Event: Round 4: Burchardi, Helena - Thum, Johannes, Dr.
Date: 2025-07-18
White: Burchardi, Helena
WhiteElo: 1872
Black: Thum, Johannes, Dr.
BlackElo: 1713
Result: 0-1
ECO: B00
Opening: Pirc Defense
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:52] } 1... d6 { [%eval 0.43] [%clk 1:30:52] } 2. Nf3 { [%eval 0.25] [%clk 1:30:39] } 2... Nf6 { [%eval 0.25] [%clk 1:29:43] } 3. Nc3 { [%eval 0.41] [%clk 1:30:08] } 3... c6 { [%eval 0.51] [%clk 1:28:39] } 4. d4 { [%eval 0.43] [%clk 1:29:32] } 4... Bg4 { [%eval 0.96] [%clk 1:27:03] } 5. Be2 { [%eval 0.45] [%clk 1:28:42] } 5... Nbd7 { [%eval 0.57] [%clk 1:23:52] } 6. O-O { [%eval 0.38] [%clk 1:28:23] } 6... e5 { [%eval 0.35] [%clk 1:20:56] } 7. b3 { [%eval 0.12] [%clk 1:25:38] } 7... Be7 { [%eval 0.08] [%clk 1:18:28] } 8. Bb2 { [%eval 0.04] [%clk 1:25:15] } 8... Qc7 { [%eval 0.14] [%clk 1:12:55] } 9. Rc1 { [%eval -0.04] [%clk 1:20:03] } 9... O-O { [%eval 0.0] [%clk 1:12:05] } 10. d5 { [%eval -0.42] [%clk 1:17:26] } 10... Nc5 { [%eval -0.15] [%clk 1:07:32] } 11. Nd2 { [%eval -0.16] [%clk 1:14:12] } 11... Bxe2 { [%eval -0.13] [%clk 0:57:41] } 12. Qxe2 { [%eval -0.05] [%clk 1:14:13] } 12... cxd5 { [%eval 0.13] [%clk 0:57:43] } 13. Nxd5?! { [%eval -0.42] } { Inaccuracy. exd5 was best. } { [%clk 1:14:17] } 13... Nxd5 { [%eval -0.38] [%clk 0:57:58] } 14. exd5 { [%eval -0.51] [%clk 1:14:33] } 14... a5?! { [%eval 0.19] } { Inaccuracy. Bg5 was best. } { [%clk 0:56:57] } 15. Ne4?! { [%eval -0.42] } { Inaccuracy. f4 was best. } { [%clk 1:10:08] } 15... f5 { [%eval -0.24] [%clk 0:50:51] } 16. Nxc5 { [%eval -0.33] [%clk 1:09:28] } 16... Qxc5 { [%eval -0.25] [%clk 0:51:08] } 17. c4 { [%eval -0.3] [%clk 1:09:36] } 17... a4 { [%eval -0.05] [%clk 0:47:36] } 18. Rfd1 { [%eval -0.16] [%clk 1:00:04] } 18... Bg5 { [%eval 0.01] [%clk 0:44:50] } 19. Rc2 { [%eval 0.02] [%clk 0:57:42] } 19... axb3 { [%eval 0.0] [%clk 0:37:53] } 20. axb3 { [%eval 0.1] [%clk 0:57:55] } 20... Ra2 { [%eval 0.05] [%clk 0:36:02] } 21. Rd3 { [%eval -0.28] [%clk 0:54:21] } 21... Rfa8 { [%eval -0.02] [%clk 0:31:39] } 22. Qh5?! { [%eval -1.05] } { Inaccuracy. g3 was best. } { [%clk 0:49:44] } 22... Bf6?! { [%eval -0.1] } { Inaccuracy. g6 was best. } { [%clk 0:25:55] } 23. Rdd2 { [%eval -0.14] [%clk 0:35:04] } 23... Qb4 { [%eval 0.0] [%clk 0:21:12] } 24. Qd1?? { [%eval -1.78] } { Blunder. h4 was best. } { [%clk 0:12:46] } 24... Qxb3 { [%eval -1.66] [%clk 0:18:44] } 25. h3 { [%eval -2.15] [%clk 0:12:01] } 25... Rc8?! { [%eval -1.13] } { Inaccuracy. Bg5 was best. } { [%clk 0:11:09] } 26. Rd3? { [%eval -2.86] } { Mistake. Qe2 was best. } { [%clk 0:10:21] } 26... Qa4 { [%eval -2.91] [%clk 0:10:23] } 27. Qc1 { [%eval -2.68] [%clk 0:09:55] } 27... e4 { [%eval -2.75] [%clk 0:09:17] } 28. Rdd2? { [%eval -4.67] } { Mistake. Rg3 was best. } { [%clk 0:08:59] } 28... Bxb2 { [%eval -4.57] [%clk 0:08:24] } 29. Rxb2 { [%eval -4.42] [%clk 0:09:27] } 29... Rxc4 { [%eval -3.71] [%clk 0:06:28] } 30. Qxc4 { [%eval -4.28] [%clk 0:09:52] } 30... Ra1+ { [%eval -4.16] [%clk 0:06:52] } 31. Qf1 { [%eval -3.98] [%clk 0:10:14] } 31... Rxf1+ { [%eval -3.3] [%clk 0:07:12] } 32. Kxf1 { [%eval -3.25] [%clk 0:10:43] } 32... Qc4+?! { [%eval -2.42] } { Inaccuracy. Qa1+ was best. } { [%clk 0:06:37] } 33. Kg1 { [%eval -1.94] [%clk 0:10:13] } 33... b5 { [%eval -1.81] [%clk 0:05:51] } 34. Rbc2 { [%eval -1.86] [%clk 0:10:17] } 34... Qb4 { [%eval -1.83] [%clk 0:05:50] } 35. Rb2 { [%eval -1.79] [%clk 0:10:08] } 35... Qa5 { [%eval -1.98] [%clk 0:04:32] } 36. Ra2 { [%eval -1.97] [%clk 0:10:25] } 36... Qb6 { [%eval -1.87] [%clk 0:04:05] } 37. Rdc2?! { [%eval -2.58] } { Inaccuracy. Rdb2 was best. } { [%clk 0:10:15] } 37... Qd4 { [%eval -2.53] [%clk 0:03:12] } 38. Rd2 { [%eval -2.42] [%clk 0:09:38] } 38... Qe5 { [%eval -2.03] [%clk 0:02:37] } 39. Ra3?! { [%eval -2.94] } { Inaccuracy. Rdb2 was best. } { [%clk 0:06:36] } 39... f4 { [%eval -2.9] [%clk 0:01:50] } 40. Kf1? { [%eval -5.04] } { Mistake. Rd1 was best. } { [%clk 0:06:00] } 40... b4 { [%eval -4.74] [%clk 0:15:11] } 41. Ra5 { [%eval -5.34] [%clk 0:20:25] } 41... Qc3 { [%eval -5.0] [%clk 0:13:34] } 42. Raa2?! { [%eval -7.18] } { Inaccuracy. Rd1 was best. } { [%clk 0:17:29] } 42... Qc4+?! { [%eval -5.4] } { Inaccuracy. Qc1+ was best. } { [%clk 0:12:13] } 43. Ke1 { [%eval -6.78] [%clk 0:17:12] } 43... e3 { [%eval -5.79] [%clk 0:12:07] } 44. Ra8+?! { [%eval -7.71] } { Inaccuracy. Rdc2 was best. } { [%clk 0:14:05] } 44... Kf7 { [%eval -7.27] [%clk 0:12:07] } 45. Rd1? { [%eval #-11] } { Checkmate is now unavoidable. fxe3 was best. } { [%clk 0:14:06] } 45... Qc3+ { [%eval #-10] [%clk 0:11:21] } 46. Kf1 { [%eval #-10] [%clk 0:14:11] } 46... Qc2 { [%eval #-9] [%clk 0:11:22] } 47. Ra7+ { [%eval #-9] [%clk 0:13:53] } 47... Kf6 { [%eval #-8] [%clk 0:11:47] } 48. fxe3 { [%eval #-8] [%clk 0:13:43] } 48... Qxd1+ { [%eval #-9] [%clk 0:12:01] } 49. Kf2 { [%eval #-9] [%clk 0:14:07] } 49... Qd2+ { [%eval #-8] [%clk 0:12:22] } 50. Kf1 { [%eval #-8] [%clk 0:13:49] } 50... fxe3 { [%eval #-7] [%clk 0:12:35] } 51. Ra1 { [%eval #-1] [%clk 0:13:31] } 51... Qf2# { [%clk 0:12:14] } 0-1