Event: Round 4: Oncebay Sandi, Luis Elias - Delgado Armas, Francisco David
Site: https://lichess.org/broadcast/i-open-ansite-2025-sub-2000/round-4/9GysrBOf/pjhzI0m6
Date: 2025-09-02
White: Oncebay Sandi, Luis Elias
Black: Delgado Armas, Francisco David
BlackElo: 1616
Result: 0-1
ECO: B30
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
Variant: Standard

1. e4 { [%clk 1:00:58] } 1... c5 { [%clk 1:00:35] } 2. Nf3 { [%clk 1:00:52] } 2... Nc6 { [%clk 1:00:58] } 3. Bb5 { [%clk 1:00:51] } 3... Nd4 { [%clk 1:00:43] } 4. Nxd4 { [%clk 1:00:36] } 4... cxd4 { [%clk 1:01:08] } 5. d3 { [%clk 1:00:30] } 5... a6 { [%clk 1:01:11] } 6. Bc4 { [%clk 1:00:17] } 6... b5 { [%clk 1:00:58] } 7. Bd5 { [%clk 1:00:18] } 7... Ra7 { [%clk 1:00:33] } 8. c3 { [%clk 1:00:28] } 8... e6 { [%clk 1:01:08] } 9. Bb3 { [%clk 1:00:31] } 9... Qf6 { [%clk 0:59:38] } 10. cxd4 { [%clk 1:00:23] } 10... Bb4+ { [%clk 0:59:47] } 11. Nc3 { [%clk 0:59:41] } 11... Rc7 { [%clk 1:00:07] } 12. O-O { [%clk 0:59:35] } 12... Qxd4 { [%clk 1:00:22] } 13. Be3 { [%clk 0:59:19] } 13... Qf6 { [%clk 1:00:38] } 14. Rc1 { [%clk 0:58:53] } 14... Bxc3 { [%clk 1:00:02] } 15. bxc3 { [%clk 0:58:56] } 15... Rxc3 { [%clk 1:00:19] } 16. Bb6 { [%clk 0:57:47] } 16... Ne7 { [%clk 0:59:43] } 17. Re1 { [%clk 0:57:50] } 17... Rxc1 { [%clk 0:58:56] } 18. Qxc1 { [%clk 0:57:50] } 18... e5 { [%clk 0:58:55] } 19. Bc5 { [%clk 0:55:45] } 19... O-O { [%clk 0:58:43] } 20. Qa3 { [%clk 0:55:45] } 20... Re8 { [%clk 0:58:54] } 21. Rc1 { [%clk 0:55:54] } 21... Nc6 { [%clk 0:58:54] } 22. Qb2 { [%clk 0:54:19] } 22... Bb7 { [%clk 0:55:10] } 23. Bd5 { [%clk 0:53:37] } 23... Rc8 { [%clk 0:50:48] } 24. f4 { [%clk 0:53:13] } 24... exf4 { [%clk 0:47:23] } 25. e5 { [%clk 0:52:28] } 25... Qg6 { [%clk 0:46:06] } 26. Be4 { [%clk 0:50:57] } 26... Qg5 { [%clk 0:46:04] } 27. Qc2 { [%clk 0:50:07] } 27... Qxe5 { [%clk 0:45:41] } 28. d4 { [%clk 0:50:11] } 28... Nxd4 { [%clk 0:44:53] } 29. Re1 { [%clk 0:43:16] } 29... Nxc2 { [%clk 0:45:02] } 30. Bxh7+ { [%clk 0:43:15] } 30... Kxh7 { [%clk 0:45:02] } 31. Rxe5 { [%clk 0:42:22] } 31... f6 { [%clk 0:44:24] } 32. Rh5+ { [%clk 0:42:19] } 32... Kg6 { [%clk 0:44:14] } 33. Rh4 { [%clk 0:41:51] } 33... Rxc5 { [%clk 0:45:05] } 34. Rxf4 { [%clk 0:41:33] } 34... Ne3 { [%clk 0:45:00] } 35. Kf2 { [%clk 0:41:35] } 35... Nxg2 { [%clk 0:45:03] } 36. Rg4+ { [%clk 0:41:16] } 36... Kf7 { [%clk 0:45:13] } 37. Rd4 { [%clk 0:41:00] } 37... Bc6 { [%clk 0:44:45] } 38. Kg3 { [%clk 0:40:15] } 38... Rc2 { [%clk 0:45:03] } 39. Kg4 { [%clk 0:39:52] } 39... Rxa2 { [%clk 0:44:34] } 40. h3 { [%clk 0:39:35] } 40... Ra4 { [%clk 0:44:51] } 41. h4 { [%clk 0:37:20] } 41... Rxd4+ { [%clk 0:44:47] } 42. Kg3 { [%clk 0:36:02] } 42... Rxh4 { [%clk 0:44:48] } 43. Kf2 { [%clk 0:36:39] } 43... a5 { [%clk 0:44:33] } 44. Ke2 { [%clk 0:34:26] } 44... a4 { [%clk 0:44:52] } 45. Kd2 { [%clk 0:34:48] } 45... Rc4 { [%clk 0:45:10] } 46. Ke2 { [%clk 0:33:38] } 46... a3 { [%clk 0:45:27] } 47. Kf2 { [%clk 0:33:37] } 47... a2 { [%clk 0:45:26] } 48. Ke2 { [%clk 0:31:01] } 48... a1=Q { [%clk 0:45:35] } 49. Kf2 { [%clk 0:31:04] } 49... Nh4 { [%clk 0:45:03] } 50. Ke3 { [%clk 0:29:13] } 50... Qa3+ { [%clk 0:44:53] } 51. Kd2 { [%clk 0:29:28] } 51... Nf3+ { [%clk 0:44:04] } 52. Ke2 { [%clk 0:29:18] } 52... Rc2+ { [%clk 0:44:49] } 53. Kd1 { [%clk 0:29:23] } 53... Qd3# { [%clk 0:44:49] } 0-1