Event: Round 4: Heinrich, John - Petkidis, Anthony
Date: 2025-04-19
White: Heinrich, John
WhiteTitle: FM
WhiteElo: 2285
Black: Petkidis, Anthony
BlackTitle: IM
BlackElo: 2471
Result: 1/2-1/2
ECO: A09
Opening: Réti Opening: Advance Variation
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:30:33] } 1... d5 { [%eval 0.18] [%clk 1:30:51] } 2. c4 { [%eval 0.0] [%clk 1:30:55] } 2... d4 { [%eval 0.0] [%clk 1:31:15] } 3. b4 { [%eval 0.0] [%clk 1:31:10] } 3... g5 { [%eval 0.17] [%clk 1:31:36] } 4. Qa4+ { [%eval 0.11] [%clk 1:31:00] } 4... c6 { [%eval 0.1] [%clk 1:31:34] } 5. h3 { [%eval 0.0] [%clk 1:30:43] } 5... h6 { [%eval 0.15] [%clk 1:30:12] } 6. d3 { [%eval 0.0] [%clk 1:29:22] } 6... Bg7 { [%eval 0.11] [%clk 1:30:07] } 7. g4 { [%eval -0.08] [%clk 1:28:29] } 7... e5 { [%eval 0.1] [%clk 1:24:25] } 8. Nbd2 { [%eval 0.26] [%clk 1:28:23] } 8... Ne7 { [%eval 0.36] [%clk 1:24:33] } 9. Ne4 { [%eval 0.31] [%clk 1:27:40] } 9... O-O { [%eval 0.41] [%clk 1:18:50] } 10. h4 { [%eval 0.07] [%clk 1:20:57] } 10... f6 { [%eval 0.09] [%clk 1:17:09] } 11. hxg5 { [%eval 0.04] [%clk 1:14:48] } 11... hxg5 { [%eval 0.53] [%clk 1:16:27] } 12. Bg2 { [%eval 0.5] [%clk 1:11:20] } 12... Bxg4 { [%eval 0.61] [%clk 1:08:59] } 13. Bd2?! { [%eval -0.44] } { Inaccuracy. b5 was best. } { [%clk 1:10:01] } 13... Be6?! { [%eval 0.41] } { Inaccuracy. Na6 was best. } { [%clk 1:03:17] } 14. O-O-O?! { [%eval -0.22] } { Inaccuracy. Qb3 was best. } { [%clk 1:02:01] } 14... g4 { [%eval 0.05] [%clk 0:54:11] } 15. Nh4 { [%eval 0.0] [%clk 1:00:01] } 15... Nd7 { [%eval 0.0] [%clk 0:53:11] } 16. f3 { [%eval 0.0] [%clk 0:57:13] } 16... b5 { [%eval -0.06] [%clk 0:50:51] } 17. Qc2 { [%eval -0.31] [%clk 0:54:56] } 17... a5 { [%eval -0.06] [%clk 0:43:35] } 18. fxg4 { [%eval -0.25] [%clk 0:50:46] } 18... axb4 { [%eval -0.39] [%clk 0:42:50] } 19. Nf5 { [%eval -0.3] [%clk 0:50:12] } 19... bxc4 { [%eval -0.39] [%clk 0:32:01] } 20. dxc4 { [%eval 0.0] [%clk 0:50:17] } 20... Bxf5 { [%eval 0.0] [%clk 0:28:16] } 21. gxf5 { [%eval 0.0] [%clk 0:50:31] } 21... Qa5 { [%eval 0.0] [%clk 0:28:23] } 22. Kb1?? { [%eval -2.4] } { Blunder. Rdg1 was best. } { [%clk 0:45:03] } 22... Rfb8?? { [%eval -0.39] } { Blunder. b3 was best. } { [%clk 0:24:25] } 23. Rh3 { [%eval -0.34] [%clk 0:42:53] } 23... Nc5 { [%eval 0.0] [%clk 0:21:34] } 24. Nxc5 { [%eval 0.0] [%clk 0:40:04] } 24... Qxc5 { [%eval 0.0] [%clk 0:22:02] } 25. Rb3 { [%eval 0.0] [%clk 0:37:58] } 25... Nc8 { [%eval 0.0] [%clk 0:19:50] } 26. e3 { [%eval 0.0] [%clk 0:34:46] } 26... Nd6 { [%eval 0.0] [%clk 0:19:10] } 27. exd4 { [%eval 0.01] [%clk 0:34:46] } 27... exd4 { [%eval 0.0] [%clk 0:19:10] } 28. Bf4 { [%eval 0.0] [%clk 0:33:54] } 28... Rd8 { [%eval 0.0] [%clk 0:17:06] } 29. Bxd6 { [%eval 0.0] [%clk 0:32:53] } 29... Rxd6 { [%eval 0.0] [%clk 0:17:34] } 30. Be4 { [%eval 0.0] [%clk 0:30:35] } 30... Re8 { [%eval 0.26] [%clk 0:15:29] } 31. Rg3 { [%eval 0.35] [%clk 0:29:00] } 31... Kf8?! { [%eval 1.15] } { Inaccuracy. d3 was best. } { [%clk 0:11:37] } 32. Rdg1? { [%eval 0.0] } { Mistake. Qg2 was best. } { [%clk 0:23:24] } 32... Bh6?? { [%eval 2.4] } { Blunder. d3 was best. } { [%clk 0:10:12] } 33. Rg8+?? { [%eval 0.08] } { Blunder. Qh2 was best. } { [%clk 0:21:22] } 33... Ke7 { [%eval 0.24] [%clk 0:10:20] } 34. Qh2 { [%eval -0.08] [%clk 0:19:25] } 34... Rxg8 { [%eval -0.2] [%clk 0:08:49] } 35. Rxg8 { [%eval -0.33] [%clk 0:20:13] } 35... Qe5 { [%eval 0.0] [%clk 0:09:40] } 36. Qxh6 { [%eval 0.0] [%clk 0:15:22] } 36... Qxe4+ { [%eval 0.0] [%clk 0:10:03] } 37. Kb2 { [%eval 0.0] [%clk 0:15:19] } 37... Qe2+ { [%eval 0.0] [%clk 0:09:27] } 38. Kb1 { [%eval 0.0] [%clk 0:15:28] } 38... Qe1+ { [%eval 0.0] [%clk 0:08:24] } 39. Kb2 { [%eval 0.0] [%clk 0:15:38] } 39... Qf2+ { [%eval 0.0] [%clk 0:08:33] } 40. Ka1 { [%eval 0.0] [%clk 0:15:31] } 40... Qe1+ { [%eval 0.0] [%clk 0:06:02] } 41. Kb2 { [%eval 0.0] [%clk 0:15:52] } 41... Qc3+ { [%eval 0.0] [%clk 0:05:41] } 42. Kb1 { [%eval 0.0] [%clk 0:16:15] } 42... Qd3+ { [%eval 0.0] [%clk 0:06:06] } 43. Kb2 { [%eval 0.0] [%clk 0:15:58] } 43... Qc3+ { [%eval 0.0] [%clk 0:06:29] } 44. Kb1 { [%eval 0.0] [%clk 0:16:24] } 44... Qd3+ { [%eval 0.0] [%clk 0:06:54] } 1/2-1/2