Event: Round 4: Marc Morgunov - Yevgeniy Roshka
Date: 2023-02-06
White: Marc Morgunov
WhiteTitle: FM
Black: Yevgeniy Roshka
BlackTitle: IM
Result: 1/2-1/2
ECO: C70
Opening: Ruy Lopez: Morphy Defense, Schliemann Defense Deferred
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:55] } 1... e5 { [%eval 0.32] [%clk 1:24:28] } 2. Nf3 { [%eval 0.29] [%clk 1:31:04] } 2... Nc6 { [%eval 0.29] [%clk 1:24:57] } 3. Bb5 { [%eval 0.2] [%clk 1:31:13] } 3... a6 { [%eval 0.37] [%clk 1:25:25] } 4. Ba4 { [%eval 0.31] [%clk 1:31:38] } 4... f5?! { [%eval 0.92] } { Inaccuracy. Be7 was best. } { [%clk 1:25:53] } 5. d4 { [%eval 0.76] [%clk 1:20:27] } 5... exd4 { [%eval 0.95] [%clk 1:26:21] } 6. exf5? { [%eval -0.29] } { Mistake. e5 was best. } { [%clk 1:20:04] } 6... Qe7+ { [%eval -0.16] [%clk 1:14:01] } 7. Kf1 { [%eval -0.25] [%clk 1:19:39] } 7... b5 { [%eval -0.22] [%clk 1:14:00] } 8. Bb3 { [%eval -0.15] [%clk 1:20:03] } 8... Nf6 { [%eval 0.22] [%clk 1:14:03] } 9. c3 { [%eval -0.26] [%clk 1:17:17] } 9... Bb7?! { [%eval 0.7] } { Inaccuracy. Na5 was best. } { [%clk 1:06:22] } 10. cxd4 { [%eval 0.54] [%clk 1:06:48] } 10... O-O-O { [%eval 0.52] [%clk 0:54:34] } 11. Nc3 { [%eval 0.55] [%clk 0:55:12] } 11... Na5 { [%eval 0.81] [%clk 0:53:21] } 12. Bf4?! { [%eval -0.06] } { Inaccuracy. Bc2 was best. } { [%clk 0:54:04] } 12... Nxb3 { [%eval -0.32] [%clk 0:45:02] } 13. Qxb3 { [%eval -0.14] [%clk 0:48:20] } 13... Qb4 { [%eval -0.03] [%clk 0:44:20] } 14. Qxb4?! { [%eval -0.8] } { Inaccuracy. h4 was best. } { [%clk 0:36:53] } 14... Bxb4 { [%eval -0.61] [%clk 0:40:53] } 15. a4 { [%eval -0.7] [%clk 0:32:36] } 15... bxa4 { [%eval -0.7] [%clk 0:26:47] } 16. Nxa4 { [%eval -0.95] [%clk 0:31:30] } 16... Rdf8 { [%eval -0.82] [%clk 0:19:24] } 17. Nc5 { [%eval -0.99] [%clk 0:20:17] } 17... Bxc5 { [%eval -1.05] [%clk 0:18:16] } 18. dxc5 { [%eval -1.0] [%clk 0:20:43] } 18... Nh5 { [%eval -0.75] [%clk 0:17:46] } 19. Be3 { [%eval -0.83] [%clk 0:18:53] } 19... Rxf5 { [%eval -0.98] [%clk 0:17:05] } 20. b4 { [%eval -1.21] [%clk 0:12:50] } 20... Re8 { [%eval -1.42] [%clk 0:14:17] } 21. Nd4 { [%eval -1.36] [%clk 0:12:36] } 21... Rf6? { [%eval -0.19] } { Mistake. Rd5 was best. } { [%clk 0:13:42] } 22. Ra3 { [%eval -0.29] [%clk 0:12:33] } 22... Nf4 { [%eval -0.18] [%clk 0:08:54] } 23. f3 { [%eval -0.08] [%clk 0:12:30] } 23... Nd5 { [%eval 0.0] [%clk 0:07:05] } 24. Bd2 { [%eval -0.25] [%clk 0:10:37] } 24... Re4 { [%eval -0.32] [%clk 0:06:44] } 25. Rd3 { [%eval -0.4] [%clk 0:10:39] } 25... Nf4 { [%eval -0.38] [%clk 0:06:36] } 26. Re3 { [%eval -0.43] [%clk 0:11:03] } 26... Rxe3 { [%eval -0.5] [%clk 0:04:16] } 27. Bxe3 { [%eval -0.52] [%clk 0:11:28] } 27... Ne6 { [%eval 0.0] [%clk 0:04:37] } 1/2-1/2