Event: Round 2: Bosiocic, Marin - Siva Mahadevan
Date: 2025-05-25
White: Bosiocic, Marin
WhiteTitle: GM
WhiteElo: 2511
Black: Siva Mahadevan
BlackTitle: IM
BlackElo: 2385
Result: 0-1
ECO: B56
Opening: Sicilian Defense: Classical Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:58] } 1... c5 { [%eval 0.25] [%clk 1:30:04] } 2. Nf3 { [%eval 0.2] [%clk 1:31:24] } 2... d6 { [%eval 0.31] [%clk 1:30:11] } 3. d4 { [%eval 0.22] [%clk 1:31:46] } 3... cxd4 { [%eval 0.19] [%clk 1:30:26] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:11] } 4... Nf6 { [%eval 0.31] [%clk 1:30:43] } 5. Nc3 { [%eval 0.32] [%clk 1:32:34] } 5... Nc6 { [%eval 0.3] [%clk 1:30:45] } 6. f3 { [%eval 0.12] [%clk 1:32:53] } 6... e5 { [%eval 0.28] [%clk 1:30:32] } 7. Nb3 { [%eval 0.17] [%clk 1:33:17] } 7... Be6 { [%eval 0.21] [%clk 1:30:46] } 8. Nd5 { [%eval 0.35] [%clk 1:33:39] } 8... Be7 { [%eval 0.34] [%clk 1:31:05] } 9. Be3 { [%eval 0.25] [%clk 1:33:24] } 9... O-O { [%eval 0.26] [%clk 1:30:56] } 10. c3 { [%eval 0.31] [%clk 1:33:48] } 10... Nb8 { [%eval 0.22] [%clk 1:12:19] } 11. Nxe7+ { [%eval 0.24] [%clk 1:33:33] } 11... Qxe7 { [%eval 0.35] [%clk 1:12:47] } 12. c4 { [%eval 0.3] [%clk 1:33:53] } 12... a5 { [%eval 0.34] [%clk 1:06:28] } 13. Be2 { [%eval 0.18] [%clk 1:31:34] } 13... Nbd7 { [%eval 0.56] [%clk 1:02:44] } 14. O-O { [%eval 0.72] [%clk 1:31:30] } 14... b6 { [%eval 0.94] [%clk 1:02:24] } 15. Nd2 { [%eval 1.18] [%clk 1:28:23] } 15... Nc5 { [%eval 1.2] [%clk 0:56:47] } 16. Nb1 { [%eval 0.81] [%clk 1:26:08] } 16... Nh5 { [%eval 1.22] [%clk 0:56:13] } 17. Nc3 { [%eval 1.0] [%clk 1:23:43] } 17... Nf4 { [%eval 1.13] [%clk 0:54:21] } 18. Qd2 { [%eval 1.0] [%clk 1:23:57] } 18... Nxe2+ { [%eval 1.1] [%clk 0:37:54] } 19. Qxe2 { [%eval 0.95] [%clk 1:24:09] } 19... a4 { [%eval 1.01] [%clk 0:38:17] } 20. Rfd1 { [%eval 1.05] [%clk 1:22:47] } 20... Rfc8 { [%eval 1.2] [%clk 0:37:37] } 21. Rab1 { [%eval 1.04] [%clk 1:19:15] } 21... Rc6 { [%eval 1.12] [%clk 0:28:55] } 22. b3 { [%eval 1.17] [%clk 1:16:31] } 22... axb3 { [%eval 1.13] [%clk 0:27:03] } 23. axb3 { [%eval 1.2] [%clk 1:16:54] } 23... f5 { [%eval 1.31] [%clk 0:26:07] } 24. Nd5?! { [%eval 0.38] } { Inaccuracy. exf5 was best. } { [%clk 1:11:27] } 24... Qf8? { [%eval 1.63] } { Mistake. Bxd5 was best. } { [%clk 0:21:06] } 25. b4 { [%eval 1.8] [%clk 1:09:49] } 25... Nd7 { [%eval 1.61] [%clk 0:19:59] } 26. Qd3?! { [%eval 0.95] } { Inaccuracy. exf5 was best. } { [%clk 1:07:25] } 26... fxe4 { [%eval 1.0] [%clk 0:16:47] } 27. fxe4 { [%eval 0.94] [%clk 1:07:39] } 27... Rac8?! { [%eval 1.63] } { Inaccuracy. Kh8 was best. } { [%clk 0:15:12] } 28. Rbc1? { [%eval 0.16] } { Mistake. Rf1 was best. } { [%clk 1:04:48] } 28... Bxd5 { [%eval 0.18] [%clk 0:15:24] } 29. Qxd5+ { [%eval 0.0] [%clk 1:02:50] } 29... Qf7 { [%eval 0.0] [%clk 0:15:45] } 30. Qb5 { [%eval -0.31] [%clk 0:53:57] } 30... Nf6 { [%eval 0.0] [%clk 0:11:20] } 31. Qa6 { [%eval -0.07] [%clk 0:44:39] } 31... Qe6 { [%eval 0.0] [%clk 0:11:15] } 32. b5 { [%eval 0.0] [%clk 0:41:32] } 32... Rxc4 { [%eval 0.0] [%clk 0:11:33] } 33. Rxc4 { [%eval 0.0] [%clk 0:41:38] } 33... Rxc4 { [%eval 0.0] [%clk 0:12:01] } 34. Qxb6 { [%eval 0.0] [%clk 0:38:28] } 34... Nxe4 { [%eval 0.0] [%clk 0:10:36] } 35. Qb8+ { [%eval 0.0] [%clk 0:33:57] } 35... Qc8 { [%eval 0.0] [%clk 0:07:33] } 36. Qa7 { [%eval 0.0] [%clk 0:30:24] } 36... Nc3?? { [%eval 1.86] } { Blunder. h5 was best. } { [%clk 0:03:12] } 37. Rf1?? { [%eval 0.0] } { Blunder. b6 was best. } { [%clk 0:29:45] } 37... Rc7 { [%eval 0.0] [%clk 0:03:33] } 38. Qa6 { [%eval -0.12] [%clk 0:27:24] } 38... d5 { [%eval -0.03] [%clk 0:02:55] } 39. Bb6?! { [%eval -0.62] } { Inaccuracy. Qd6 was best. } { [%clk 0:23:48] } 39... Rb7 { [%eval -0.12] [%clk 0:00:44] } 40. Kh1?? { [%eval -2.07] } { Blunder. Ba5 was best. } { [%clk 0:21:52] } 40... h6?? { [%eval 0.0] } { Blunder. Rb8 was best. } { [%clk 0:00:57] } 41. Bc5 { [%eval 0.0] [%clk 0:19:33] } 41... Kh7 { [%eval 0.0] [%clk 0:01:13] } 42. b6 { [%eval 0.0] [%clk 0:19:09] } 42... Ne4 { [%eval 0.0] [%clk 0:01:06] } 43. Bg1 { [%eval 0.0] [%clk 0:18:16] } 43... Qc6 { [%eval 0.0] [%clk 0:00:59] } 44. Qd3 { [%eval 0.0] [%clk 0:16:15] } 44... Kg8 { [%eval 0.0] [%clk 0:00:55] } 45. Re1 { [%eval -0.02] [%clk 0:12:55] } 45... Re7 { [%eval 0.0] [%clk 0:00:53] } 46. Qa3 { [%eval 0.0] [%clk 0:11:44] } 46... Rf7 { [%eval 0.0] [%clk 0:00:44] } 47. Qb2 { [%eval 0.0] [%clk 0:10:21] } 47... d4 { [%eval 0.02] [%clk 0:00:36] } 48. Qa2 { [%eval -0.32] [%clk 0:08:29] } 48... Nc3 { [%eval 0.0] [%clk 0:00:45] } 49. Qb3 { [%eval 0.0] [%clk 0:08:36] } 49... Qd5 { [%eval 0.07] [%clk 0:00:45] } 50. Qb4? { [%eval -1.56] } { Mistake. Qxd5 was best. } { [%clk 0:07:50] } 50... Rb7?! { [%eval -0.47] } { Inaccuracy. Kh7 was best. } { [%clk 0:00:55] } 51. Ra1?? { [%eval -2.24] } { Blunder. h3 was best. } { [%clk 0:04:40] } 51... Qc6 { [%eval -1.8] [%clk 0:00:52] } 52. Ra8+?! { [%eval -3.08] } { Inaccuracy. Qa5 was best. } { [%clk 0:04:45] } 52... Kh7 { [%eval -3.39] [%clk 0:01:21] } 53. Qf8 { [%eval -3.3] [%clk 0:05:08] } 53... Rxb6 { [%eval -2.91] [%clk 0:00:50] } 54. Qg8+ { [%eval -3.67] [%clk 0:02:54] } 54... Kg6 { [%eval -3.65] [%clk 0:01:19] } 55. Ra7 { [%eval -3.78] [%clk 0:02:35] } 55... Qf6 { [%eval -3.62] [%clk 0:01:27] } 56. h3?! { [%eval -5.13] } { Inaccuracy. Qc4 was best. } { [%clk 0:01:05] } 56... Ne2?! { [%eval -3.39] } { Inaccuracy. Rb1 was best. } { [%clk 0:01:15] } 57. Qc4?! { [%eval -4.33] } { Inaccuracy. Qc8 was best. } { [%clk 0:01:06] } 57... Ng3+ { [%eval -4.29] [%clk 0:01:10] } 58. Kh2 { [%eval -4.39] [%clk 0:01:32] } 58... Nf1+ { [%eval -4.42] [%clk 0:00:58] } 59. Kh1 { [%eval -4.29] [%clk 0:01:59] } 59... Ng3+ { [%eval -4.36] [%clk 0:01:04] } 60. Kh2 { [%eval -4.4] [%clk 0:02:27] } 60... Nf1+ { [%eval -4.32] [%clk 0:01:28] } 61. Kh1 { [%eval -4.18] [%clk 0:02:53] } 61... Rc6 { [%eval -4.2] [%clk 0:01:15] } 62. Qd5 { [%eval -4.76] [%clk 0:02:07] } 62... Rd6 { [%eval -4.2] [%clk 0:01:03] } 63. Qe4+ { [%eval -4.48] [%clk 0:01:38] } 63... Qf5 { [%eval -4.51] [%clk 0:01:33] } 64. Qb7 { [%eval -4.35] [%clk 0:02:02] } 64... Ng3+ { [%eval -4.15] [%clk 0:01:59] } 65. Kh2 { [%eval -4.41] [%clk 0:02:27] } 65... Qf6?! { [%eval -3.37] } { Inaccuracy. Nh5 was best. } { [%clk 0:02:27] } 66. Bf2 { [%eval -3.41] [%clk 0:02:10] } 66... Rb6 { [%eval -3.31] [%clk 0:01:46] } 67. Qc7?! { [%eval -4.39] } { Inaccuracy. Qc8 was best. } { [%clk 0:01:09] } 67... Ne4 { [%eval -4.43] [%clk 0:01:37] } 68. Be1?! { [%eval -6.69] } { Inaccuracy. Ra3 was best. } { [%clk 0:00:53] } 68... Rb1 { [%eval -6.59] [%clk 0:01:41] } 69. Qa5?! { [%eval -14.11] } { Inaccuracy. Ra3 was best. } { [%clk 0:00:32] } 69... Qf4+ { [%eval -11.43] [%clk 0:02:01] } 0-1