Event: Round 11: Zeller, Frank - Prasad, Devaki V
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-50/round-11/fX1DoLhb/UgDuG5j2
Date: 2025-11-01
White: Zeller, Frank
WhiteTitle: IM
WhiteElo: 2321
Black: Prasad, Devaki V
BlackTitle: IM
BlackElo: 2195
Result: 1-0
ECO: B41
Opening: Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:38] } 1... c5 { [%eval 0.24] [%clk 1:30:51] } 2. Nf3 { [%eval 0.2] [%clk 1:30:55] } 2... e6 { [%eval 0.28] [%clk 1:31:12] } 3. d4 { [%eval 0.4] [%clk 1:30:53] } 3... cxd4 { [%eval 0.29] [%clk 1:31:34] } 4. Nxd4 { [%eval 0.34] [%clk 1:31:16] } 4... a6 { [%eval 0.42] [%clk 1:31:35] } 5. c4 { [%eval 0.21] [%clk 1:31:09] } 5... Nf6 { [%eval 0.43] [%clk 1:31:55] } 6. Nc3 { [%eval 0.25] [%clk 1:31:32] } 6... Bb4 { [%eval 0.28] [%clk 1:32:19] } 7. Nc2 { [%eval 0.0] [%clk 1:31:11] } 7... Bxc3+ { [%eval 0.0] [%clk 1:32:07] } 8. bxc3 { [%eval 0.23] [%clk 1:31:39] } 8... Qa5 { [%eval 0.37] [%clk 1:28:46] } 9. Qd3 { [%eval 0.23] [%clk 1:29:24] } 9... O-O { [%eval 0.6] [%clk 1:25:59] } 10. Ba3 { [%eval 0.54] [%clk 1:28:58] } 10... Re8 { [%eval 0.6] [%clk 1:26:07] } 11. Bd6 { [%eval 0.59] [%clk 1:28:15] } 11... Nc6?! { [%eval 1.22] } { Inaccuracy. b5 was best. } { [%clk 1:25:30] } 12. Be2 { [%eval 1.31] [%clk 1:25:33] } 12... b5 { [%eval 1.23] [%clk 1:20:19] } 13. O-O { [%eval 1.34] [%clk 1:18:49] } 13... bxc4 { [%eval 1.21] [%clk 1:20:22] } 14. Qxc4 { [%eval 1.12] [%clk 1:19:13] } 14... Qb5?! { [%eval 2.24] } { Inaccuracy. Nd8 was best. } { [%clk 1:18:32] } 15. f3?! { [%eval 1.18] } { Inaccuracy. Qxb5 was best. } { [%clk 1:14:32] } 15... Qxc4 { [%eval 1.22] [%clk 1:16:31] } 16. Bxc4 { [%eval 1.21] [%clk 1:14:49] } 16... Na5 { [%eval 1.15] [%clk 1:14:10] } 17. Bd3 { [%eval 0.64] [%clk 1:10:06] } 17... Nb7 { [%eval 0.74] [%clk 1:13:41] } 18. Ba3 { [%eval 0.67] [%clk 1:09:56] } 18... d6 { [%eval 0.92] [%clk 1:09:08] } 19. Rfd1 { [%eval 0.87] [%clk 1:08:32] } 19... Bd7 { [%eval 1.02] [%clk 1:07:36] } 20. Rab1 { [%eval 0.66] [%clk 1:04:15] } 20... Nc5 { [%eval 0.7] [%clk 1:05:53] } 21. Bf1 { [%eval 0.67] [%clk 1:00:59] } 21... Na4 { [%eval 0.91] [%clk 1:01:07] } 22. Rb3 { [%eval 0.96] [%clk 0:55:45] } 22... Rec8 { [%eval 1.01] [%clk 1:01:12] } 23. Rxd6 { [%eval 1.0] [%clk 0:45:11] } 23... Nxc3 { [%eval 1.27] [%clk 0:59:22] } 24. Bxa6?! { [%eval 0.26] } { Inaccuracy. Rxa6 was best. } { [%clk 0:34:43] } 24... Ne2+ { [%eval 0.22] [%clk 0:58:22] } 25. Bxe2 { [%eval 0.2] [%clk 0:31:33] } 25... Rxc2 { [%eval 0.22] [%clk 0:58:48] } 26. Bd3 { [%eval 0.15] [%clk 0:12:13] } 26... Rxa2 { [%eval 0.1] [%clk 0:43:36] } 27. Bb2 { [%eval 0.1] [%clk 0:12:02] } 27... R2a7 { [%eval 0.1] [%clk 0:40:42] } 28. g4 { [%eval 0.0] [%clk 0:12:01] } 28... h6 { [%eval 0.1] [%clk 0:37:18] } 29. h4 { [%eval 0.08] [%clk 0:12:24] } 29... Kf8 { [%eval 0.23] [%clk 0:37:28] } 30. Kf2 { [%eval 0.23] [%clk 0:12:29] } 30... Ba4 { [%eval 0.27] [%clk 0:34:10] } 31. Rb4 { [%eval 0.26] [%clk 0:12:35] } 31... Rd7 { [%eval 0.7] [%clk 0:24:20] } 32. Rxd7?! { [%eval 0.0] } { Inaccuracy. Ra6 was best. } { [%clk 0:12:26] } 32... Nxd7 { [%eval 0.01] [%clk 0:24:05] } 33. Ke3 { [%eval 0.03] [%clk 0:11:39] } 33... f6 { [%eval 0.06] [%clk 0:23:39] } 34. Bc4 { [%eval 0.0] [%clk 0:09:26] } 34... Ke7 { [%eval 0.0] [%clk 0:22:01] } 35. Ba3 { [%eval 0.0] [%clk 0:06:33] } 35... Kf7 { [%eval 0.04] [%clk 0:22:21] } 36. Bb2 { [%eval 0.05] [%clk 0:03:45] } 36... Ke7 { [%eval 0.0] [%clk 0:22:30] } 37. f4 { [%eval 0.02] [%clk 0:04:00] } 37... e5 { [%eval 0.0] [%clk 0:18:36] } 38. f5 { [%eval 0.05] [%clk 0:02:58] } 38... Bd1 { [%eval 0.17] [%clk 0:17:26] } 39. Rb7 { [%eval 0.15] [%clk 0:01:59] } 39... Ba4 { [%eval 0.46] [%clk 0:11:04] } 40. Bd5 { [%eval 0.45] [%clk 0:01:06] } 40... Rc8? { [%eval 2.16] } { Mistake. Ra6 was best. } { [%clk 0:09:16] } 41. Ra7 { [%eval 1.97] [%clk 0:24:43] } 41... Bb5 { [%eval 1.95] [%clk 0:38:56] } 42. Be6? { [%eval 0.28] } { Mistake. Ba3+ was best. } { [%clk 0:22:38] } 42... Ke8? { [%eval 1.7] } { Mistake. Kd8 was best. } { [%clk 0:39:15] } 43. g5?! { [%eval 0.88] } { Inaccuracy. Kd2 was best. } { [%clk 0:19:33] } 43... hxg5 { [%eval 1.05] [%clk 0:39:40] } 44. hxg5 { [%eval 1.12] [%clk 0:20:00] } 44... Bc6? { [%eval 2.71] } { Mistake. Kd8 was best. } { [%clk 0:38:46] } 45. g6? { [%eval 1.3] } { Mistake. Bc3 was best. } { [%clk 0:19:45] } 45... Rb8?? { [%eval 4.64] } { Blunder. Kd8 was best. } { [%clk 0:39:01] } 46. Ba3 { [%eval 4.52] [%clk 0:19:37] } 46... Bb5 { [%eval 5.05] [%clk 0:38:35] } 47. Bd6 { [%eval 5.14] [%clk 0:16:29] } 47... Rc8 { [%eval 4.82] [%clk 0:38:52] } 48. Bb4 { [%eval 4.98] [%clk 0:16:13] } 48... Rb8 { [%eval 4.85] [%clk 0:38:55] } 49. Ra1 { [%eval 4.56] [%clk 0:09:21] } 49... Bc4 { [%eval 4.48] [%clk 0:33:55] } 50. Bd6 { [%eval 4.5] [%clk 0:09:24] } 50... Rb3+ { [%eval 4.39] [%clk 0:34:01] } 51. Kf2 { [%eval 3.23] [%clk 0:09:50] } 51... Rb2+? { [%eval 5.54] } { Mistake. Nb6 was best. } { [%clk 0:34:00] } 52. Kg3?! { [%eval 3.52] } { Inaccuracy. Kf3 was best. } { [%clk 0:09:52] } 52... Rb3+? { [%eval 6.44] } { Mistake. Nb6 was best. } { [%clk 0:33:52] } 53. Kg4 { [%eval 6.06] [%clk 0:09:57] } 53... Nb6 { [%eval 6.01] [%clk 0:33:26] } 54. Ra7 { [%eval 5.89] [%clk 0:08:23] } 54... Be2+?! { [%eval 8.95] } { Inaccuracy. Bxe6 was best. } { [%clk 0:32:04] } 55. Kh4 { [%eval 7.86] [%clk 0:08:47] } 55... Re3? { [%eval #7] } { Checkmate is now unavoidable. Rd3 was best. } { [%clk 0:32:23] } 56. Rxg7 { [%eval #6] [%clk 0:07:44] } 1-0