Event: Round 18: Kopylov, Michael - Arndt, Magnus
Date: 2025-05-24
White: Kopylov, Michael
WhiteTitle: IM
WhiteElo: 2329
Black: Arndt, Magnus
BlackTitle: FM
BlackElo: 2427
Result: 1-0
ECO: E01
Opening: Catalan Opening: Closed
Variant: Standard
TimeControl: 3+2

1. d4 { [%eval 0.17] [%clk 0:03:03] } 1... Nf6 { [%eval 0.19] [%clk 0:03:03] } 2. c4 { [%eval 0.18] [%clk 0:03:04] } 2... e6 { [%eval 0.14] [%clk 0:03:00] } 3. g3 { [%eval 0.13] [%clk 0:03:05] } 3... d5 { [%eval 0.12] [%clk 0:02:28] } 4. Bg2 { [%eval 0.14] [%clk 0:03:05] } 4... Bb4+ { [%eval 0.18] [%clk 0:02:24] } 5. Nd2 { [%eval 0.11] [%clk 0:03:05] } 5... O-O { [%eval 0.11] [%clk 0:02:15] } 6. Nf3 { [%eval 0.11] [%clk 0:03:06] } 6... dxc4 { [%eval 0.07] [%clk 0:02:13] } 7. Qc2 { [%eval 0.07] [%clk 0:03:08] } 7... a5 { [%eval 0.12] [%clk 0:01:04] } 8. O-O { [%eval -0.23] [%clk 0:02:56] } 8... b5 { [%eval -0.13] [%clk 0:00:51] } 9. a4 { [%eval -0.23] [%clk 0:02:58] } 9... c6 { [%eval -0.22] [%clk 0:00:47] } 10. b3 { [%eval -0.24] [%clk 0:02:59] } 10... cxb3 { [%eval -0.25] [%clk 0:00:43] } 11. Nxb3 { [%eval -0.2] [%clk 0:03:00] } 11... Ba6 { [%eval -0.19] [%clk 0:00:38] } 12. Rd1?! { [%eval -0.74] } { Inaccuracy. Nc5 was best. } { [%clk 0:02:35] } 12... bxa4 { [%eval -0.82] [%clk 0:00:37] } 13. Nc5 { [%eval -0.78] [%clk 0:02:36] } 13... Bb5 { [%eval -0.75] [%clk 0:00:30] } 14. Ne5 { [%eval -0.87] [%clk 0:02:30] } 14... Qc8?! { [%eval -0.18] } { Inaccuracy. Nd5 was best. } { [%clk 0:00:22] } 15. Nxa4 { [%eval -0.39] [%clk 0:02:27] } 15... Nfd7 { [%eval 0.0] [%clk 0:00:17] } 16. Nc4 { [%eval -0.26] [%clk 0:02:12] } 16... Ra6?! { [%eval 0.35] } { Inaccuracy. Qa6 was best. } { [%clk 0:00:10] } 17. Ba3 { [%eval 0.02] [%clk 0:02:10] } 17... Qc7 { [%eval 0.09] [%clk 0:00:07] } 18. Nc5 { [%eval -0.21] [%clk 0:02:06] } 18... Nxc5 { [%eval 0.2] [%clk 0:00:05] } 19. dxc5 { [%eval 0.06] [%clk 0:02:07] } 19... Bxc4 { [%eval 0.0] [%clk 0:00:02] } 20. Qxc4 { [%eval 0.05] [%clk 0:02:06] } 20... Bxa3 { [%eval 0.03] [%clk 0:00:05] } 21. Rxa3 { [%eval 0.16] [%clk 0:02:06] } 21... Rd8?? { [%eval 2.96] } { Blunder. Qa7 was best. } { [%clk 0:00:05] } 22. Rb1?? { [%eval 0.0] } { Blunder. Rxd8+ was best. } { [%clk 0:01:54] } 22... Ra7 { [%eval 0.0] [%clk 0:00:05] } 23. Rb6? { [%eval -1.44] } { Mistake. h4 was best. } { [%clk 0:01:53] } 23... Rb7? { [%eval 0.0] } { Mistake. Rd1+ was best. } { [%clk 0:00:04] } 24. Qb3 { [%eval 0.0] [%clk 0:01:43] } 24... Rxb6 { [%eval 0.0] [%clk 0:00:04] } 25. cxb6 { [%eval 0.0] [%clk 0:01:45] } 25... Qd6 { [%eval 0.0] [%clk 0:00:04] } 26. Rxa5 { [%eval -0.18] [%clk 0:01:22] } 26... Nd7?? { [%eval 2.28] } { Blunder. Qd1+ was best. } { [%clk 0:00:05] } 27. b7 { [%eval 2.07] [%clk 0:00:56] } 27... Nc5?? { [%eval 5.39] } { Blunder. Nb8 was best. } { [%clk 0:00:06] } 28. Qb6 { [%eval 4.38] [%clk 0:00:50] } 28... Nd7?? { [%eval #8] } { Checkmate is now unavoidable. Nxb7 was best. } { [%clk 0:00:03] } 1-0