[Event "123rd US Open Championship"] [Site "DeVos Place Convention Center"] [Date "2023-08-04"] [Round "7"] [White "Ormechea, John-Marc"] [Black "Smith, R. Daniel"] [Result "1-0"] [WhiteElo "1371"] [BlackElo "872"] [TimeControl "40/100;SD30;inc30"] [Termination "normal"] [Board "194"] [Annotator "Lichess"] [Variant "Standard"] [ECO "B15"] [Opening "Caro-Kann Defense: Campomanes Attack"] [StudyName "123rd US Open Championship"] [ChapterName "Round 7"] [ChapterURL "https://lichess.org/study/o3KzDSHb/aDizLs9g"] [Orientation "black"] 1. d4 { [%eval 0.0] } 1... d5 { [%eval 0.27] } 2. e4? { [%eval -0.87] } { Mistake. c4 was best. } (2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Qc2 Bd6) 2... c6? { [%eval 0.28] } { Mistake. dxe4 was best. } (2... dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 c6 6. Bd3 Bg4 7. Be3) 3. Nc3 { [%eval 0.27] } 3... Nf6 { [%eval 0.6] } 4. f3?! { [%eval -0.27] } { Inaccuracy. e5 was best. } (4. e5 Nfd7 5. Bd3 c5 6. e6 Nf6 7. exf7+ Kxf7 8. Nf3 Nc6) 4... e6 { [%eval 0.26] } 5. Be3 { [%eval 0.0] } 5... Bb4 { [%eval 0.51] } 6. e5 { [%eval 0.48] } 6... Nfd7 { [%eval 0.48] } 7. a3 { [%eval 0.64] } 7... Bxc3+ { [%eval 0.61] } 8. bxc3 { [%eval 0.69] } 8... Nb6 { [%eval 1.2] } 9. Qd2 { [%eval 0.88] } 9... N8d7 { [%eval 1.23] } 10. Bd3 { [%eval 0.95] } 10... Nc4 { [%eval 1.1] } 11. Bxc4 { [%eval 1.14] } 11... dxc4 { [%eval 1.12] } 12. Ne2 { [%eval 1.15] } 12... b5 { [%eval 1.19] } 13. O-O { [%eval 1.3] } 13... O-O { [%eval 1.29] } 14. Nf4 { [%eval 0.76] } 14... Nb6? { [%eval 2.07] } { Mistake. Qe8 was best. } (14... Qe8 15. Ne2 f6 16. exf6 Nxf6 17. Bf4 Qe7 18. Rfe1 Bd7 19. Bg5 Be8 20. Nf4 Bf7 21. Nh3) 15. Nh5 { [%eval 1.94] } 15... Nd5?! { [%eval 3.24] } { Inaccuracy. Qh4 was best. } (15... Qh4 16. g4 f6 17. exf6 gxf6 18. Bh6 Rf7 19. Rf2 Nd5 20. Rg2 Bb7 21. Qe1 Qxe1+ 22. Rxe1) 16. Bh6 { [%eval 3.32] } 16... gxh6?? { [%eval #3] } { Checkmate is now unavoidable. f5 was best. } (16... f5 17. Bxg7 Rf7 18. Qh6 Qa5 19. Qg5 Bb7 20. Nf6+ Nxf6 21. exf6 c5 22. Bh6+ Kh8 23. Qe3) 17. Qxh6 { [%eval #2] } 1-0