[Event "U.S. SuperNationals Chess Championships 2025"] [Site "Orlando"] [Date "2025.05.10"] [Round "05"] [White "Patrick Peijun Liu"] [Black "Karthi, Jashith"] [Result "1/2-1/2"] [WhiteElo "2288"] [BlackElo "2195"] [TimeControl "5400+10"] [Variant "Standard"] [ECO "B30"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"] [StudyName "SuperNationals VIII: Friday and Saturday"] [ChapterName "Patrick Peijun Liu - Karthi, Jashith"] [ChapterURL "https://lichess.org/study/laIJe6NX/9PfaP00z"] [Annotator "https://lichess.org/@/ChessLifeOnline"] [Orientation "white"] 1. e4 { [%clk 1:30:00] } 1... c5 { [%clk 1:29:29] } 2. Nf3 { [%clk 1:30:00] } 2... Nc6 { [%clk 1:29:02] } 3. Bb5 { [%clk 1:29:59] } 3... e5 { [%clk 1:28:44] } 4. Bxc6 { [%clk 1:27:05] } 4... dxc6 { [%clk 1:28:41] } 5. d3 { [%clk 1:25:51] } 5... Bd6 { [%clk 1:27:03] } 6. h3 { [%clk 1:25:18] } 6... Ne7 { [%clk 1:25:28] } 7. Nbd2 { [%clk 1:23:49] } 7... Bc7 { [%clk 1:21:39] } 8. O-O { [%clk 1:21:30] } 8... O-O { [%clk 1:21:17] } 9. b3 { [%clk 1:18:35] } 9... b6 { [%clk 1:19:59] } 10. Kh1 { [%clk 1:12:47] } 10... f6 { [%clk 1:16:55] } 11. Nc4 { [%clk 1:07:52] } 11... Qe8 { [%clk 1:13:49] } 12. Ng1 { [%clk 1:03:02] } 12... Be6 { [%clk 1:10:16] } 13. Ne3 { [%clk 1:01:22] } 13... Rd8 { [%clk 1:08:15] } 14. Qe2 { [%clk 0:56:12] } 14... Qd7 { [%clk 1:07:40] } 15. Bb2 { [%clk 0:48:14] } 15... Ng6 { [%clk 1:06:16] } 16. Rae1 { [%clk 0:46:50] } 16... Nf4 { [%clk 1:06:04] } 17. Qd1 { [%clk 0:44:19] } 17... Qc8 { [%clk 0:54:54] } 18. Kh2 { [%clk 0:41:07] } 18... Rf7 { [%clk 0:51:53] } 19. Ne2 { [%clk 0:36:32] } 19... b5 { [%clk 0:51:03] } 20. Qb1 { [%clk 0:29:08] } 20... c4 { [%clk 0:34:58] } 21. dxc4 { [%clk 0:28:59] } 21... Bxh3! { A beautiful moment by Jashith, but it has to be executed precisely until the end... } { [%clk 0:29:46] } 22. Ng1 { [%clk 0:27:51] } 22... Bxg2 { [%clk 0:24:30] } 23. Nxg2 { [%clk 0:27:43] } 23... Qg4 { [%clk 0:24:24] } 24. Nxf4 { [%clk 0:27:13] } 24... exf4 { [%clk 0:24:24] } 25. f3 { Now comes the tricky part: how to bring more pieces to help mate the white queen? Any delay will allow White's rook to cover the second rank. } { [%clk 0:26:19] } 25... Qg3+ { [%clk 0:24:24] } 26. Kh1 { [%clk 0:26:19] } 26... Qh4+ { [%clk 0:18:42] } 27. Kg2 { [%clk 0:26:19] } 27... Rd2+?? { This lets go of the win. } { [%clk 0:18:12] } (27... f5! { This has to happen to bring in the rooks! } 28. exf5?? (28. Rd1) (28. e5 Re7 { It took me a while to wing this on stream, but it is the only way to get the rook into play! } 29. Re2 (29. e6 Rd2+! { now! } 30. Re2 Qg3+ 31. Kh1 Rxe6!! { [%cal Ge6h6,Gd2h2,Gg3h2] }) 29... Qg3+ 30. Kh1 Re6 31. Rff2 Bb6 { [%cal Gb6g1] } 32. Rg2 Rh6+ 33. Rh2 Rxh2+ 34. Rxh2 Bxg1 35. Qxg1 Qxf3+ 36. Rg2 Rd1) 28... Qg3+ 29. Kh1 Rxf5 { [%cal Gf5h5] }) 28. Re2 { Now Black has to accept that it is just a draw! } { [%clk 0:25:57] } 28... Qg3+ { [%clk 0:18:04] } 29. Kh1 { [%clk 0:25:57] } 29... Rxe2 { [%clk 0:15:18] } 30. Nxe2 { [%clk 0:25:57] } 30... Qh3+ { [%clk 0:14:53] } 31. Kg1 { [%clk 0:25:57] } 31... f5 { [%clk 0:11:42] } 32. e5 { [%clk 0:24:51] } 32... Bb6+ { [%clk 0:09:41] } 33. Bd4 { [%clk 0:24:28] } 33... Bxd4+ { [%clk 0:09:34] } 34. Nxd4 { [%clk 0:24:28] } 34... Qg3+ { [%clk 0:09:34] } 35. Kh1 { [%clk 0:24:28] } 35... Qh4+ { [%clk 0:09:03] } 36. Kg1 { [%clk 0:24:23] } 36... Qg3+ { [%clk 0:07:58] } 37. Kh1 { [%clk 0:24:23] } 37... Rf6 { [%clk 0:07:02] } 38. exf6 { [%clk 0:24:14] } 38... Qh3+ { [%clk 0:07:02] } 39. Kg1 { [%clk 0:24:14] } 39... Qg3+ { [%clk 0:07:02] } 40. Kh1 { [%clk 0:24:14] } 40... Qh3+ { Draw. } { [%clk 0:07:02] } 1/2-1/2