Event: Round 4: Klus, Jan - Koskina, Zoia
Site: https://lichess.org/broadcast/5th-ipca-european-individual-chess-championship-2025--rapid/round-4/H9An0KxQ/u79E9o9N
Date: 2025-10-12
White: Klus, Jan
WhiteElo: 1750
Black: Koskina, Zoia
BlackElo: 1569
Result: 1-0
ECO: C50
Opening: Four Knights Game: Italian Variation
Variant: Standard
TimeControl: 10+10

1. e4 { [%eval 0.18] [%clk 0:10:19] } 1... e5 { [%eval 0.22] [%clk 0:10:19] } 2. Nf3 { [%eval 0.13] [%clk 0:10:27] } 2... Nc6 { [%eval 0.21] [%clk 0:10:27] } 3. Bc4 { [%eval 0.14] [%clk 0:10:36] } 3... Nf6 { [%eval 0.1] [%clk 0:10:19] } 4. Nc3 { [%eval 0.0] [%clk 0:10:44] } 4... Bc5 { [%eval 0.09] [%clk 0:09:49] } 5. O-O { [%eval 0.07] [%clk 0:10:51] } 5... O-O { [%eval 0.13] [%clk 0:09:55] } 6. Na4 { [%eval -0.15] [%clk 0:10:45] } 6... Bd4 { [%eval 0.29] [%clk 0:09:08] } 7. c3 { [%eval 0.28] [%clk 0:10:24] } 7... d5?? { [%eval 2.68] } { Blunder. Bb6 was best. } { [%clk 0:07:16] } 8. exd5 { [%eval 2.64] [%clk 0:10:23] } 8... e4?! { [%eval 3.77] } { Inaccuracy. Na5 was best. } { [%clk 0:07:16] } 9. Nxd4 { [%eval 3.78] [%clk 0:09:20] } 9... Bg4 { [%eval 4.67] [%clk 0:06:48] } 10. Qe1 { [%eval 4.02] [%clk 0:09:20] } 10... Nxd4 { [%eval 4.08] [%clk 0:06:48] } 11. cxd4 { [%eval 4.02] [%clk 0:08:03] } 11... b5 { [%eval 4.15] [%clk 0:06:28] } 12. Bxb5 { [%eval 4.31] [%clk 0:08:02] } 12... Qxd5 { [%eval 4.54] [%clk 0:06:27] } 13. Nc3 { [%eval 4.47] [%clk 0:07:42] } 13... Qf5 { [%eval 5.16] [%clk 0:06:07] } 14. Qe3 { [%eval 4.9] [%clk 0:07:38] } 14... a6 { [%eval 4.95] [%clk 0:05:52] } 15. Be2 { [%eval 4.34] [%clk 0:07:45] } 15... c6 { [%eval 4.92] [%clk 0:04:49] } 16. f3 { [%eval 4.49] [%clk 0:07:45] } 16... exf3 { [%eval 4.58] [%clk 0:04:48] } 17. Bxf3 { [%eval 4.45] [%clk 0:06:10] } 17... Rae8 { [%eval 4.46] [%clk 0:04:17] } 18. Qf2 { [%eval 4.62] [%clk 0:06:18] } 18... Qd3 { [%eval 4.63] [%clk 0:03:19] } 19. h3 { [%eval 4.6] [%clk 0:06:10] } 19... Bxf3 { [%eval 4.67] [%clk 0:01:35] } 20. Qxf3 { [%eval 4.63] [%clk 0:06:11] } 20... Qg6 { [%eval 4.78] [%clk 0:01:06] } 21. d3 { [%eval 4.79] [%clk 0:06:10] } 21... h5 { [%eval 5.02] [%clk 0:00:55] } 22. Bf4 { [%eval 4.87] [%clk 0:06:03] } 22... Nd5 { [%eval 5.13] [%clk 0:00:22] } 23. Nxd5 { [%eval 5.2] [%clk 0:06:05] } 23... cxd5 { [%eval 4.93] [%clk 0:00:30] } 24. Rae1 { [%eval 5.12] [%clk 0:06:03] } 24... Rxe1 { [%eval 5.51] [%clk 0:00:26] } 25. Rxe1 { [%eval 5.52] [%clk 0:06:11] } 25... Qf5 { [%eval 6.23] [%clk 0:00:19] } 26. Re5 { [%eval 6.09] [%clk 0:06:13] } 26... Qc8 { [%eval 6.32] [%clk 0:00:00] } 27. Rxd5 { [%eval 6.05] [%clk 0:06:13] } 27... Qc2 { [%eval 7.16] [%clk 0:00:00] } 28. Rxh5 { [%eval 6.91] [%clk 0:06:13] } 28... Qb1+ { [%eval 7.47] [%clk 0:00:00] } 29. Kh2 { [%eval 7.48] [%clk 0:06:13] } 29... Qxb2? { [%eval #9] } { Checkmate is now unavoidable. Qe1 was best. } { [%clk 0:00:00] } 30. Qe4 { [%eval 14.9] [%clk 0:06:13] } 30... Qxa2?! { [%eval #1] } { Checkmate is now unavoidable. g6 was best. } { [%clk 0:00:00] } 31. Qh7# { [%clk 0:05:58] } 1-0