Event: 15th Annual Calgary International
Site: The Calgary Chess Club, Canada
Date: 2024-12-28
White: Doknjas, John
WhiteTitle: FM
WhiteElo: 2280
Black: Darvekar, Yash
BlackElo: 1876
Result: 1-0
ECO: D44
Opening: Semi-Slav Defense: Botvinnik Variation
Variant: Standard
TimeControl: 90 Minutes / 30 Second Increments

1. d4 { [%eval 0.17] [%clk 1:23:42] } 1... d5 { [%eval 0.24] [%clk 1:30:46] } 2. c4 { [%eval 0.26] [%clk 1:23:36] } 2... c6 { [%eval 0.21] [%clk 1:31:10] } 3. Nf3 { [%eval 0.18] [%clk 1:23:47] } 3... Nf6 { [%eval 0.24] [%clk 1:31:34] } 4. Nc3 { [%eval 0.16] [%clk 1:24:02] } 4... e6 { [%eval 0.19] [%clk 1:31:57] } 5. Bg5 { [%eval 0.14] [%clk 1:24:17] } 5... dxc4 { [%eval 0.29] [%clk 1:32:18] } 6. e4 { [%eval 0.25] [%clk 1:24:37] } 6... b5 { [%eval 0.38] [%clk 1:32:42] } 7. e5 { [%eval 0.38] [%clk 1:25:00] } 7... h6 { [%eval 0.49] [%clk 1:33:06] } 8. Bh4 { [%eval 0.44] [%clk 1:25:25] } 8... g5 { [%eval 0.5] [%clk 1:33:29] } 9. Nxg5 { [%eval 0.62] [%clk 1:25:49] } 9... hxg5 { [%eval 0.57] [%clk 1:33:54] } 10. Bxg5 { [%eval 0.68] [%clk 1:26:11] } 10... Nbd7 { [%eval 0.74] [%clk 1:34:18] } 11. exf6 { [%eval 0.57] [%clk 1:26:30] } 11... Bb7 { [%eval 0.28] [%clk 1:34:34] } 12. h4 { [%eval 0.29] [%clk 1:26:48] } 12... Nxf6 { [%eval 0.28] [%clk 1:33:48] } 13. Qf3 { [%eval 0.39] [%clk 1:27:06] } 13... Be7 { [%eval 0.39] [%clk 1:34:11] } 14. Be2 { [%eval 0.46] [%clk 1:27:18] } 14... Nd5 { [%eval 0.42] [%clk 1:31:59] } 15. Bxe7 { [%eval 0.48] [%clk 1:27:40] } 15... Qxe7 { [%eval 0.44] [%clk 1:32:19] } 16. Nxd5 { [%eval 0.49] [%clk 1:28:04] } 16... cxd5 { [%eval 0.41] [%clk 1:32:11] } 17. h5 { [%eval 0.38] [%clk 1:28:19] } 17... O-O-O { [%eval 0.75] [%clk 1:20:42] } 18. Kf1?! { [%eval 0.08] } { Inaccuracy. Qe3 was best. } { [%clk 1:21:19] } 18... f6 { [%eval 0.27] [%clk 1:10:18] } 19. Qe3 { [%eval 0.32] [%clk 1:18:47] } 19... e5 { [%eval 0.32] [%clk 0:59:11] } 20. a4 { [%eval 0.0] [%clk 1:13:59] } 20... b4 { [%eval 0.0] [%clk 0:40:42] } 21. a5 { [%eval 0.05] [%clk 1:13:28] } 21... a6 { [%eval 0.0] [%clk 0:39:02] } 22. Bg4+ { [%eval 0.0] [%clk 1:08:14] } 22... Kb8 { [%eval 0.0] [%clk 0:38:35] } 23. Bf5 { [%eval 0.09] [%clk 1:07:45] } 23... Qe8?! { [%eval 0.69] } { Inaccuracy. Bc8 was best. } { [%clk 0:32:55] } 24. h6 { [%eval 0.7] [%clk 1:01:30] } 24... exd4?! { [%eval 1.67] } { Inaccuracy. Ka8 was best. } { [%clk 0:29:32] } 25. Qxd4 { [%eval 1.52] [%clk 1:01:46] } 25... Qe5 { [%eval 1.23] [%clk 0:29:15] } 26. Qxe5+ { [%eval 1.02] [%clk 1:01:47] } 26... fxe5 { [%eval 1.18] [%clk 0:29:38] } 27. Ke2 { [%eval 1.27] [%clk 1:00:09] } 27... e4?! { [%eval 1.89] } { Inaccuracy. Rd6 was best. } { [%clk 0:17:32] } 28. Ra4 { [%eval 2.91] [%clk 0:54:10] } 28... b3 { [%eval 2.83] [%clk 0:17:17] } 29. g4 { [%eval 2.73] [%clk 0:52:14] } 29... Bc6 { [%eval 2.52] [%clk 0:12:23] } 30. Rb4+ { [%eval 2.02] [%clk 0:52:05] } 30... Ka7?! { [%eval 3.39] } { Inaccuracy. Kc7 was best. } { [%clk 0:12:43] } 31. g5 { [%eval 2.72] [%clk 0:50:24] } 31... d4 { [%eval 2.64] [%clk 0:12:44] } 32. Rh3?? { [%eval -0.64] } { Blunder. g6 was best. } { [%clk 0:47:32] } 32... Rd5?? { [%eval 1.92] } { Blunder. Bb5 was best. } { [%clk 0:06:45] } 33. g6?? { [%eval 0.0] } { Blunder. Bxe4 was best. } { [%clk 0:46:37] } 33... d3+ { [%eval 0.0] [%clk 0:04:39] } 34. Kd1 { [%eval 0.0] [%clk 0:40:34] } 34... Rxf5 { [%eval 0.01] [%clk 0:03:42] } 35. g7 { [%eval 0.0] [%clk 0:40:43] } 35... Rd8 { [%eval 0.0] [%clk 0:02:17] } 36. h7 { [%eval 0.0] [%clk 0:40:39] } 36... e3?? { [%eval 5.74] } { Blunder. c3 was best. } { [%clk 0:02:06] } 37. Rxe3 { [%eval 5.62] [%clk 0:40:00] } 37... Rxf2 { [%eval 5.56] [%clk 0:02:03] } 38. g8=Q { [%eval 5.85] [%clk 0:39:19] } 38... Rf1+ { [%eval 5.81] [%clk 0:02:14] } 39. Kd2 { [%eval 5.67] [%clk 0:39:37] } 39... Rf2+ { [%eval 5.53] [%clk 0:02:23] } 40. Ke1 { [%eval 5.43] [%clk 0:33:17] } 40... d2+ { [%eval 5.95] [%clk 0:01:58] } 41. Kxf2 { [%eval 5.93] [%clk 0:33:38] } 41... d1=Q { [%eval 5.74] [%clk 0:02:22] } 42. Qg7+ { [%eval 5.74] [%clk 0:27:02] } 42... Rd7 { [%eval 5.63] [%clk 0:00:56] } 43. h8=Q { [%eval 6.89] [%clk 0:09:27] } 43... Qd2+ { [%eval 6.72] [%clk 0:01:01] } 44. Kf1 { [%eval 6.46] [%clk 0:06:48] } 44... Qd1+ { [%eval 6.25] [%clk 0:00:33] } 45. Re1 { [%eval 5.82] [%clk 0:05:50] } 45... Qf3+ { [%eval 6.92] [%clk 0:00:40] } 46. Kg1 { [%eval 6.63] [%clk 0:06:14] } 46... Qh1+ { [%eval 6.43] [%clk 0:00:31] } 47. Qxh1 { [%eval 6.25] [%clk 0:06:31] } 47... Rxg7+ { [%eval 5.93] [%clk 0:00:56] } 48. Kf2 { [%eval 6.32] [%clk 0:06:54] } 48... Bxh1 { [%eval 6.01] [%clk 0:00:44] } 49. Rxh1 { [%eval 5.43] [%clk 0:07:13] } 49... Rd7?! { [%eval 9.58] } { Inaccuracy. Rc7 was best. } { [%clk 0:01:09] } 50. Rxc4 { [%eval 6.89] [%clk 0:07:27] } 1-0