Event: Round 9: Nathaniel Mathurin - Samid Eduardo Escalona Landi
Date: 2023-07-06
White: Nathaniel Mathurin
Black: Samid Eduardo Escalona Landi
Result: 0-1
ECO: E94
Opening: King's Indian Defense: Orthodox Variation, Positional Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:03:03] } 1... Nf6 { [%eval 0.28] [%clk 0:03:03] } 2. Nf3 { [%eval 0.12] [%clk 0:03:04] } 2... g6 { [%eval 0.21] [%clk 0:03:04] } 3. c4 { [%eval 0.3] [%clk 0:03:06] } 3... Bg7 { [%eval 0.13] [%clk 0:03:05] } 4. Nc3 { [%eval 0.29] [%clk 0:03:07] } 4... d6 { [%eval 0.71] [%clk 0:03:07] } 5. e4 { [%eval 0.57] [%clk 0:03:03] } 5... O-O { [%eval 0.48] [%clk 0:03:06] } 6. Be2 { [%eval 0.5] [%clk 0:03:04] } 6... Nbd7 { [%eval 0.84] [%clk 0:03:08] } 7. O-O { [%eval 0.68] [%clk 0:03:04] } 7... e5 { [%eval 0.62] [%clk 0:03:09] } 8. Be3 { [%eval 0.82] [%clk 0:03:04] } 8... Qe7 { [%eval 0.79] [%clk 0:03:10] } 9. d5 { [%eval 0.25] [%clk 0:03:05] } 9... c5?! { [%eval 1.0] } { Inaccuracy. a5 was best. } { [%clk 0:03:06] } 10. Ne1 { [%eval 0.62] [%clk 0:02:55] } 10... Kh8 { [%eval 1.01] [%clk 0:03:05] } 11. a3 { [%eval 0.53] [%clk 0:02:55] } 11... Ng8 { [%eval 0.54] [%clk 0:03:05] } 12. b4 { [%eval 0.31] [%clk 0:02:56] } 12... b6 { [%eval 0.21] [%clk 0:02:52] } 13. f3 { [%eval 0.26] [%clk 0:02:41] } 13... Bh6 { [%eval 0.56] [%clk 0:02:50] } 14. Qd2 { [%eval 0.49] [%clk 0:02:36] } 14... Bxe3+ { [%eval 0.37] [%clk 0:02:51] } 15. Qxe3 { [%eval 0.51] [%clk 0:02:36] } 15... f5 { [%eval 0.4] [%clk 0:02:52] } 16. exf5 { [%eval 0.38] [%clk 0:02:28] } 16... gxf5 { [%eval 0.37] [%clk 0:02:52] } 17. Nb5? { [%eval -1.07] } { Mistake. f4 was best. } { [%clk 0:02:29] } 17... Ndf6? { [%eval 0.48] } { Mistake. f4 was best. } { [%clk 0:02:46] } 18. bxc5 { [%eval 0.46] [%clk 0:02:29] } 18... bxc5 { [%eval 0.38] [%clk 0:02:46] } 19. Rb1? { [%eval -0.99] } { Mistake. f4 was best. } { [%clk 0:02:19] } 19... a6 { [%eval -0.65] [%clk 0:02:46] } 20. Nc3 { [%eval -0.7] [%clk 0:02:20] } 20... f4 { [%eval -0.67] [%clk 0:02:38] } 21. Qf2 { [%eval -0.89] [%clk 0:02:11] } 21... Nh6 { [%eval -0.55] [%clk 0:02:37] } 22. Bd3 { [%eval -0.54] [%clk 0:01:45] } 22... Bf5 { [%eval -0.36] [%clk 0:02:34] } 23. Ne4? { [%eval -1.85] } { Mistake. Qc2 was best. } { [%clk 0:01:45] } 23... Bxe4 { [%eval -1.97] [%clk 0:02:30] } 24. Bxe4 { [%eval -1.84] [%clk 0:01:27] } 24... Nxe4 { [%eval -1.96] [%clk 0:02:31] } 25. fxe4 { [%eval -1.9] [%clk 0:01:28] } 25... Ng4 { [%eval -1.83] [%clk 0:02:32] } 26. Qb2 { [%eval -2.35] [%clk 0:01:22] } 26... Ne3 { [%eval -2.14] [%clk 0:02:32] } 27. Rf3 { [%eval -2.36] [%clk 0:01:18] } 27... Nxc4?! { [%eval -1.7] } { Inaccuracy. Qg7 was best. } { [%clk 0:02:30] } 28. Qb7?! { [%eval -2.79] } { Inaccuracy. Qe2 was best. } { [%clk 0:01:18] } 28... Ra7?! { [%eval -1.61] } { Inaccuracy. Qxb7 was best. } { [%clk 0:02:17] } 29. Qxe7 { [%eval -1.57] [%clk 0:01:16] } 29... Rxe7 { [%eval -1.64] [%clk 0:02:18] } 30. Nc2?? { [%eval -4.66] } { Blunder. Rd3 was best. } { [%clk 0:00:50] } 30... Nd2 { [%eval -4.67] [%clk 0:02:17] } 0-1