[Event "Group A"] [Site "SLCC"] [Date "2024.05.28"] [Round "03"] [White "Yoo, Christopher Woojin"] [Black "Hong, Andrew"] [Result "1-0"] [WhiteElo "2599"] [BlackElo "2550"] [TimeControl "5400+30"] [Variant "Standard"] [ECO "B96"] [Opening "Sicilian Defense: Najdorf Variation"] [Annotator "https://lichess.org/@/ChessLifeOnline"] [Source "https://lichess.org/study/qj13eirE/Hi15fUZv"] [Orientation "white"] 1. e4 { [%clk 2:00:25] } 1... c5 { [%clk 1:58:14] } 2. Nf3 { [%clk 2:00:49] } 2... d6 { [%clk 1:57:52] } 3. d4 { [%clk 2:01:14] } 3... cxd4 { [%clk 1:57:58] } 4. Nxd4 { [%clk 2:01:38] } 4... Nf6 { [%clk 1:58:02] } 5. Nc3 { [%clk 2:01:55] } 5... a6 { [%clk 1:57:52] } 6. Bg5 { [%clk 2:01:48] } 6... e6 { [%clk 1:57:50] } 7. f4 { [%clk 2:02:11] } 7... h6 { [%clk 1:57:51] } 8. Bh4 { [%clk 2:02:31] } 8... Qb6 { [%clk 1:57:57] } 9. a3 { [%clk 2:01:31] } 9... Be7 { [%clk 1:57:44] } 10. Bf2 { [%clk 1:58:25] } 10... Qc7 { [%clk 1:57:30] } 11. Qf3 { [%clk 1:54:01] } 11... Nc6 { [%clk 1:57:20] } 12. O-O-O { [%clk 1:47:21] } 12... Bd7 { [%clk 1:56:54] } 13. Nb3 { [%clk 1:41:21] } 13... Rc8 { [%clk 1:55:55] } 14. Kb1 { [%clk 1:32:17] } 14... b5 { [%clk 1:54:35] } 15. g4 { [%clk 1:26:28] } 15... b4 { [%clk 1:13:25] } 16. axb4 { [%clk 1:25:23] } 16... Nxb4 { [%clk 1:13:00] } 17. g5 { [%clk 1:23:46] } 17... hxg5 { [%clk 1:12:50] } 18. fxg5 { [%clk 1:23:45] } 18... Nh5 { [%clk 1:13:03] } 19. Rg1 { [%clk 1:18:12] } 19... g6 { [%clk 1:05:16] } 20. Qe3 { [%clk 1:08:13] } 20... e5 { [%clk 1:03:05] } 21. Qb6 { [%clk 1:05:26] } 21... Nf4?? { [%clk 0:54:23] } (21... Qxb6 { would likely part with a pawn in all lines, but with more than enough activity to compensate: } 22. Bxb6 Be6 23. Ba5 Rb8! 24. Bc7 (24. Bxb4 Rxb4 25. Bxa6 Kf8 $15) 24... Bxb3! 25. cxb3 Rb7 26. Bxd6 Bxd6 27. Rxd6 Ke7! 28. Rd2 Nf4 $15) 22. Qxb4 { [%clk 1:03:17] } 22... d5 { The attack just is not there. } { [%clk 0:53:09] } 23. Qb6 { [%clk 1:01:42] } (23. Qa5 { was just as good. White must get queens off pronto. }) 23... Qxb6 { [%clk 0:39:50] } 24. Bxb6 { [%clk 1:02:05] } 24... d4 { [%clk 0:40:14] } 25. Nd5 { [%clk 1:01:39] } 25... Nxd5 { [%clk 0:39:44] } 26. exd5 { [%clk 1:02:04] } 26... Bf5 { [%clk 0:38:34] } 27. Rg2 { [%clk 1:00:59] } (27. Bd3 Bxd3 28. Rxd3 Rxh2 29. Rd2 { seems even cleaner, but White found a satisfactory bailout: }) 27... Rb8 { [%clk 0:37:28] } 28. Bc7 { [%clk 1:00:54] } 28... Rxb3 { Black has regained the piece, but given up the center for it. } { [%clk 0:37:29] } 29. Bxe5 { [%clk 1:01:15] } 29... O-O { [%clk 0:22:30] } 30. d6 { [%clk 1:00:40] } 30... Bd8 { [%clk 0:22:25] } 31. Bxd4 { White is now up two pawns with attacking chances. } { [%clk 0:59:12] } 31... Rb8 { [%clk 0:19:21] } 32. Bxa6 { [%clk 0:57:58] } 32... Re8 { [%clk 0:19:24] } 33. h4 { [%clk 0:56:21] } 33... Kf8 { [%clk 0:15:03] } 34. Re2 { [%clk 0:55:09] } 34... Ba5 { [%clk 0:12:53] } 35. Bc5 { [%clk 0:54:26] } 35... Rxe2 { [%clk 0:08:49] } 36. Bxe2 { [%clk 0:54:50] } 36... Ke8 { [%clk 0:07:11] } 37. h5 { [%clk 0:52:54] } 37... Kd7 { [%clk 0:05:38] } 38. hxg6 { [%clk 0:51:53] } 38... Bxg6 { [%clk 0:03:27] } 39. Bg4+ { [%clk 0:51:47] } 39... Kc6 { [%clk 0:03:46] } 40. Bd4 { [%clk 0:51:02] } 40... Rb5 { [%clk 0:03:02] } 41. d7 { [%clk 0:49:13] } 41... Rxg5 { [%clk 0:02:38] } 42. Bf3+ { [%clk 0:49:16] } 42... Kb5 { [%clk 0:03:00] } 43. Bf6 { [%clk 0:48:44] } 43... Rc5 { [%clk 0:02:54] } 44. Rc1 { [%clk 0:47:53] } 44... Rf5 { [%clk 0:00:47] } 45. Be2+ { [%clk 0:47:58] } 45... Ka4 { [%clk 0:00:31] } 46. Rd1 { [%clk 0:47:23] } 46... Bc7 { [%clk 0:00:31] } 47. Rd4+ { [%clk 0:47:35] } 47... Ka5 { [%clk 0:00:58] } 48. d8=Q { [%clk 0:47:56] } 48... Rc5 { [%clk 0:01:11] } 49. Qa8+ { 1-0 White wins. } { [%clk 0:48:16] } 1-0