Event: Round 4: Michelle Katkov - Irina Len
Date: 2021-10-30
White: Michelle Katkov
WhiteTitle: WFM
Black: Irina Len
BlackTitle: WFM
Result: 1-0
ECO: B01
Opening: Scandinavian Defense: Valencian Variation
Variant: Standard

1. e4 { [%eval 0.24] [%clk 1:30:57] } 1... d5?! { [%eval 0.82] } { Inaccuracy. e5 was best. } { [%clk 1:30:57] } 2. exd5 { [%eval 0.36] [%clk 1:31:22] } 2... Qxd5 { [%eval 0.66] [%clk 1:31:24] } 3. Nc3 { [%eval 0.46] [%clk 1:31:46] } 3... Qd8 { [%eval 0.72] [%clk 1:31:49] } 4. d4 { [%eval 0.55] [%clk 1:32:10] } 4... Nf6 { [%eval 0.8] [%clk 1:32:13] } 5. Nf3 { [%eval 0.72] [%clk 1:32:30] } 5... Bf5 { [%eval 0.66] [%clk 1:30:51] } 6. Bc4 { [%eval 0.32] [%clk 1:28:06] } 6... Nbd7?! { [%eval 0.88] } { Inaccuracy. e6 was best. } { [%clk 1:30:44] } 7. O-O { [%eval 0.63] [%clk 1:23:17] } 7... Nb6 { [%eval 1.06] [%clk 1:30:17] } 8. Bb3 { [%eval 1.17] [%clk 1:21:52] } 8... e6 { [%eval 0.9] [%clk 1:26:19] } 9. Ne5 { [%eval 0.97] [%clk 1:18:45] } 9... c6?! { [%eval 1.58] } { Inaccuracy. Bd6 was best. } { [%clk 1:24:49] } 10. Qf3?? { [%eval -0.32] } { Blunder. g4 was best. } { [%clk 1:14:31] } 10... Qc7?? { [%eval 2.44] } { Blunder. Qxd4 was best. } { [%clk 1:18:22] } 11. Re1 { [%eval 2.5] [%clk 1:05:58] } 11... O-O-O?! { [%eval 3.24] } { Inaccuracy. Bd6 was best. } { [%clk 1:16:51] } 12. a4? { [%eval 1.45] } { Mistake. Nxf7 was best. } { [%clk 0:56:17] } 12... Nbd5?! { [%eval 2.37] } { Inaccuracy. Rxd4 was best. } { [%clk 0:59:20] } 13. a5 { [%eval 2.35] [%clk 0:50:12] } 13... h5?! { [%eval 3.66] } { Inaccuracy. Nb4 was best. } { [%clk 0:44:59] } 14. a6 { [%eval 3.45] [%clk 0:47:20] } 14... b5?! { [%eval 5.33] } { Inaccuracy. b6 was best. } { [%clk 0:43:10] } 15. Nxd5 { [%eval 5.59] [%clk 0:42:57] } 15... Nxd5 { [%eval 5.74] [%clk 0:38:45] } 16. Bd2 { [%eval 5.61] [%clk 0:40:08] } 16... Bb4 { [%eval 6.44] [%clk 0:27:19] } 17. Bxd5 { [%eval 6.0] [%clk 0:37:11] } 17... Bxd2 { [%eval 6.05] [%clk 0:27:08] } 18. Bxc6 { [%eval 6.31] [%clk 0:37:26] } 18... Rd6 { [%eval 6.25] [%clk 0:27:11] } 19. Bd7+ { [%eval 5.07] [%clk 0:34:13] } 19... Kb8 { [%eval 5.99] [%clk 0:20:37] } 20. Nc6+?! { [%eval 3.77] } { Inaccuracy. Red1 was best. } { [%clk 0:16:22] } 20... Rxc6 { [%eval 3.83] [%clk 0:20:39] } 21. Bxc6 { [%eval 3.85] [%clk 0:16:42] } 21... Bxe1 { [%eval 3.83] [%clk 0:19:35] } 22. Rxe1 { [%eval 3.98] [%clk 0:16:51] } 22... Rc8? { [%eval 7.23] } { Mistake. Bg4 was best. } { [%clk 0:07:09] } 23. Bxb5 { [%eval 7.36] [%clk 0:15:13] } 23... Bg4 { [%eval 8.06] [%clk 0:05:01] } 24. Qe3 { [%eval 7.37] [%clk 0:13:23] } 24... Qxc2 { [%eval 7.48] [%clk 0:05:00] } 25. Qe5+ { [%eval 8.19] [%clk 0:13:33] } 25... Rc7 { [%eval 8.54] [%clk 0:04:04] } 26. Qxg7 { [%eval 8.74] [%clk 0:12:19] } 26... Qxb2? { [%eval #9] } { Checkmate is now unavoidable. Qc1 was best. } { [%clk 0:03:23] } 27. Qf8+ { [%eval #8] [%clk 0:12:43] } 27... Rc8 { [%eval #8] [%clk 0:03:45] } 28. Qd6+ { [%eval #7] [%clk 0:13:02] } 28... Rc7 { [%eval #7] [%clk 0:04:05] } 29. Bd7 { [%eval #6] [%clk 0:12:14] } 29... Qc3 { [%eval #6] [%clk 0:02:50] } 1-0