clk 1:10:11] } 23. Bd3 { [%eval -7.03] [%clk 0:53:56] } 23... dxe3+ { [%eval -7.0] [%clk 1:09:26] } 24. Kxe3 { [%eval -6.71] [%clk 0:52:40] } 24... d4+ { [%eval -6.05] [%clk 1:09:11] } 25. Ke2 { [%eval -5.81] [%clk 0:52:24] } 25... Qe5+ { [%eval -5.69] [%clk 1:09:12] } 26. Kf1 { [%eval -6.13] [%clk 0:51:37] } 26... Qe3 { [%eval -6.24] [%clk 1:07:56] } 27. Qa3 { [%eval -7.7] [%clk 0:45:47] } 27... Rc3 { [%eval -7.52] [%clk 1:06:59] } 28. Qxc3 { [%eval -10.72] [%clk 0:41:50] } 28... dxc3 { [%eval -10.23] [%clk 1:07:17] } 29. Rd1?! { [%eval #-8] } { Checkmate is now unavoidable. Bc2 was best. } { [%clk 0:42:06] } 29... Ne5 { [%eval #-13] [%clk 1:07:04] } 30. Bc2 { [%eval #-7] [%clk 0:42:11] } 30... Nd5 { [%eval #-13] [%clk 1:06:24] } 31. Re1 { [%eval #-15] [%clk 0:42:04] } 31... Qd2 { [%eval #-26] [%clk 1:06:05] } 32. Re2 { [%eval #-26] [%clk 0:40:39] } 32... Ne3+ { [%eval -10.9] [%clk 1:06:20] } 33. Rxe3?! { [%eval #-7] } { Checkmate is now unavoidable. Kf2 was best. } { [%clk 0:40:40] } 33... Qxe3 { [%eval #-6] [%clk 1:06:44] } 0-1