Event: Round 4: Costachi, Mihnea - Sirigos, Nikolaos
Date: 2024-12-09
White: Costachi, Mihnea
WhiteTitle: IM
WhiteElo: 2478
Black: Sirigos, Nikolaos
BlackTitle: FM
BlackElo: 2138
Result: 1-0
ECO: A55
Opening: Old Indian Defense: Normal Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 0:03:03] } 1... Nf6 { [%eval 0.19] [%clk 0:03:03] } 2. c4 { [%eval 0.17] [%clk 0:03:04] } 2... d6 { [%eval 0.47] [%clk 0:03:03] } 3. Nc3 { [%eval 0.4] [%clk 0:03:04] } 3... Nbd7 { [%eval 0.67] [%clk 0:03:05] } 4. e4 { [%eval 0.5] [%clk 0:03:04] } 4... e5 { [%eval 0.6] [%clk 0:03:06] } 5. Nf3 { [%eval 0.72] [%clk 0:03:02] } 5... g6 { [%eval 0.75] [%clk 0:03:06] } 6. h3 { [%eval 0.43] } 6... Bg7 { [%eval 0.53] [%clk 0:03:06] } 7. Be3 { [%eval 0.43] [%clk 0:02:56] } 7... O-O { [%eval 0.64] [%clk 0:03:04] } 8. d5 { [%eval 0.68] [%clk 0:02:52] } 8... Nc5 { [%eval 0.61] [%clk 0:02:51] } 9. Qc2 { [%eval 0.29] [%clk 0:02:43] } 9... a5 { [%eval 0.8] [%clk 0:02:51] } 10. g4 { [%eval 0.62] [%clk 0:02:44] } 10... c6 { [%eval 0.61] [%clk 0:02:28] } 11. Nd2 { [%eval 0.61] [%clk 0:02:32] } 11... cxd5 { [%eval 0.97] [%clk 0:02:25] } 12. cxd5 { [%eval 0.92] [%clk 0:02:30] } 12... Bd7 { [%eval 1.09] [%clk 0:02:26] } 13. Nc4 { [%eval 1.06] [%clk 0:02:24] } 13... Be8 { [%eval 1.47] [%clk 0:01:57] } 14. a4 { [%eval 1.57] [%clk 0:02:10] } 14... Rc8 { [%eval 1.57] [%clk 0:01:58] } 15. Be2 { [%eval 1.68] [%clk 0:02:04] } 15... Qc7 { [%eval 1.58] [%clk 0:01:35] } 16. O-O { [%eval 1.23] [%clk 0:02:02] } 16... Nfd7?? { [%eval 3.83] } { Blunder. Bd7 was best. } { [%clk 0:01:36] } 17. Nb5 { [%eval 3.87] [%clk 0:02:00] } 17... Qd8 { [%eval 4.12] [%clk 0:01:20] } 18. Ncxd6 { [%eval 3.92] [%clk 0:02:00] } 18... b6 { [%eval 3.87] [%clk 0:00:55] } 19. Nxc8 { [%eval 4.06] [%clk 0:01:56] } 19... Qxc8 { [%eval 3.95] [%clk 0:00:56] } 20. Bf3 { [%eval 3.54] [%clk 0:01:22] } 20... f5 { [%eval 3.6] [%clk 0:00:51] } 21. exf5 { [%eval 3.87] [%clk 0:01:14] } 21... gxf5 { [%eval 4.49] [%clk 0:00:52] } 22. Nd6 { [%eval 4.39] [%clk 0:01:11] } 22... Qc7 { [%eval 4.83] [%clk 0:00:50] } 23. Nxf5 { [%eval 4.76] [%clk 0:01:06] } 23... Bg6 { [%eval 4.69] [%clk 0:00:51] } 24. Ne7+ { [%eval 4.52] [%clk 0:01:07] } 24... Kh8 { [%eval 4.59] [%clk 0:00:51] } 25. Nxg6+ { [%eval 4.41] [%clk 0:01:06] } 25... hxg6 { [%eval 4.61] [%clk 0:00:52] } 26. Bg2 { [%eval 4.51] [%clk 0:01:03] } 26... Qd6 { [%eval 4.57] [%clk 0:00:44] } 27. Rad1 { [%eval 4.43] [%clk 0:00:54] } 27... e4 { [%eval 5.05] [%clk 0:00:44] } 28. Bd4 { [%eval 4.48] [%clk 0:00:49] } 28... Bxd4 { [%eval 4.47] [%clk 0:00:40] } 29. Rxd4 { [%eval 4.39] [%clk 0:00:50] } 29... Ne5 { [%eval 4.75] [%clk 0:00:41] } 30. Rxe4 { [%eval 4.72] [%clk 0:00:41] } 30... Nxe4 { [%eval 4.74] [%clk 0:00:35] } 31. Qxe4 { [%eval 4.75] [%clk 0:00:41] } 31... g5 { [%eval 5.34] [%clk 0:00:33] } 32. Re1 { [%eval 5.11] [%clk 0:00:39] } 32... Re8 { [%eval 5.6] [%clk 0:00:17] } 33. Kh1 { [%eval 4.7] [%clk 0:00:32] } 33... Kg7 { [%eval 4.67] [%clk 0:00:18] } 34. Qf5?? { [%eval 0.51] } { Blunder. Qe3 was best. } { [%clk 0:00:32] } 34... Qf6?? { [%eval 4.41] } { Blunder. Nf3 was best. } { [%clk 0:00:12] } 35. Qxf6+ { [%eval 4.29] [%clk 0:00:32] } 35... Kxf6 { [%eval 4.09] [%clk 0:00:13] } 36. Re3 { [%eval 4.24] [%clk 0:00:27] } 36... Rd8 { [%eval 4.34] [%clk 0:00:12] } 37. Rc3 { [%eval 4.02] [%clk 0:00:26] } 37... Rd6 { [%eval 4.74] [%clk 0:00:13] } 38. Kh2 { [%eval 4.81] [%clk 0:00:26] } 38... Ng6 { [%eval 5.75] [%clk 0:00:11] } 39. Rc6 { [%eval 5.82] [%clk 0:00:25] } 39... Ke5 { [%eval 5.54] [%clk 0:00:12] } 40. Rc8 { [%eval 4.74] [%clk 0:00:19] } 40... Rf6 { [%eval 4.57] [%clk 0:00:12] } 41. Kg3 { [%eval 4.57] [%clk 0:00:18] } 41... Nf4 { [%eval 4.52] [%clk 0:00:11] } 42. Bf3 { [%eval 4.41] [%clk 0:00:13] } 42... Nxh3 { [%eval 4.93] [%clk 0:00:09] } 43. Re8+ { [%eval 4.17] [%clk 0:00:13] } 43... Kd6 { [%eval 4.11] [%clk 0:00:10] } 44. Rd8+ { [%eval 3.95] [%clk 0:00:08] } 44... Kc5?! { [%eval 5.15] } { Inaccuracy. Ke7 was best. } { [%clk 0:00:09] } 45. Rc8+ { [%eval 4.97] [%clk 0:00:09] } 45... Kd4 { [%eval 6.15] [%clk 0:00:08] } 46. Rc6 { [%eval 4.87] [%clk 0:00:08] } 46... Rf8 { [%eval 4.73] [%clk 0:00:05] } 47. d6 { [%eval 4.78] [%clk 0:00:08] } 47... Ng1?! { [%eval 6.24] } { Inaccuracy. Nf4 was best. } { [%clk 0:00:05] } 48. Rc3 { [%eval 5.26] [%clk 0:00:04] } 48... Ke5 { [%eval 5.49] [%clk 0:00:03] } 49. Re3+ { [%eval 4.95] [%clk 0:00:05] } 49... Kxd6 { [%eval 4.81] [%clk 0:00:04] } 50. Bg2 { [%eval 4.41] [%clk 0:00:04] } 50... Rc8 { [%clk 0:00:04] } 51. Re1 { [%clk 0:00:04] } 51... Rc2 { [%clk 0:00:04] } 52. Rxg1 { [%clk 0:00:05] } 52... Rxb2 { [%clk 0:00:05] } 53. Rd1+ { [%clk 0:00:06] } 53... Ke5 { [%clk 0:00:07] } 54. Rd5+ { [%clk 0:00:07] } 54... Ke6 { [%clk 0:00:08] } 55. Rxg5 { [%clk 0:00:08] } 55... Rb3+ { [%clk 0:00:09] } 56. Kh4 { [%clk 0:00:08] } 56... Rb4 { [%clk 0:00:11] } 57. Bc6 { [%clk 0:00:08] } 57... Rc4 { [%clk 0:00:11] } 58. Bd5+ { [%clk 0:00:09] } 1-0