Event: Round 3: Mendonca, Leon Luke - Koelle, Tobias
Date: 2025-07-21
White: Mendonca, Leon Luke
WhiteTitle: GM
WhiteElo: 2603
Black: Koelle, Tobias
BlackTitle: IM
BlackElo: 2466
Result: 1-0
ECO: B30
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:40:52] } 1... c5 { [%eval 0.25] [%clk 1:40:13] } 2. Nf3 { [%eval 0.2] [%clk 1:41:16] } 2... Nc6 { [%eval 0.3] [%clk 1:40:38] } 3. Bb5 { [%eval 0.17] [%clk 1:41:29] } 3... e6 { [%eval 0.2] [%clk 1:41:04] } 4. O-O { [%eval 0.24] [%clk 1:41:44] } 4... Nge7 { [%eval 0.23] [%clk 1:39:47] } 5. d4 { [%eval 0.27] [%clk 1:41:24] } 5... cxd4 { [%eval 0.34] [%clk 1:40:01] } 6. Nxd4 { [%eval 0.23] [%clk 1:41:48] } 6... Ng6 { [%eval 0.23] [%clk 1:40:18] } 7. Be3 { [%eval 0.26] [%clk 1:41:14] } 7... Be7 { [%eval 0.31] [%clk 1:40:35] } 8. c3 { [%eval 0.34] [%clk 1:40:36] } 8... O-O { [%eval 0.31] [%clk 1:40:38] } 9. Re1 { [%eval 0.36] [%clk 1:41:00] } 9... a6 { [%eval 0.23] [%clk 1:36:26] } 10. Bf1 { [%eval 0.31] [%clk 1:41:17] } 10... b5 { [%eval 0.27] [%clk 1:34:04] } 11. Nxc6 { [%eval 0.31] [%clk 1:34:46] } 11... dxc6 { [%eval 0.36] [%clk 1:34:31] } 12. a4 { [%eval 0.22] [%clk 1:33:48] } 12... Rb8 { [%eval 0.3] [%clk 1:28:34] } 13. Qxd8 { [%eval 0.29] [%clk 1:20:15] } 13... Rxd8 { [%eval 0.39] [%clk 1:27:06] } 14. Nd2 { [%eval 0.21] [%clk 1:20:40] } 14... e5 { [%eval 0.55] [%clk 1:25:50] } 15. g3 { [%eval 0.58] [%clk 1:05:47] } 15... Be6 { [%eval 0.64] [%clk 1:19:46] } 16. axb5 { [%eval 0.66] [%clk 1:03:15] } 16... axb5 { [%eval 0.62] [%clk 1:20:00] } 17. Ra7 { [%eval 0.79] [%clk 1:03:17] } 17... Ra8 { [%eval 0.75] [%clk 0:58:39] } 18. Rea1 { [%eval 0.79] [%clk 1:03:21] } 18... Rxa7 { [%eval 0.8] [%clk 0:59:02] } 19. Rxa7 { [%eval 0.86] [%clk 1:03:45] } 19... h6 { [%eval 1.07] [%clk 0:57:34] } 20. h4 { [%eval 1.08] [%clk 1:01:17] } 20... Rd7 { [%eval 1.02] [%clk 0:56:03] } 21. Ra6 { [%eval 0.98] [%clk 0:59:47] } 21... Rc7 { [%eval 0.99] [%clk 0:54:50] } 22. Nf3 { [%eval 1.02] [%clk 0:58:46] } 22... Bg4 { [%eval 1.09] [%clk 0:42:11] } 23. Kg2 { [%eval 1.2] [%clk 0:55:54] } 23... Rc8 { [%eval 1.45] [%clk 0:38:20] } 24. c4 { [%eval 1.54] [%clk 0:49:03] } 24... bxc4 { [%eval 1.45] [%clk 0:36:00] } 25. Bxc4 { [%eval 1.41] [%clk 0:52:16] } 25... Bd6 { [%eval 1.41] [%clk 0:31:58] } 26. Nd2 { [%eval 1.36] [%clk 0:45:59] } 26... Nf8 { [%eval 1.19] [%clk 0:29:22] } 27. Nb3 { [%eval 1.24] [%clk 0:45:19] } 27... Bd7 { [%eval 1.08] [%clk 0:20:38] } 28. Bc5 { [%eval 0.89] [%clk 0:35:25] } 28... Bxc5 { [%eval 0.98] [%clk 0:18:52] } 29. Nxc5 { [%eval 0.97] [%clk 0:35:52] } 29... Be6 { [%eval 0.79] [%clk 0:15:08] } 30. Nxe6 { [%eval 0.73] [%clk 0:34:29] } 30... Nxe6 { [%eval 0.67] [%clk 0:15:37] } 31. Ra5 { [%eval 0.82] [%clk 0:34:23] } 31... c5 { [%eval 0.89] [%clk 0:13:55] } 32. Ra6 { [%eval 0.84] [%clk 0:32:15] } 32... Nd8? { [%eval 2.36] } { Mistake. Re8 was best. } { [%clk 0:06:57] } 33. Rd6 { [%eval 2.26] [%clk 0:30:11] } 33... Kf8 { [%eval 2.2] [%clk 0:06:20] } 34. Rd5 { [%eval 2.22] [%clk 0:30:36] } 34... Rb8 { [%eval 2.49] [%clk 0:03:48] } 35. b3 { [%eval 2.57] [%clk 0:30:09] } 35... Ne6?! { [%eval 3.33] } { Inaccuracy. Nc6 was best. } { [%clk 0:01:54] } 36. Rxe5 { [%eval 3.38] [%clk 0:30:26] } 36... Ke7 { [%eval 3.21] [%clk 0:02:21] } 37. f4 { [%eval 3.2] [%clk 0:29:00] } 37... Kd6 { [%eval 3.43] [%clk 0:01:01] } 38. Rd5+ { [%eval 3.52] [%clk 0:29:03] } 38... Ke7 { [%eval 3.28] [%clk 0:00:39] } 39. f5 { [%eval 3.2] [%clk 0:23:03] } 39... Nd4 { [%eval 3.78] [%clk 0:01:07] } 40. Rxc5 { [%eval 3.49] [%clk 0:23:22] } 40... Nxb3 { [%eval 3.48] [%clk 0:00:55] } 41. Rc7+ { [%eval 3.45] [%clk 0:22:08] } 41... Kd6 { [%eval 3.26] [%clk 0:28:45] } 42. Rxf7 { [%eval 3.52] [%clk 0:52:35] } 42... Nd2 { [%eval 3.07] [%clk 0:29:00] } 43. Be2?? { [%eval 0.23] } { Blunder. Bd5 was best. } { [%clk 0:42:36] } 43... Rb2?? { [%eval 2.76] } { Blunder. Nxe4 was best. } { [%clk 0:27:07] } 44. Rxg7 { [%eval 2.77] [%clk 0:41:38] } 44... Nxe4 { [%eval 2.75] [%clk 0:26:04] } 45. Kf3 { [%eval 2.68] [%clk 0:41:14] } 45... Nf6 { [%eval 2.45] [%clk 0:24:42] } 46. Bd3? { [%eval 0.82] } { Mistake. g4 was best. } { [%clk 0:31:59] } 46... Rb3 { [%eval 0.96] [%clk 0:23:27] } 47. Ke2?! { [%eval 0.31] } { Inaccuracy. Ke3 was best. } { [%clk 0:28:17] } 47... Rb2+?! { [%eval 1.08] } { Inaccuracy. h5 was best. } { [%clk 0:23:19] } 48. Ke3 { [%eval 0.98] [%clk 0:25:15] } 48... Rb4 { [%eval 1.03] [%clk 0:17:19] } 49. Ra7 { [%eval 0.62] [%clk 0:20:43] } 49... Nd5+ { [%eval 0.0] [%clk 0:13:35] } 50. Kf2 { [%eval 0.13] [%clk 0:21:06] } 50... Rb2+ { [%eval 0.0] [%clk 0:13:44] } 51. Kf3 { [%eval 0.15] [%clk 0:12:59] } 51... Rb3 { [%eval 0.16] [%clk 0:13:47] } 52. Ra6+ { [%eval 0.0] [%clk 0:13:25] } 52... Ke5 { [%eval 0.2] [%clk 0:11:16] } 53. Re6+ { [%eval 0.0] [%clk 0:13:48] } 53... Kd4 { [%eval 0.0] [%clk 0:11:45] } 54. Rxh6 { [%eval 0.0] [%clk 0:14:12] } 54... Rxd3+ { [%eval 0.0] [%clk 0:11:11] } 55. Kg4 { [%eval 0.0] [%clk 0:14:37] } 55... Ke3 { [%eval 0.0] [%clk 0:05:13] } 56. Ra6 { [%eval 0.11] [%clk 0:14:22] } 56... Rd4+?? { [%eval 3.84] } { Blunder. Kf2 was best. } { [%clk 0:03:41] } 57. Kg5 { [%eval 4.01] [%clk 0:14:51] } 57... Kf3 { [%eval 4.52] [%clk 0:03:44] } 58. Ra3+ { [%eval 4.43] [%clk 0:14:52] } 58... Ne3?! { [%eval 5.81] } { Inaccuracy. Kg2 was best. } { [%clk 0:04:13] } 59. f6 { [%eval 6.56] [%clk 0:15:06] } 59... Ke4 { [%eval 7.26] [%clk 0:00:58] } 60. f7 { [%eval 7.0] [%clk 0:15:13] } 60... Rd8 { [%eval 7.32] [%clk 0:01:19] } 61. Rxe3+ { [%eval 7.04] [%clk 0:14:28] } 61... Kxe3 { [%eval 6.31] [%clk 0:01:48] } 62. Kf6 { [%eval 6.46] [%clk 0:14:52] } 62... Rb8 { [%eval 7.58] [%clk 0:01:06] } 63. Kg7 { [%eval 7.24] [%clk 0:15:15] } 63... Kf3? { [%eval #19] } { Checkmate is now unavoidable. Rb7 was best. } { [%clk 0:00:51] } 64. f8=Q+ { [%eval 26.96] [%clk 0:15:04] } 1-0