Event: Round 4: Van Kemenade, Rudy - De Coverly, Roger D
Date: 2025-06-29
White: Van Kemenade, Rudy
WhiteElo: 1926
Black: De Coverly, Roger D
BlackElo: 1937
Result: 1-0
ECO: E71
Opening: King's Indian Defense: Makogonov Variation
Variant: Standard
TimeControl: 110+10

1. d4 { [%eval 0.17] [%clk 1:50:17] } 1... Nf6 { [%eval 0.19] [%clk 1:50:09] } 2. c4 { [%eval 0.18] [%clk 1:50:21] } 2... g6 { [%eval 0.28] [%clk 1:50:09] } 3. Nc3 { [%eval 0.18] [%clk 1:50:26] } 3... Bg7 { [%eval 0.51] [%clk 1:50:08] } 4. e4 { [%eval 0.4] [%clk 1:50:31] } 4... d6 { [%eval 0.55] [%clk 1:50:08] } 5. h3 { [%eval 0.53] [%clk 1:50:35] } 5... Nbd7 { [%eval 0.51] [%clk 1:47:05] } 6. Be3 { [%eval 0.46] [%clk 1:47:18] } 6... e5 { [%eval 0.54] [%clk 1:46:45] } 7. d5 { [%eval 0.41] [%clk 1:47:22] } 7... Nh5 { [%eval 0.78] [%clk 1:44:17] } 8. g3 { [%eval 0.86] [%clk 1:47:12] } 8... O-O { [%eval 1.13] [%clk 1:42:46] } 9. Be2 { [%eval 1.18] [%clk 1:47:13] } 9... Ndf6 { [%eval 1.23] [%clk 1:41:12] } 10. Qd2 { [%eval 1.01] [%clk 1:46:32] } 10... Bd7 { [%eval 0.85] [%clk 1:36:30] } 11. Bf3 { [%eval 0.87] [%clk 1:43:15] } 11... a6 { [%eval 0.8] [%clk 1:33:17] } 12. a4 { [%eval 0.74] [%clk 1:42:32] } 12... b5 { [%eval 0.85] [%clk 1:29:22] } 13. axb5 { [%eval 0.83] [%clk 1:41:46] } 13... axb5 { [%eval 0.77] [%clk 1:29:24] } 14. Rxa8 { [%eval 0.7] [%clk 1:41:33] } 14... Qxa8 { [%eval 0.8] [%clk 1:29:29] } 15. c5?? { [%eval -1.06] } { Blunder. cxb5 was best. } { [%clk 1:40:39] } 15... Qa1+?! { [%eval 0.0] } { Inaccuracy. b4 was best. } { [%clk 1:26:36] } 16. Nd1 { [%eval 0.0] [%clk 1:40:39] } 16... Qb1? { [%eval 1.47] } { Mistake. c6 was best. } { [%clk 1:24:28] } 17. c6 { [%eval 1.46] [%clk 1:38:43] } 17... Bc8?! { [%eval 2.54] } { Inaccuracy. Nxe4 was best. } { [%clk 1:23:24] } 18. Qc1? { [%eval 1.01] } { Mistake. Qb4 was best. } { [%clk 1:35:33] } 18... Qd3?! { [%eval 1.97] } { Inaccuracy. Qa2 was best. } { [%clk 1:17:13] } 19. Nc3 { [%eval 2.08] [%clk 1:35:25] } 19... Qc4 { [%eval 1.61] [%clk 1:13:24] } 20. Be2 { [%eval 1.6] [%clk 1:35:13] } 20... Qb4 { [%eval 1.53] [%clk 1:12:50] } 21. Qc2? { [%eval 0.38] } { Mistake. Bd3 was best. } { [%clk 1:35:08] } 21... Qa5?? { [%eval 2.39] } { Blunder. Nxe4 was best. } { [%clk 1:08:32] } 22. Bxb5 { [%eval 1.81] [%clk 1:34:33] } 22... Ba6?! { [%eval 2.57] } { Inaccuracy. Qa1+ was best. } { [%clk 1:06:01] } 23. Bxa6 { [%eval 2.79] [%clk 1:34:35] } 23... Qxa6 { [%eval 2.68] [%clk 1:06:07] } 24. Nge2 { [%eval 2.86] [%clk 1:34:25] } 24... Ne8 { [%eval 3.38] [%clk 1:02:01] } 25. b4 { [%eval 3.46] [%clk 1:34:07] } 25... f5 { [%eval 3.45] [%clk 1:00:22] } 26. b5 { [%eval 3.21] [%clk 1:34:10] } 26... Qa8 { [%eval 2.99] [%clk 0:57:04] } 27. b6 { [%eval 2.9] [%clk 1:32:32] } 27... cxb6 { [%eval 2.86] [%clk 0:55:27] } 28. Bxb6 { [%eval 2.47] [%clk 1:32:15] } 28... Nhf6 { [%eval 3.15] [%clk 0:51:23] } 29. f3 { [%eval 3.02] [%clk 1:31:35] } 29... Qa1+ { [%eval 3.1] [%clk 0:49:35] } 30. Qc1 { [%eval 3.07] [%clk 1:30:55] } 30... Qa6 { [%eval 2.88] [%clk 0:48:03] } 31. Qb1 { [%eval 2.89] [%clk 1:29:57] } 31... fxe4 { [%eval 3.14] [%clk 0:45:08] } 32. fxe4 { [%eval 2.96] [%clk 1:29:39] } 32... Rf7 { [%eval 3.22] [%clk 0:43:13] } 33. O-O { [%eval 3.11] [%clk 1:27:38] } 33... Qc8 { [%eval 3.16] [%clk 0:41:40] } 34. Kg2 { [%eval 3.43] [%clk 1:27:39] } 34... h5 { [%eval 3.43] [%clk 0:38:59] } 35. Be3 { [%eval 3.45] [%clk 1:25:20] } 35... Kh7 { [%eval 3.43] [%clk 0:33:16] } 36. Qb4 { [%eval 2.98] [%clk 1:22:01] } 36... Bh6 { [%eval 3.22] [%clk 0:29:55] } 37. Bxh6 { [%eval 3.11] [%clk 1:20:45] } 37... Kxh6 { [%eval 3.06] [%clk 0:29:57] } 38. Nb5 { [%eval 2.95] [%clk 1:20:28] } 38... Qb8 { [%eval 2.95] [%clk 0:27:25] } 39. Rb1 { [%eval 2.65] [%clk 1:19:57] } 39... Nh7 { [%eval 3.19] [%clk 0:23:39] } 40. c7 { [%eval 2.66] [%clk 1:17:45] } 40... Qb6? { [%eval 4.9] } { Mistake. Rxc7 was best. } { [%clk 0:20:35] } 41. Ned4 { [%eval 4.65] [%clk 1:13:28] } 41... Rxc7 { [%eval 5.24] [%clk 0:17:10] } 42. Nxc7 { [%eval 5.34] [%clk 1:13:23] } 42... Qxc7 { [%eval 5.2] [%clk 0:16:44] } 43. Qd2+ { [%eval 5.3] [%clk 1:13:16] } 43... g5 { [%eval 5.06] [%clk 0:16:05] } 44. Ne6 { [%eval 5.16] [%clk 1:12:32] } 44... Qe7 { [%eval 5.39] [%clk 0:15:55] } 45. Rf1 { [%eval 4.79] [%clk 1:09:48] } 45... Nef6 { [%eval 5.42] [%clk 0:15:09] } 46. Qe3 { [%eval 5.05] [%clk 1:09:34] } 46... Kg6 { [%eval 5.91] [%clk 0:14:44] } 47. Qf3 { [%eval 5.83] [%clk 1:08:53] } 47... Kh6 { [%eval 5.8] [%clk 0:11:44] } 48. Qf5 { [%eval 5.54] [%clk 1:08:22] } 48... Ne8 { [%eval 6.43] [%clk 0:07:35] } 49. Nf8 { [%eval 6.45] [%clk 1:05:28] } 49... Qg7?! { [%eval 15.74] } { Inaccuracy. Nxf8 was best. } { [%clk 0:05:19] } 50. Nxh7 { [%eval 9.85] [%clk 1:04:39] } 50... Qxh7? { [%eval #12] } { Checkmate is now unavoidable. Qg6 was best. } { [%clk 0:04:17] } 51. Qf8+ { [%eval #11] [%clk 1:04:35] } 1-0