Event: Round 4: Heider, Martin - Peng, Xiang-Tobias
Date: 2025-06-14
White: Heider, Martin
WhiteElo: 2427
Black: Peng, Xiang-Tobias
BlackElo: 2277
Result: 1-0
ECO: A04
Opening: Zukertort Opening: Sicilian Invitation
Variant: Standard
TimeControl: 15+10

1. Nf3 { [%eval 0.1] [%clk 0:15:17] } 1... c5 { [%eval 0.25] [%clk 0:15:15] } 2. b3 { [%eval -0.03] [%clk 0:15:24] } 2... Nf6 { [%eval 0.0] [%clk 0:15:01] } 3. Bb2 { [%eval 0.0] [%clk 0:15:31] } 3... b6 { [%eval 0.24] [%clk 0:14:55] } 4. g3 { [%eval 0.15] [%clk 0:15:37] } 4... Bb7 { [%eval 0.15] [%clk 0:15:04] } 5. Bg2 { [%eval 0.14] [%clk 0:15:46] } 5... Nc6 { [%eval 0.32] [%clk 0:13:20] } 6. O-O { [%eval 0.35] [%clk 0:15:47] } 6... d5 { [%eval 0.5] [%clk 0:13:28] } 7. c4 { [%eval 0.53] [%clk 0:15:05] } 7... d4 { [%eval 0.76] [%clk 0:12:52] } 8. e3 { [%eval 0.69] [%clk 0:15:03] } 8... Rb8 { [%eval 0.84] [%clk 0:10:51] } 9. exd4 { [%eval 0.82] [%clk 0:14:43] } 9... Nxd4 { [%eval 0.8] [%clk 0:09:11] } 10. Nxd4 { [%eval 0.81] [%clk 0:13:11] } 10... cxd4 { [%eval 0.94] [%clk 0:08:41] } 11. Bxb7?! { [%eval 0.31] } { Inaccuracy. d3 was best. } { [%clk 0:12:34] } 11... Rxb7 { [%eval 0.28] [%clk 0:08:50] } 12. Qf3 { [%eval 0.22] [%clk 0:12:38] } 12... Rc7 { [%eval 0.42] [%clk 0:06:20] } 13. Na3 { [%eval 0.39] [%clk 0:12:00] } 13... a6?? { [%eval 2.4] } { Blunder. e6 was best. } { [%clk 0:06:29] } 14. Nc2 { [%eval 2.45] [%clk 0:09:44] } 14... e6 { [%eval 2.45] [%clk 0:05:25] } 15. Bxd4 { [%eval 2.49] [%clk 0:09:12] } 15... Bc5 { [%eval 2.45] [%clk 0:05:12] } 16. Bxf6 { [%eval 2.5] [%clk 0:08:49] } 16... Qxf6 { [%eval 2.49] [%clk 0:04:29] } 17. Qa8+ { [%eval 2.33] [%clk 0:07:25] } 17... Qd8 { [%eval 2.43] [%clk 0:04:38] } 18. Qxd8+?! { [%eval 1.78] } { Inaccuracy. Qxa6 was best. } { [%clk 0:06:00] } 18... Kxd8 { [%eval 1.75] [%clk 0:04:47] } 19. d4 { [%eval 1.68] [%clk 0:06:04] } 19... Be7 { [%eval 1.74] [%clk 0:04:55] } 20. Rad1 { [%eval 1.75] [%clk 0:06:03] } 20... Kc8 { [%eval 1.69] [%clk 0:05:00] } 21. d5 { [%eval 1.67] [%clk 0:06:00] } 21... exd5 { [%eval 1.55] [%clk 0:05:08] } 22. Rxd5 { [%eval 1.48] [%clk 0:06:04] } 22... Bf6 { [%eval 2.06] [%clk 0:03:18] } 23. Rfd1 { [%eval 1.97] [%clk 0:05:48] } 23... Kb7 { [%eval 2.04] [%clk 0:03:15] } 24. Ne3 { [%eval 2.16] [%clk 0:05:50] } 24... Rhc8 { [%eval 2.44] [%clk 0:02:13] } 25. Kg2 { [%eval 2.34] [%clk 0:05:43] } 25... Be7 { [%eval 2.34] [%clk 0:01:56] } 26. a4 { [%eval 2.41] [%clk 0:04:40] } 26... Bc5 { [%eval 2.39] [%clk 0:01:50] } 27. Nf5 { [%eval 2.46] [%clk 0:04:30] } 27... g6?! { [%eval 3.41] } { Inaccuracy. Bf8 was best. } { [%clk 0:01:59] } 28. Nd6+ { [%eval 3.44] [%clk 0:04:24] } 28... Bxd6 { [%eval 3.41] [%clk 0:02:08] } 29. Rxd6 { [%eval 3.32] [%clk 0:04:33] } 29... Re8 { [%eval 3.64] [%clk 0:02:14] } 30. Kf3 { [%eval 3.5] [%clk 0:04:28] } 30... Rc6 { [%eval 4.06] [%clk 0:01:55] } 31. Rd7+ { [%eval 3.75] [%clk 0:04:27] } 31... Rc7 { [%eval 3.65] [%clk 0:02:04] } 32. h4 { [%eval 3.04] [%clk 0:03:55] } 32... Re7?! { [%eval 4.29] } { Inaccuracy. Re5 was best. } { [%clk 0:01:58] } 33. Rd8?! { [%eval 2.85] } { Inaccuracy. Rxe7 was best. } { [%clk 0:03:58] } 33... Rc5?! { [%eval 4.43] } { Inaccuracy. Re5 was best. } { [%clk 0:00:56] } 34. R1d7+ { [%eval 4.36] [%clk 0:03:48] } 34... Rc7 { [%eval 4.58] [%clk 0:01:05] } 35. Rxe7 { [%eval 4.43] [%clk 0:03:11] } 35... Rxe7 { [%eval 3.57] [%clk 0:01:14] } 36. g4 { [%eval 3.76] [%clk 0:03:16] } 36... Kc6 { [%eval 3.6] [%clk 0:01:22] } 37. Rc8+ { [%eval 3.63] [%clk 0:02:43] } 37... Kb7 { [%eval 4.31] [%clk 0:01:16] } 38. Rh8 { [%eval 3.95] [%clk 0:02:47] } 38... Kc6 { [%eval 4.79] [%clk 0:00:40] } 39. b4 { [%eval 4.04] [%clk 0:02:33] } 39... a5 { [%eval 4.85] [%clk 0:00:50] } 40. bxa5 { [%eval 4.74] [%clk 0:02:19] } 40... bxa5 { [%eval 4.77] [%clk 0:00:59] } 41. Ra8?! { [%eval 3.44] } { Inaccuracy. Rxh7 was best. } { [%clk 0:01:41] } 41... Kb6 { [%eval 3.31] [%clk 0:00:55] } 42. Rb8+ { [%eval 3.5] [%clk 0:01:32] } 42... Kc5 { [%eval 3.49] [%clk 0:00:24] } 43. Rb5+ { [%eval 3.23] [%clk 0:01:30] } 43... Kxc4 { [%eval 3.22] [%clk 0:00:33] } 44. Rxa5 { [%eval 3.1] [%clk 0:01:31] } 44... Kb4 { [%eval 3.62] [%clk 0:00:30] } 45. Ra8 { [%eval 3.83] [%clk 0:01:33] } 45... f5 { [%eval 3.75] [%clk 0:00:21] } 46. gxf5 { [%eval 2.8] [%clk 0:00:45] } 46... gxf5? { [%eval 4.83] } { Mistake. Rf7 was best. } { [%clk 0:00:19] } 47. Rf8 { [%eval 4.51] [%clk 0:00:44] } 47... Re4 { [%eval 5.21] [%clk 0:00:12] } 48. h5 { [%eval 5.29] [%clk 0:00:32] } 48... Re5 { [%eval 5.86] [%clk 0:00:18] } 49. Rf7 { [%eval 5.9] [%clk 0:00:28] } 49... h6 { [%eval 5.89] [%clk 0:00:25] } 50. Rf6 { [%eval 5.99] [%clk 0:00:32] } 50... Kxa4 { [%eval 6.46] [%clk 0:00:14] } 51. Rxh6 { [%eval 6.26] [%clk 0:00:36] } 51... Kb5 { [%eval 6.1] [%clk 0:00:19] } 52. Rf6 { [%eval 6.51] [%clk 0:00:39] } 52... f4 { [%eval 6.94] [%clk 0:00:16] } 53. Kxf4 { [%eval 6.29] [%clk 0:00:41] } 53... Rxh5?? { [%eval #18] } { Checkmate is now unavoidable. Re1 was best. } { [%clk 0:00:21] } 54. Rf5+ { [%eval 9.46] [%clk 0:00:50] } 54... Rxf5+ { [%clk 0:00:25] } 55. Kxf5 { [%clk 0:00:59] } 55... Kc6 { [%clk 0:00:35] } 56. Ke6 { [%clk 0:01:07] } 1-0