Event: Biel International Chess Festival - Amateur Tournament
Site: Biel, Switzerland
Date: 2023-07-23
White: Gallus, Matthias
Black: Zafeiridis, Athanasios
Result: 1/2-1/2
ECO: D55
Opening: Queen's Gambit Declined: Modern Variation, Normal Line
Variant: Standard
TimeControl: 90 min / 40 Z?ge + 30 Min / Rest + 30 Sek pro Zug

1. d4 { [%eval 0.0] [%clk 1:30:58] } 1... e6 { [%eval 0.2] [%clk 1:30:36] } 2. c4 { [%eval 0.23] [%clk 1:31:19] } 2... d5 { [%eval 0.3] [%clk 1:30:46] } 3. Nc3 { [%eval 0.39] [%clk 1:31:32] } 3... Nf6 { [%eval 0.43] [%clk 1:30:21] } 4. Nf3 { [%eval 0.0] [%clk 1:30:56] } 4... Be7 { [%eval 0.0] [%clk 1:30:03] } 5. Bg5 { [%eval 0.0] [%clk 1:30:25] } 5... O-O { [%eval 0.17] [%clk 1:29:41] } 6. e3 { [%eval 0.03] [%clk 1:30:39] } 6... b6 { [%eval 0.33] [%clk 1:29:15] } 7. cxd5 { [%eval 0.39] [%clk 1:29:26] } 7... Nxd5 { [%eval 0.19] [%clk 1:26:52] } 8. Bxe7 { [%eval 0.19] [%clk 1:26:41] } 8... Qxe7 { [%eval 0.18] [%clk 1:25:57] } 9. Nxd5 { [%eval 0.21] [%clk 1:25:46] } 9... exd5 { [%eval 0.3] [%clk 1:26:17] } 10. Be2 { [%eval 0.1] [%clk 1:25:21] } 10... Bb7 { [%eval 0.26] [%clk 1:21:55] } 11. O-O { [%eval 0.18] [%clk 1:23:48] } 11... Nd7 { [%eval 0.46] [%clk 1:15:58] } 12. Qa4 { [%eval 0.35] [%clk 1:21:06] } 12... Rfc8 { [%eval 0.43] [%clk 1:09:35] } 13. Ba6 { [%eval 0.19] [%clk 1:14:11] } 13... Bxa6 { [%eval 0.11] [%clk 1:09:41] } 14. Qxa6 { [%eval 0.23] [%clk 1:14:37] } 14... Qd6 { [%eval 0.45] [%clk 0:59:32] } 15. Rfd1 { [%eval 0.34] [%clk 1:10:56] } 15... c6 { [%eval 0.43] [%clk 0:59:34] } 16. Qd3 { [%eval 0.05] [%clk 1:02:11] } 16... Re8 { [%eval 0.36] [%clk 0:57:37] } 17. Rac1 { [%eval 0.39] [%clk 1:01:12] } 17... Rac8 { [%eval 0.39] [%clk 0:56:05] } 18. Rc3 { [%eval 0.22] [%clk 0:49:48] } 18... h6 { [%eval 0.31] [%clk 0:52:01] } 19. a3 { [%eval 0.13] [%clk 0:45:17] } 19... a5 { [%eval 0.25] [%clk 0:43:45] } 20. Qa6 { [%eval 0.15] [%clk 0:38:10] } 20... Qc7 { [%eval 0.38] [%clk 0:34:01] } 21. Rdc1 { [%eval 0.34] [%clk 0:36:51] } 21... Re6 { [%eval 0.48] [%clk 0:32:35] } 22. Qd3 { [%eval 0.08] [%clk 0:32:34] } 22... Qd6 { [%eval 0.41] [%clk 0:31:13] } 23. Qa6 { [%eval 0.38] [%clk 0:29:56] } 23... Qb8 { [%eval 0.5] [%clk 0:29:49] } 24. Qd3 { [%eval 0.26] [%clk 0:27:56] } 24... Qa7 { [%eval 0.11] [%clk 0:27:45] } 25. b4 { [%eval -0.01] [%clk 0:25:52] } 25... b5 { [%eval -0.04] [%clk 0:26:49] } 26. Ne5 { [%eval 0.0] [%clk 0:22:23] } 26... Nb8? { [%eval 1.39] } { Mistake. Nxe5 was best. } { [%clk 0:17:43] } 27. Qf5 { [%eval 1.31] [%clk 0:19:23] } 27... Qb7?! { [%eval 2.26] } { Inaccuracy. axb4 was best. } { [%clk 0:15:24] } 28. Qc2? { [%eval 0.96] } { Mistake. bxa5 was best. } { [%clk 0:10:47] } 28... f6?! { [%eval 1.91] } { Inaccuracy. axb4 was best. } { [%clk 0:13:29] } 29. Nd3 { [%eval 1.9] [%clk 0:10:18] } 29... Na6?! { [%eval 2.86] } { Inaccuracy. axb4 was best. } { [%clk 0:08:28] } 30. bxa5 { [%eval 2.92] [%clk 0:09:20] } 30... Rd6 { [%eval 3.18] [%clk 0:04:10] } 31. Nb4 { [%eval 3.08] [%clk 0:08:45] } 31... Nb8 { [%eval 3.57] [%clk 0:03:57] } 32. Qf5 { [%eval 3.37] [%clk 0:08:38] } 32... Rc7 { [%eval 3.73] [%clk 0:04:08] } 33. Qf4 { [%eval 3.35] [%clk 0:07:38] } 33... Rcd7 { [%eval 3.29] [%clk 0:02:44] } 34. Qf5 { [%eval 3.45] [%clk 0:02:55] } 34... Kf7 { [%eval 3.95] [%clk 0:02:48] } 35. Qh5+ { [%eval 3.34] [%clk 0:02:58] } 35... Kg8 { [%eval 3.22] [%clk 0:02:48] } 36. R1c2 { [%eval 2.92] [%clk 0:02:31] } 36... Rc7 { [%eval 3.02] [%clk 0:02:48] } 37. Qf3 { [%eval 2.78] [%clk 0:02:19] } 37... Re6? { [%eval 4.42] } { Mistake. Qc8 was best. } { [%clk 0:02:36] } 38. Qg3?! { [%eval 3.31] } { Inaccuracy. Nxd5 was best. } { [%clk 0:01:54] } 38... Rd7 { [%eval 3.21] [%clk 0:02:38] } 39. Qg4 { [%eval 3.34] [%clk 0:01:36] } 39... Red6 { [%eval 3.31] [%clk 0:01:58] } 40. Qg3 { [%eval 3.11] [%clk 0:00:39] } 40... Re6 { [%eval 3.24] [%clk 0:01:38] } 41. Qg4 { [%eval 3.21] [%clk 0:26:01] } 1/2-1/2