Event: Round 4: Koster, Chiel - Wang, Jake
Site: https://lichess.org/broadcast/alma-mater-university-chess-tournament/round-4/JgMhBBpS/9g7UQp8w
Date: 2025-09-13
White: Koster, Chiel
WhiteElo: 2163
Black: Wang, Jake
BlackElo: 1968
Result: 1-0
ECO: B42
Opening: Sicilian Defense: Kan Variation, Swiss Cheese Variation
Variant: Standard

1. e4 { [%clk 0:45:18] } 1... c5 { [%clk 0:44:57] } 2. Nf3 { [%clk 0:45:20] } 2... e6 { [%clk 0:44:48] } 3. d4 { [%clk 0:45:23] } 3... cxd4 { [%clk 0:44:56] } 4. Nxd4 { [%clk 0:45:28] } 4... a6 { [%clk 0:45:04] } 5. Bd3 { [%clk 0:45:30] } 5... g6 { [%clk 0:45:03] } 6. h4 { [%clk 0:44:49] } 6... Bg7 { [%clk 0:41:49] } 7. Be3 { [%clk 0:44:56] } 7... Nf6 { [%clk 0:37:59] } 8. Nc3 { [%clk 0:43:47] } 8... h5 { [%clk 0:35:38] } 9. Nb3 { [%clk 0:38:38] } 9... Nc6 { [%clk 0:31:18] } 10. f4 { [%clk 0:36:47] } 10... d5 { [%clk 0:26:51] } 11. e5 { [%clk 0:35:21] } 11... Ng4 { [%clk 0:25:59] } 12. Bc5 { [%clk 0:33:59] } 12... b6 { [%clk 0:24:09] } 13. Bd6 { [%clk 0:33:39] } 13... Bf8 { [%clk 0:23:09] } 14. Bxf8 { [%clk 0:32:54] } 14... Kxf8 { [%clk 0:23:01] } 15. Qf3 { [%clk 0:31:22] } 15... Bb7 { [%clk 0:22:06] } 16. Ne2 { [%clk 0:29:48] } 16... Qc7 { [%clk 0:21:13] } 17. Ned4 { [%clk 0:28:58] } 17... Nxd4 { [%clk 0:18:26] } 18. Nxd4 { [%clk 0:28:57] } 18... Kg7 { [%clk 0:17:06] } 19. O-O-O { [%clk 0:27:13] } 19... Rhe8 { [%clk 0:14:52] } 20. Qg3 { [%clk 0:24:14] } 20... Kh7 { [%clk 0:11:49] } 21. Rhf1 { [%clk 0:21:39] } 21... b5 { [%clk 0:10:21] } 22. Qh3 { [%clk 0:18:12] } 22... Nh6 { [%clk 0:06:10] } 23. Be2 { [%clk 0:13:59] } 23... Nf5 { [%clk 0:05:37] } 24. g4 { [%clk 0:13:10] } 24... hxg4 { [%clk 0:05:29] } 25. Bxg4 { [%clk 0:13:01] } 25... Qc5 { [%clk 0:02:56] } 26. Bxf5 { [%clk 0:11:13] } 26... gxf5 { [%clk 0:02:42] } 27. Rg1 { [%clk 0:08:04] } 27... Rg8 { [%clk 0:02:42] } 28. Qf3 { [%clk 0:06:54] } 28... Kh6 { [%clk 0:01:14] } 29. Rg5 { [%clk 0:06:27] } 29... Rxg5 { [%clk 0:01:05] } 30. fxg5+ { [%clk 0:06:00] } 30... Kg7 { [%clk 0:00:53] } 31. h5 { [%clk 0:05:47] } 31... Qe7 { [%clk 0:00:19] } 32. Rg1 { [%clk 0:05:34] } 32... Rg8 { [%clk 0:00:21] } 33. Qf4 { [%clk 0:05:07] } 33... Kf8 { [%clk 0:00:26] } 34. g6 { [%clk 0:04:29] } 34... fxg6 { [%clk 0:00:26] } 35. hxg6 { [%clk 0:04:15] } 35... Ke8 { [%clk 0:00:23] } 36. Qh6 { [%clk 0:03:38] } 36... Rg7 { [%clk 0:00:16] } 37. Qh8+ { [%clk 0:03:33] } 37... Kd7 { [%clk 0:00:21] } 38. Qb8 { [%clk 0:03:37] } 38... Bc8 { [%clk 0:00:18] } 39. Qa7+ { [%clk 0:02:37] } 39... Ke8 { [%clk 0:00:20] } 40. Qb6 { [%clk 0:02:39] } 40... f4 { [%clk 0:00:15] } 41. Qc6+ { [%clk 0:01:47] } 41... Kd8 { [%clk 0:00:14] } 42. Rh1 { [%clk 0:01:28] } 42... Bd7 { [%clk 0:00:12] } 43. Rh8+ { [%clk 0:01:30] } 43... Be8 { [%clk 0:00:21] } 44. Nxe6+ { [%clk 0:01:31] } 1-0