[Event "2023 U.S. Chess Championship"] [Site "Saint Louis, United States"] [Date "2023.10.16"] [Round "10.6"] [White "Tang, Andrew"] [Black "Swiercz, Dariusz"] [Result "1-0"] [WhiteElo "2523"] [BlackElo "2640"] [Annotator "GM Elshan Moradiabadi"] [Variant "From Position"] [ECO "?"] [Opening "?"] [StudyName "2023 U.S. Championship rds 10-11 + Yip annotations"] [ChapterName "Tang, Andrew - Swiercz, Dariusz"] [ChapterURL "https://lichess.org/study/Q3zMf6GZ/yr7K6h71"] [FEN "2r3k1/5pp1/p2rp2p/p2p3q/1P1P2R1/2P2R1P/3Q1PP1/6K1 w - - 0 38"] [SetUp "1"] [Orientation "white"] 38. Qf4 Rd7?? { Swiercz underestimates White's attack. } (38... e5 39. dxe5 Re6 40. bxa5 Rc4) 39. Rfg3 f5 40. Rg6 Kh7 41. Qe5 Rcc7 42. Rxe6 axb4 43. cxb4 { Black's king is totally exposed. Tang converted masterfully. } 43... Rb7 44. Re8 Rxb4 45. Rc3 Qg6 46. Rcc8 Rb1+ 47. Kh2 Qd6 48. Rh8+ Kg6 49. Rc6 Qxc6 50. Qe8+ Kg5 51. f4+ Kxf4 52. Qe5+ Kg5 53. h4+ Kxh4 54. Qf4+ Kh5 55. Qxf5+ g5 56. Qh3+ Kg6 57. Rxh6+ { 1-0 White wins. } 1-0