Event: Biel Chess Festival MTO
Site: Biel, Switzerland
Date: 2024-07-17
White: Sukandar, Irine Kharisma
WhiteTitle: IM
WhiteElo: 2338
Black: Koustav Chatterjee
BlackTitle: GM
BlackElo: 2525
Result: 0-1
ECO: C50
Opening: Italian Game: Giuoco Pianissimo, Normal
Variant: Standard
TimeControl: 100'/40, fb 50'/20, fb 15' + 30''/mv

1. e4 { [%eval 0.15] [%clk 1:39:42] } 1... e5 { [%eval 0.21] [%clk 1:40:51] } 2. Nf3 { [%eval 0.11] [%clk 1:39:42] } 2... Nc6 { [%eval 0.19] [%clk 1:41:15] } 3. Bc4 { [%eval 0.14] [%clk 1:37:30] } 3... Nf6 { [%eval 0.17] [%clk 1:41:29] } 4. d3 { [%eval 0.09] [%clk 1:37:50] } 4... Bc5 { [%eval 0.15] [%clk 1:41:52] } 5. O-O { [%eval 0.09] [%clk 1:36:00] } 5... d6 { [%eval 0.16] [%clk 1:42:08] } 6. a4 { [%eval 0.14] [%clk 1:35:56] } 6... a5 { [%eval 0.03] [%clk 1:41:09] } 7. Be3 { [%eval 0.11] [%clk 1:34:37] } 7... Bxe3 { [%eval 0.14] [%clk 1:39:07] } 8. fxe3 { [%eval 0.18] [%clk 1:35:03] } 8... O-O { [%eval 0.08] [%clk 1:39:14] } 9. Nbd2 { [%eval 0.08] [%clk 1:34:58] } 9... Ne7 { [%eval 0.1] [%clk 1:19:30] } 10. Nh4 { [%eval 0.02] [%clk 1:32:07] } 10... c6 { [%eval 0.07] [%clk 1:12:41] } 11. Qe1 { [%eval 0.1] [%clk 1:30:33] } 11... d5 { [%eval 0.08] [%clk 1:10:31] } 12. Bb3 { [%eval 0.13] [%clk 1:30:21] } 12... Be6 { [%eval 0.09] [%clk 0:56:02] } 13. Qg3 { [%eval 0.08] [%clk 1:23:28] } 13... Nd7 { [%eval 0.16] [%clk 0:56:15] } 14. Rf2 { [%eval -0.09] [%clk 1:18:48] } 14... f6 { [%eval 0.07] [%clk 0:50:52] } 15. Raf1 { [%eval -0.03] [%clk 1:18:21] } 15... Kh8 { [%eval -0.02] [%clk 0:51:09] } 16. d4 { [%eval 0.02] [%clk 0:54:02] } 16... Qb8 { [%eval 0.05] [%clk 0:42:56] } 17. exd5 { [%eval 0.04] [%clk 0:45:49] } 17... cxd5 { [%eval 0.07] [%clk 0:40:36] } 18. Ne4?! { [%eval -0.64] } { Inaccuracy. dxe5 was best. } { [%clk 0:39:26] } 18... Ra6 { [%eval -0.38] [%clk 0:27:39] } 19. Nc3 { [%eval -0.42] [%clk 0:36:54] } 19... g5 { [%eval -0.58] [%clk 0:26:08] } 20. Nf5 { [%eval -0.58] [%clk 0:32:48] } 20... Bxf5 { [%eval -0.55] [%clk 0:25:38] } 21. Rxf5 { [%eval -0.45] [%clk 0:32:30] } 21... Nxf5 { [%eval -0.46] [%clk 0:25:42] } 22. Rxf5 { [%eval -0.51] [%clk 0:32:54] } 22... exd4 { [%eval -0.13] [%clk 0:21:52] } 23. exd4 { [%eval -0.18] [%clk 0:32:33] } 23... Qxg3 { [%eval -0.05] [%clk 0:18:09] } 24. hxg3 { [%eval -0.08] [%clk 0:33:01] } 24... Nb6 { [%eval -0.11] [%clk 0:17:25] } 25. Nxd5 { [%eval -0.21] [%clk 0:32:30] } 25... Nxd5 { [%eval -0.03] [%clk 0:17:50] } 26. Bxd5 { [%eval -0.2] [%clk 0:29:19] } 26... Rd6 { [%eval 0.0] [%clk 0:16:39] } 27. c3 { [%eval 0.0] [%clk 0:23:21] } 27... b6 { [%eval 0.0] [%clk 0:13:47] } 28. Bc4 { [%eval -0.18] [%clk 0:22:14] } 28... Kg7 { [%eval -0.24] [%clk 0:13:42] } 29. Kf2 { [%eval -0.4] [%clk 0:21:47] } 29... h5 { [%eval -0.39] [%clk 0:13:09] } 30. Be2 { [%eval -0.4] [%clk 0:19:40] } 30... Kh6 { [%eval -0.19] [%clk 0:12:56] } 31. Ke3 { [%eval -0.21] [%clk 0:18:30] } 31... Re8+ { [%eval -0.33] [%clk 0:13:17] } 32. Kd2 { [%eval -0.36] [%clk 0:18:44] } 32... Re7 { [%eval -0.06] [%clk 0:12:34] } 33. Rf1 { [%eval -0.1] [%clk 0:18:11] } 33... g4 { [%eval -0.06] [%clk 0:09:13] } 34. Bd3 { [%eval -0.07] [%clk 0:18:00] } 34... Rde6 { [%eval -0.12] [%clk 0:09:32] } 35. Rf5 { [%eval -0.03] [%clk 0:14:29] } 35... Re3 { [%eval 0.0] [%clk 0:09:24] } 36. Rxf6+ { [%eval 0.0] [%clk 0:14:30] } 36... Kg7 { [%eval 0.0] [%clk 0:09:50] } 37. Rg6+ { [%eval 0.0] [%clk 0:12:09] } 37... Kf7 { [%eval 0.0] [%clk 0:10:16] } 38. Rxb6 { [%eval -0.07] [%clk 0:12:32] } 38... Rxg3 { [%eval -0.23] [%clk 0:10:41] } 39. Bc4+?! { [%eval -1.15] } { Inaccuracy. Bf1 was best. } { [%clk 0:01:27] } 39... Kg7 { [%eval -1.2] [%clk 0:10:41] } 40. Bd5 { [%eval -1.03] [%clk 0:01:53] } 40... h4 { [%eval -1.05] [%clk 0:07:50] } 41. Rb8 { [%eval -1.48] [%clk 0:37:04] } 41... Rd7 { [%eval -0.92] [%clk 0:48:41] } 42. Be4?? { [%eval -3.45] } { Blunder. c4 was best. } { [%clk 0:34:51] } 42... Rf7 { [%eval -3.33] [%clk 0:31:12] } 43. d5?! { [%eval -4.46] } { Inaccuracy. Rb7 was best. } { [%clk 0:23:50] } 43... Re7 { [%eval -4.44] [%clk 0:20:33] } 44. d6 { [%eval -4.56] [%clk 0:23:54] } 44... Rxe4 { [%eval -4.57] [%clk 0:19:59] } 45. d7 { [%eval -4.78] [%clk 0:24:04] } 45... Rxg2+ { [%eval -4.48] [%clk 0:20:24] } 46. Kd1?? { [%eval #-10] } { Checkmate is now unavoidable. Kd3 was best. } { [%clk 0:22:46] } 46... Rg1+?? { [%eval -4.26] } { Lost forced checkmate sequence. Rxa4 was best. } { [%clk 0:20:49] } 47. Kd2 { [%eval -4.87] [%clk 0:21:43] } 47... Ree1 { [%eval -4.99] [%clk 0:21:08] } 48. Rg8+ { [%eval -4.86] [%clk 0:20:44] } 48... Kf7 { [%eval -4.97] [%clk 0:21:27] } 49. Rf8+ { [%eval -4.84] [%clk 0:11:57] } 49... Ke6 { [%eval -4.73] [%clk 0:21:46] } 50. Re8+ { [%eval -5.28] [%clk 0:12:11] } 50... Kxd7 { [%eval -5.28] [%clk 0:22:11] } 51. Rxe1 { [%eval -4.99] [%clk 0:12:36] } 51... Rg2+ { [%eval -5.25] [%clk 0:20:25] } 52. Ke3 { [%eval -5.32] [%clk 0:12:10] } 52... h3 { [%eval -5.36] [%clk 0:20:23] } 53. Kf4 { [%eval -5.37] [%clk 0:09:43] } 53... h2 { [%eval -5.52] [%clk 0:20:35] } 54. Rh1 { [%eval -5.52] [%clk 0:09:12] } 54... g3 { [%eval -5.2] [%clk 0:20:57] } 0-1