Event: Round 4: Vaidyanathan, Sathya - Mehta, Sophie
Site: https://lichess.org/broadcast/2025-delancey-ukcc-challengers-under-18/round-4/jktCU0Yn/4DYIpsO8
Date: 2025-10-11
White: Vaidyanathan, Sathya
WhiteElo: 1729
Black: Mehta, Sophie
BlackElo: 1609
Result: 1-0
ECO: B22
Opening: Sicilian Defense: Alapin Variation, Stoltz Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 0:24:53] } 1... c5 { [%eval 0.24] [%clk 0:25:19] } 2. c3 { [%eval 0.0] [%clk 0:25:02] } 2... Nf6 { [%eval 0.02] [%clk 0:25:28] } 3. e5 { [%eval 0.07] [%clk 0:25:10] } 3... Nd5 { [%eval 0.1] [%clk 0:25:37] } 4. Nf3 { [%eval 0.03] [%clk 0:25:11] } 4... Nc6 { [%eval 0.11] [%clk 0:25:44] } 5. Bc4 { [%eval 0.15] [%clk 0:25:20] } 5... Nb6 { [%eval 0.23] [%clk 0:25:53] } 6. Bb3 { [%eval 0.08] [%clk 0:25:29] } 6... d6 { [%eval 0.01] [%clk 0:25:58] } 7. exd6 { [%eval 0.0] [%clk 0:25:37] } 7... exd6 { [%eval 0.22] [%clk 0:26:06] } 8. O-O { [%eval 0.17] [%clk 0:25:40] } 8... Be7 { [%eval 0.24] [%clk 0:26:15] } 9. h3 { [%eval 0.11] [%clk 0:24:59] } 9... O-O { [%eval 0.18] [%clk 0:26:22] } 10. d4 { [%eval 0.19] [%clk 0:25:07] } 10... cxd4 { [%eval 0.22] [%clk 0:25:48] } 11. Nxd4 { [%eval 0.24] [%clk 0:24:15] } 11... Bf6 { [%eval 0.39] [%clk 0:25:29] } 12. Be3 { [%eval 0.37] [%clk 0:24:16] } 12... Bf5?? { [%eval 5.3] } { Blunder. Nxd4 was best. } { [%clk 0:24:58] } 13. Nxf5 { [%eval 5.44] [%clk 0:24:05] } 13... Be5 { [%eval 5.68] [%clk 0:24:56] } 14. Nd4 { [%eval 5.38] [%clk 0:24:00] } 14... Nxd4 { [%eval 5.38] [%clk 0:24:58] } 15. Bxd4 { [%eval 5.27] [%clk 0:24:08] } 15... Bxd4 { [%eval 5.39] [%clk 0:25:06] } 16. Qxd4 { [%eval 5.27] [%clk 0:24:16] } 16... Qe7 { [%eval 5.38] [%clk 0:25:15] } 17. Nd2 { [%eval 5.28] [%clk 0:24:19] } 17... Kh8 { [%eval 5.79] [%clk 0:25:15] } 18. Nc4 { [%eval 5.42] [%clk 0:24:09] } 18... Nxc4 { [%eval 5.4] [%clk 0:25:24] } 19. Bxc4 { [%eval 5.3] [%clk 0:24:28] } 19... Qe5 { [%eval 5.35] [%clk 0:25:31] } 20. Qxe5 { [%eval 5.38] [%clk 0:24:36] } 20... dxe5 { [%eval 5.19] [%clk 0:25:40] } 21. Rad1 { [%eval 5.28] [%clk 0:24:43] } 21... f6 { [%eval 5.4] [%clk 0:25:46] } 22. Rd7 { [%eval 5.38] [%clk 0:24:51] } 22... b6 { [%eval 5.45] [%clk 0:25:53] } 23. Rfd1 { [%eval 5.47] [%clk 0:24:58] } 23... Rac8 { [%eval 5.86] [%clk 0:26:01] } 24. Bb3 { [%eval 5.42] [%clk 0:24:59] } 24... a5 { [%eval 5.48] [%clk 0:26:05] } 25. a4 { [%eval 5.52] [%clk 0:25:06] } 25... e4 { [%eval 5.34] [%clk 0:26:04] } 26. R1d6 { [%eval 5.4] [%clk 0:25:11] } 26... Rb8 { [%eval 5.76] [%clk 0:26:07] } 27. Re6 { [%eval 5.69] [%clk 0:25:13] } 27... f5 { [%eval 5.99] [%clk 0:26:14] } 28. Ree7 { [%eval 6.06] [%clk 0:25:22] } 28... Rbd8 { [%eval 6.55] [%clk 0:26:13] } 29. Rxg7 { [%eval 6.37] [%clk 0:25:27] } 29... Rxd7 { [%eval 6.26] [%clk 0:26:19] } 30. Rxd7 { [%eval 6.15] [%clk 0:25:36] } 30... Re8 { [%eval 6.21] [%clk 0:26:28] } 31. Bc2 { [%eval 5.97] [%clk 0:25:37] } 31... Re6 { [%eval 6.63] [%clk 0:26:31] } 32. Kf1 { [%eval 6.43] [%clk 0:25:40] } 32... f4 { [%eval 6.97] [%clk 0:26:39] } 33. f3 { [%eval 6.92] [%clk 0:25:47] } 33... e3 { [%eval 7.53] [%clk 0:26:49] } 34. Rxh7+ { [%eval 7.46] [%clk 0:25:55] } 34... Kg8 { [%eval 7.34] [%clk 0:26:57] } 35. Rd7 { [%eval 7.24] [%clk 0:25:57] } 35... Kf8 { [%eval 7.24] [%clk 0:27:00] } 36. Bb3 { [%eval 6.92] [%clk 0:25:59] } 36... Re5 { [%eval 8.45] [%clk 0:27:01] } 37. Rf7+ { [%eval 8.42] [%clk 0:26:06] } 37... Ke8 { [%eval 8.37] [%clk 0:27:10] } 38. Rxf4 { [%eval 7.96] [%clk 0:26:13] } 38... e2+ { [%eval 8.03] [%clk 0:27:19] } 39. Ke1 { [%eval 7.85] [%clk 0:26:22] } 39... Ke7? { [%eval #19] } { Checkmate is now unavoidable. Rg5 was best. } { [%clk 0:27:24] } 40. Re4 { [%eval #20] [%clk 0:26:30] } 40... Rxe4 { [%eval #17] [%clk 0:27:32] } 41. fxe4 { [%eval #15] [%clk 0:26:38] } 41... Kd6 { [%eval #15] [%clk 0:27:42] } 42. Kxe2 { [%eval #14] [%clk 0:26:47] } 42... Ke5 { [%eval #15] [%clk 0:27:51] } 43. Ke3 { [%eval #15] [%clk 0:26:55] } 1-0