Event: Round 1: Petran, Peter - Steigum, Erling
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-1/Cb9z7AQN/vqUuXtgE
Date: 2025-10-21
White: Petran, Peter
WhiteTitle: IM
WhiteElo: 2172
Black: Steigum, Erling
BlackElo: 1896
Result: 1-0
ECO: A00
Opening: Hungarian Opening: Sicilian Invitation
Variant: Standard

1. g3 { [%eval 0.08] [%clk 1:30:56] } 1... c5 { [%eval 0.12] [%clk 1:29:35] } 2. Bg2 { [%eval 0.08] [%clk 1:31:21] } 2... Nc6 { [%eval 0.15] [%clk 1:29:30] } 3. c4 { [%eval 0.11] [%clk 1:31:38] } 3... Nf6 { [%eval 0.21] [%clk 1:28:16] } 4. Nc3 { [%eval 0.28] [%clk 1:32:04] } 4... g6 { [%eval 0.35] [%clk 1:27:27] } 5. e3 { [%eval 0.25] [%clk 1:32:20] } 5... Bg7 { [%eval 0.21] [%clk 1:25:11] } 6. Nge2 { [%eval 0.12] [%clk 1:32:31] } 6... e6 { [%eval 0.13] [%clk 1:10:32] } 7. d4 { [%eval 0.11] [%clk 1:24:14] } 7... cxd4 { [%eval 0.26] [%clk 1:06:59] } 8. Nxd4 { [%eval 0.03] [%clk 1:23:21] } 8... d5 { [%eval 0.06] [%clk 0:59:38] } 9. O-O { [%eval 0.11] [%clk 1:22:10] } 9... O-O { [%eval 0.1] [%clk 0:59:55] } 10. Nxc6 { [%eval -0.09] [%clk 1:19:30] } 10... bxc6 { [%eval -0.04] [%clk 1:00:14] } 11. Qa4 { [%eval 0.0] [%clk 1:19:55] } 11... Qb6 { [%eval 0.0] [%clk 0:58:13] } 12. Rd1 { [%eval -0.1] [%clk 1:19:58] } 12... Ba6 { [%eval 0.15] [%clk 0:53:53] } 13. Bf1 { [%eval -0.19] [%clk 1:18:06] } 13... Bb7 { [%eval -0.1] [%clk 0:52:51] } 14. Qc2 { [%eval -0.15] [%clk 1:16:46] } 14... c5 { [%eval -0.17] [%clk 0:49:59] } 15. Na4 { [%eval -0.12] [%clk 1:14:46] } 15... Qc7 { [%eval -0.25] [%clk 0:40:49] } 16. Bg2 { [%eval -0.33] [%clk 1:12:19] } 16... Rac8 { [%eval -0.27] [%clk 0:40:25] } 17. Rb1 { [%eval -0.77] [%clk 1:08:25] } 17... Rfd8 { [%eval -0.25] [%clk 0:39:09] } 18. b3 { [%eval -0.59] [%clk 1:03:06] } 18... Ne4?! { [%eval 0.48] } { Inaccuracy. dxc4 was best. } { [%clk 0:35:55] } 19. Bxe4 { [%eval 0.13] [%clk 0:59:55] } 19... dxe4 { [%eval 0.2] [%clk 0:36:09] } 20. Bb2 { [%eval 0.2] [%clk 1:00:15] } 20... Bxb2 { [%eval 0.21] [%clk 0:35:40] } 21. Nxb2 { [%eval 0.21] [%clk 0:58:17] } 21... f5 { [%eval 0.64] [%clk 0:34:13] } 22. Rxd8+ { [%eval 0.65] [%clk 0:57:30] } 22... Rxd8 { [%eval 0.53] [%clk 0:34:34] } 23. Rd1 { [%eval 0.51] [%clk 0:57:55] } 23... Bc6 { [%eval 0.62] [%clk 0:29:12] } 24. Rxd8+ { [%eval 0.68] [%clk 0:57:51] } 24... Qxd8 { [%eval 0.79] [%clk 0:29:40] } 25. Qd1 { [%eval 0.52] [%clk 0:58:05] } 25... Qxd1+ { [%eval 0.46] [%clk 0:29:33] } 26. Nxd1 { [%eval 0.44] [%clk 0:58:30] } 26... Kf7 { [%eval 0.58] [%clk 0:29:18] } 27. Nc3 { [%eval 0.41] [%clk 0:58:23] } 27... a6 { [%eval 0.73] [%clk 0:28:26] } 28. Kf1 { [%eval 1.02] [%clk 0:57:58] } 28... g5 { [%eval 1.11] [%clk 0:26:22] } 29. Ke1 { [%eval 0.67] [%clk 0:55:50] } 29... e5 { [%eval 0.8] [%clk 0:25:58] } 30. a3 { [%eval 0.93] [%clk 0:56:08] } 30... a5 { [%eval 0.88] [%clk 0:22:54] } 31. Na2?! { [%eval 0.23] } { Inaccuracy. Kd2 was best. } { [%clk 0:56:24] } 31... Ke6 { [%eval 0.26] [%clk 0:21:30] } 32. Kd2 { [%eval 0.35] [%clk 0:56:28] } 32... f4?! { [%eval 1.22] } { Inaccuracy. h5 was best. } { [%clk 0:20:27] } 33. b4? { [%eval 0.0] } { Mistake. g4 was best. } { [%clk 0:55:49] } 33... cxb4 { [%eval 0.05] [%clk 0:20:36] } 34. axb4 { [%eval 0.18] [%clk 0:56:12] } 34... axb4 { [%eval 0.15] [%clk 0:20:44] } 35. Nxb4 { [%eval 0.1] [%clk 0:56:34] } 35... Bb7 { [%eval 0.45] [%clk 0:11:57] } 36. c5 { [%eval 0.04] [%clk 0:56:19] } 36... h5 { [%eval 0.07] [%clk 0:09:09] } 37. Kc3 { [%eval 0.21] [%clk 0:54:21] } 37... Bc8 { [%eval 0.67] [%clk 0:03:47] } 38. Kc4 { [%eval 0.21] [%clk 0:52:19] } 38... Bb7?? { [%eval 5.92] } { Blunder. Kf5 was best. } { [%clk 0:02:04] } 39. c6 { [%eval 6.0] [%clk 0:52:12] } 39... Bc8 { [%eval 6.18] [%clk 0:02:30] } 40. Kc5 { [%eval 6.16] [%clk 0:52:36] } 40... Kf5 { [%eval 6.02] [%clk 0:01:42] } 41. Kd6? { [%eval 3.14] } { Mistake. Nd5 was best. } { [%clk 0:51:33] } 1-0