[Event "2023 US Open Championships"] [Site "Grand Rapids"] [Round "4"] [White "Jason Liang"] [Black "Seth Homa"] [Result "1-0"] [WhiteElo "2594"] [BlackElo "2336"] [TimeControl "40/100, SD/30, inc/30"] [Board "7"] [Annotator "JJ Lang"] [Variant "Standard"] [ECO "C79"] [Opening "Ruy Lopez: Morphy Defense, Steinitz Deferred"] [UTCDate "2023.08.02"] [UTCTime "14:37:00"] [Source "https://lichess.org/study/bGhelHiK/DOdF0fp3"] [Orientation "white"] 1. e4 { [%eval 0.36] [%clk 1:40:55] } 1... e5 { [%eval 0.35] [%clk 1:40:41] } 2. Nf3 { [%eval 0.29] [%clk 1:41:15] } 2... Nc6 { [%eval 0.32] [%clk 1:40:56] } 3. Bb5 { [%eval 0.34] [%clk 1:41:31] } 3... a6 { [%eval 0.37] [%clk 1:41:14] } 4. Ba4 { [%eval 0.31] [%clk 1:41:51] } 4... Nf6 { [%eval 0.37] [%clk 1:41:31] } 5. O-O { [%eval 0.29] [%clk 1:42:06] } 5... d6 { [%eval 0.4] [%clk 1:41:32] } 6. Bxc6+ { [%eval 0.32] [%clk 1:36:18] } 6... bxc6 { [%eval 0.41] [%clk 1:41:08] } 7. Re1 { [%eval 0.4] [%clk 1:35:11] } 7... Bg4 { [%eval 0.52] [%clk 1:40:40] } 8. d4 { [%eval 0.28] [%clk 1:30:15] } 8... exd4 { [%eval 0.29] [%clk 1:40:42] } 9. Qxd4 { [%eval 0.4] [%clk 1:29:43] } 9... Bxf3 { [%eval 0.37] [%clk 1:40:55] } 10. gxf3 { [%eval 0.13] [%clk 1:28:59] } 10... Be7 { [%eval 0.14] [%clk 1:40:59] } 11. e5 { [%eval 0.15] [%clk 1:26:40] } 11... Nd5 { [%eval 0.06] [%clk 1:21:51] } 12. Nc3 { [%eval 0.1] [%clk 1:19:03] } 12... Nxc3 { [%eval 0.03] [%clk 1:17:09] } 13. Qxc3 { [%eval 0.2] [%clk 1:18:16] } 13... O-O { [%eval 0.12] [%clk 1:17:06] } 14. Bf4 { [%eval 0.0] [%clk 1:12:54] } 14... Qd7 { [%eval -0.03] [%clk 1:14:44] } 15. Rad1 { [%eval 0.0] [%clk 1:10:38] } 15... d5 { [%eval 0.0] [%clk 1:09:58] } 16. Qd3 { [%eval 0.0] [%clk 1:09:01] } 16... Qe6 { [%eval -0.03] } 17. Kh1 { [%eval -0.22] [%clk 1:09:01] } 17... Rab8 { [%eval 0.01] } 18. b3 { [%eval 0.0] [%clk 1:09:01] } 18... Rb4 { [%eval -0.05] } 19. Bg3 { [%eval -0.02] [%clk 1:09:01] } 19... h5 { [%eval 0.28] } 20. c3 { [%eval 0.17] [%clk 1:09:01] } 20... Rbb8 { [%eval 0.27] } 21. Rg1 { [%eval 0.24] [%clk 1:09:01] } 21... f5?! { [%eval 1.04] } { Too ambitious. } 22. Bf4! { [%eval 1.18] } { Now, Black's pieces are all locked out. } { [%clk 1:09:01] } (22. exf6? { If White was following "Reddit rules" and had to capture en passant, the position would be fine, as Black could use the open f-file to create counterplay. } 22... Qxf6 23. Rde1 Bd6 24. Bxd6 cxd6 25. Rg6 Qxf3+ 26. Qxf3 Rxf3 27. Re7 Rxf2 28. Rgxg7+ $10) 22... Kh7 { [%eval 0.98] } 23. Qxa6! { [%eval 1.0] } { White had to weigh the possibility that giving Black the half-open a-file would allow for more activity, but correctly determined that he had too many kingside weaknesses to launch a meaningful pawn-grabbing expedition on the queenside. } { [%clk 1:09:01] } 23... Ra8 { [%eval 0.95] } 24. Qe2 { [%eval 0.96] [%clk 1:09:01] } 24... c5 { [%eval 0.95] } 25. Bg5 { [%eval 1.11] } { White's rook wants to invade the dark squares. } { [%clk 1:09:01] } 25... Bxg5 { [%eval 0.96] } 26. Rxg5 { [%eval 0.86] [%clk 1:09:01] } 26... g6 { [%eval 1.0] } 27. f4 { [%eval 1.22] [%clk 1:09:01] } 27... d4 { [%eval 0.81] } 28. cxd4?! { [%eval 0.78] } { This might give Black too much wiggle room. } { [%clk 1:09:01] } (28. Qf3! { A little prophylaxis, stopping Black's queen from centralizing while keeping the threats on the h-file alive. }) 28... Rfd8?? { [%eval 2.96] } (28... Qd5+! 29. Rg2 (29. Kg1 cxd4 30. Rd3 Rg8! { but only if he can find this move, slowing down the threat of Rg5xh5+. } 31. a4 Rg7 32. Rdg3 Qc6 $13) 29... cxd4 30. f3 c5 31. Qd3 Rf7 32. Rc2 Rfa7 33. Rdd2 Qd8 34. Kg2 Qh4 35. Rxc5) 29. d5! { [%eval 2.97] [%clk 1:09:01] } 29... Rxd5 { [%eval 2.89] } 30. Rdg1 { [%eval 3.16] } { With the threat of Rg5xh5 followed by Qe2xh5 and Qh5-f7+! } { [%clk 1:09:01] } 30... Rd4 { [%eval 3.6] } 31. Qf3 { [%eval 3.37] [%clk 1:09:01] } 31... Rxa2 { [%eval 5.25] } (31... Rg8 32. Qxh5+ gxh5 33. Rxh5+ Qh6 34. Rxh6+ Kxh6 35. Rxg8 $18) 32. Rxh5+ { [%eval 5.51] [%clk 1:09:01] } 32... Kg7 { [%eval 5.41] } 33. Rhg5 { [%eval 2.96] [%clk 1:09:01] } 33... Ra6 { [%eval 3.33] } 34. h4 { [%eval 3.67] [%clk 1:09:01] } 34... Qc6 { [%eval 3.19] } 35. Qxc6 { [%eval 3.72] [%clk 1:09:01] } 35... Rxc6 { [%eval 3.9] } 36. h5 { [%eval 3.84] [%clk 1:09:01] } 36... Rxf4 { [%eval 4.01] } 37. Rxg6+ { [%eval 4.2] [%clk 1:09:01] } 37... Rxg6 { [%eval 3.97] } 38. Rxg6+ { [%eval 4.33] [%clk 1:09:01] } 38... Kf7 { [%eval 4.18] } 39. Kg2 { [%eval 4.22] [%clk 1:09:01] } 39... Rb4 { [%eval 4.16] } 40. Rf6+ { [%eval 4.44] [%clk 1:09:01] } 40... Ke7 { [%eval 4.44] } 41. h6 { [%eval 4.42] [%clk 1:09:01] } 41... Rxb3 { [%eval 4.46] } 42. h7 { [%eval 4.98] [%clk 1:09:01] } 42... Rb8 { [%eval 5.0] } 43. Rh6 { [%eval 4.87] [%clk 1:09:01] } 43... Rh8 { [%eval 4.54] } 44. Kf3 { [%eval 5.31] [%clk 1:09:01] } 44... c4 { [%eval 5.51] } 45. Ke3 { [%eval 4.15] [%clk 1:09:01] } 45... Kf7 { [%eval 5.4] } 46. Rc6 { [%eval 5.81] [%clk 1:09:01] } 46... Re8 { [%eval 6.0] } 47. Kf4 { [%eval 5.92] [%clk 1:09:01] } 47... Kg7 { [%eval 6.06] } 48. Rxc7+ { [%eval 6.52] [%clk 1:09:01] } 48... Kh8 { [%eval 6.66] } 49. Rxc4 { [%eval 5.97] [%clk 1:09:01] } 49... Kxh7 { [%eval 6.46] } 50. Rc7+ { [%eval 6.62] [%clk 1:09:01] } 50... Kg6 { [%eval 6.25] } 51. Rc6+ { [%eval 6.59] [%clk 1:09:01] } 1-0