Event: Round 1: Pennekamp, Christoph - Ivan Riabtsev
Date: 2025-04-17
White: Pennekamp, Christoph
WhiteElo: 1674
Black: Ivan Riabtsev
Result: 1/2-1/2
ECO: E32
Opening: Nimzo-Indian Defense: Classical Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.19] [%clk 1:30:58] } 2. c4 { [%eval 0.18] [%clk 1:31:10] } 2... e6 { [%eval 0.14] [%clk 1:31:25] } 3. Nc3 { [%eval 0.09] [%clk 1:31:29] } 3... Bb4 { [%eval 0.09] [%clk 1:31:53] } 4. Qc2 { [%eval 0.09] [%clk 1:31:38] } 4... b6 { [%eval 0.37] [%clk 1:31:16] } 5. a3 { [%eval 0.2] [%clk 1:30:53] } 5... Bxc3+ { [%eval 0.1] [%clk 1:31:19] } 6. bxc3 { [%eval -0.16] [%clk 1:31:01] } 6... Bb7 { [%eval -0.16] [%clk 1:30:30] } 7. f3 { [%eval -0.17] [%clk 1:30:13] } 7... h6 { [%eval 0.17] [%clk 1:21:56] } 8. e4 { [%eval 0.04] [%clk 1:29:38] } 8... d6 { [%eval 0.2] [%clk 1:22:10] } 9. Bd3 { [%eval 0.26] [%clk 1:27:11] } 9... c5 { [%eval 0.25] [%clk 1:11:33] } 10. d5 { [%eval 0.01] [%clk 1:14:15] } 10... e5?! { [%eval 0.83] } { Inaccuracy. Nbd7 was best. } { [%clk 1:05:11] } 11. Ne2 { [%eval 0.74] [%clk 1:13:10] } 11... Qc7 { [%eval 0.61] [%clk 0:58:25] } 12. O-O { [%eval 0.49] [%clk 1:09:01] } 12... g5 { [%eval 0.82] [%clk 0:57:44] } 13. Ng3 { [%eval 0.95] [%clk 1:08:13] } 13... Nbd7 { [%eval 0.97] [%clk 0:53:12] } 14. h3?! { [%eval 0.06] } { Inaccuracy. Qa4 was best. } { [%clk 1:03:47] } 14... Nf8 { [%eval 0.02] [%clk 0:50:45] } 15. Nf5 { [%eval -0.21] [%clk 1:03:00] } 15... Nh5 { [%eval 0.26] [%clk 0:40:23] } 16. Qf2 { [%eval -0.25] [%clk 0:59:43] } 16... Ng6 { [%eval -0.06] [%clk 0:39:31] } 17. g3 { [%eval 0.01] [%clk 0:58:58] } 17... Bc8 { [%eval 0.17] [%clk 0:37:20] } 18. Kh2 { [%eval -0.04] [%clk 0:57:32] } 18... Bd7 { [%eval 0.23] [%clk 0:33:35] } 19. Bd2 { [%eval -0.19] [%clk 0:55:54] } 19... f6?! { [%eval 0.59] } { Inaccuracy. O-O-O was best. } { [%clk 0:30:01] } 20. Be2?! { [%eval -0.19] } { Inaccuracy. a4 was best. } { [%clk 0:54:50] } 20... Bxf5?! { [%eval 0.61] } { Inaccuracy. O-O-O was best. } { [%clk 0:12:01] } 21. exf5 { [%eval 0.72] [%clk 0:54:57] } 21... Nf8 { [%eval 0.71] [%clk 0:11:43] } 22. g4?! { [%eval -0.18] } { Inaccuracy. f4 was best. } { [%clk 0:52:13] } 22... Nf4 { [%eval -0.25] [%clk 0:11:20] } 23. Bxf4 { [%eval -0.2] [%clk 0:49:39] } 23... exf4 { [%eval -0.14] [%clk 0:10:51] } 24. Bd1 { [%eval -0.21] [%clk 0:49:17] } 24... Qd7 { [%eval 0.15] [%clk 0:08:14] } 25. Re1+ { [%eval 0.14] [%clk 0:47:58] } 25... Kd8?! { [%eval 0.77] } { Inaccuracy. Kf7 was best. } { [%clk 0:08:04] } 26. Bc2? { [%eval -0.45] } { Mistake. Ra2 was best. } { [%clk 0:47:23] } 26... Kc7 { [%eval 0.0] [%clk 0:04:56] } 27. Re4 { [%eval 0.0] [%clk 0:46:22] } 27... h5?! { [%eval 0.55] } { Inaccuracy. Re8 was best. } { [%clk 0:03:49] } 28. Kg2?? { [%eval -1.28] } { Blunder. Qe2 was best. } { [%clk 0:44:39] } 28... hxg4 { [%eval -1.26] [%clk 0:04:10] } 29. hxg4?? { [%eval -3.5] } { Blunder. fxg4 was best. } { [%clk 0:44:52] } 29... Re8?? { [%eval 0.0] } { Blunder. Qh7 was best. } { [%clk 0:03:34] } 30. Rxe8 { [%eval -0.03] [%clk 0:43:45] } 30... Qxe8 { [%eval 0.0] [%clk 0:04:03] } 31. Re1 { [%eval -0.13] [%clk 0:43:50] } 31... Qd7 { [%eval -0.04] [%clk 0:03:35] } 32. Qe2 { [%eval -0.1] [%clk 0:43:59] } 32... Rh7 { [%eval 0.0] [%clk 0:02:43] } 33. Qe8 { [%eval 0.0] [%clk 0:43:53] } 33... Qxe8 { [%eval 0.0] [%clk 0:02:37] } 34. Rxe8 { [%eval 0.0] [%clk 0:44:15] } 34... Nd7 { [%eval 0.0] [%clk 0:02:42] } 35. Re6 { [%eval 0.0] [%clk 0:44:16] } 35... Rf7 { [%eval 0.0] [%clk 0:02:09] } 36. Ba4 { [%eval 0.0] [%clk 0:44:26] } 36... Ne5 { [%eval 0.0] [%clk 0:01:50] } 37. Bb5 { [%eval 0.0] [%clk 0:39:11] } 37... Rf8 { [%eval 0.0] [%clk 0:01:21] } 38. Re7+ { [%eval 0.0] [%clk 0:39:30] } 38... Kb8 { [%eval 0.0] [%clk 0:01:46] } 39. Re6 { [%eval 0.0] [%clk 0:39:08] } 39... Kc7 { [%eval 0.04] [%clk 0:02:15] } 40. Re7+ { [%eval 0.0] [%clk 0:39:01] } 40... Kb8 { [%eval 0.0] [%clk 0:02:44] } 41. Re6 { [%eval 0.0] [%clk 0:39:02] } 41... Kc7 { [%eval 0.0] [%clk 0:01:18] } 42. Re7+ { [%eval 0.0] [%clk 0:37:53] } 42... Kb8 { [%eval 0.0] [%clk 0:01:10] } 1/2-1/2