Event: ECF Over 50 2021
Date: 2021-10-10
White: Erdogan, Hassan
WhiteElo: 1842
Black: Mason, Donald J
BlackElo: 2062
Result: 0-1
ECO: A48
Opening: East Indian Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:30:58] } 1... Nf6 { [%eval 0.28] [%clk 1:30:55] } 2. Nf3 { [%eval 0.12] [%clk 1:31:23] } 2... g6 { [%eval 0.21] [%clk 1:31:20] } 3. e3 { [%eval 0.21] [%clk 1:31:33] } 3... Bg7 { [%eval 0.19] [%clk 1:31:44] } 4. Be2 { [%eval 0.0] [%clk 1:30:52] } 4... O-O { [%eval 0.17] [%clk 1:32:05] } 5. O-O { [%eval 0.0] [%clk 1:31:09] } 5... d6 { [%eval 0.44] [%clk 1:32:32] } 6. b3 { [%eval 0.12] [%clk 1:29:48] } 6... Nbd7 { [%eval 0.52] [%clk 1:32:52] } 7. Bb2 { [%eval 0.27] [%clk 1:30:14] } 7... e5 { [%eval 0.63] [%clk 1:33:08] } 8. c4?! { [%eval -0.04] } { Inaccuracy. dxe5 was best. } { [%clk 1:19:43] } 8... e4 { [%eval 0.09] [%clk 1:32:42] } 9. Nfd2 { [%eval 0.1] [%clk 1:20:07] } 9... Re8 { [%eval 0.04] [%clk 1:33:07] } 10. Qc2 { [%eval -0.09] [%clk 1:19:11] } 10... Nf8 { [%eval -0.19] [%clk 1:33:23] } 11. Nc3 { [%eval 0.06] [%clk 1:09:57] } 11... Bf5 { [%eval -0.17] [%clk 1:33:07] } 12. Rfd1 { [%eval -0.21] [%clk 1:08:07] } 12... h5 { [%eval -0.1] [%clk 1:33:08] } 13. d5 { [%eval -0.33] [%clk 1:03:35] } 13... N8d7 { [%eval -0.41] [%clk 1:24:46] } 14. Nb5 { [%eval -0.68] [%clk 1:02:40] } 14... Ng4?! { [%eval 0.0] } { Inaccuracy. g5 was best. } { [%clk 1:18:50] } 15. Bxg7 { [%eval 0.17] [%clk 0:58:36] } 15... Kxg7 { [%eval 0.19] [%clk 1:19:18] } 16. h3 { [%eval 0.25] [%clk 0:58:17] } 16... Qh4?! { [%eval 0.91] } { Inaccuracy. Nh6 was best. } { [%clk 1:09:17] } 17. hxg4 { [%eval 1.25] [%clk 0:41:46] } 17... hxg4 { [%eval 1.32] [%clk 1:08:19] } 18. g3 { [%eval 1.75] [%clk 0:42:12] } 18... Qh5 { [%eval 1.37] [%clk 0:55:09] } 19. Bf1 { [%eval 1.16] [%clk 0:42:41] } 19... Ne5?! { [%eval 1.77] } { Inaccuracy. a6 was best. } { [%clk 0:48:59] } 20. Bg2 { [%eval 1.37] [%clk 0:43:07] } 20... Nf3+ { [%eval 1.85] [%clk 0:46:14] } 21. Kf1 { [%eval 1.37] [%clk 0:43:35] } 21... Qh2? { [%eval 2.8] } { Mistake. Re5 was best. } { [%clk 0:46:17] } 22. Bxf3?? { [%eval -7.22] } { Blunder. Nxc7 was best. } { [%clk 0:43:05] } 22... exf3 { [%eval -6.98] [%clk 0:29:14] } 23. Qc3+ { [%eval -7.53] [%clk 0:43:29] } 23... f6 { [%eval -6.38] [%clk 0:29:26] } 24. Ke1 { [%eval -6.37] [%clk 0:43:56] } 24... Qg1+ { [%eval -6.77] [%clk 0:28:39] } 25. Nf1 { [%eval -6.28] [%clk 0:44:24] } 25... Rh8 { [%eval -6.33] [%clk 0:28:45] } 26. Kd2 { [%eval -6.69] [%clk 0:37:00] } 26... Qxf2+ { [%eval -6.23] [%clk 0:28:19] } 27. Kc1 { [%eval -6.43] [%clk 0:37:30] } 27... Rh1 { [%eval -6.62] [%clk 0:25:52] } 28. Nd4 { [%eval -8.17] [%clk 0:34:39] } 28... Rxf1 { [%eval -8.23] [%clk 0:24:11] } 29. Nxf5+ { [%eval -8.87] [%clk 0:35:06] } 29... gxf5 { [%eval -9.0] [%clk 0:24:28] } 30. Rxf1 { [%eval -9.0] [%clk 0:35:33] } 30... Qxf1+ { [%eval -9.05] [%clk 0:24:13] } 31. Kb2 { [%eval -8.96] [%clk 0:36:03] } 31... Qe2+ { [%eval -9.13] [%clk 0:20:56] } 32. Ka3 { [%eval -9.15] [%clk 0:36:30] } 32... Re8 { [%eval -9.06] [%clk 0:17:43] } 33. Rh1 { [%eval -9.97] [%clk 0:36:33] } 33... Qxe3 { [%eval -9.98] [%clk 0:17:02] } 34. Qc2 { [%eval -10.04] [%clk 0:35:41] } 34... Qc5+ { [%eval -10.24] [%clk 0:13:28] } 35. Ka4?! { [%eval #-8] } { Checkmate is now unavoidable. b4 was best. } { [%clk 0:35:29] } 35... b5+ { [%eval #-7] [%clk 0:13:45] } 36. Ka5 { [%eval #-6] [%clk 0:35:47] } 36... Qb6+?! { [%eval -12.23] } { Lost forced checkmate sequence. Qa3+ was best. } { [%clk 0:13:56] } 37. Kb4 { [%eval -12.15] [%clk 0:36:13] } 37... a5+ { [%eval -10.51] [%clk 0:14:17] } 38. Ka3 { [%eval -10.66] [%clk 0:36:37] } 38... Qc5+ { [%eval -11.09] [%clk 0:14:41] } 0-1