[Event "President’s Cup 2025"] [Site "Richardson, Texas"] [Date "2025.04.05"] [Round "1"] [White "Fus, Jakub"] [Black "Cordova, Emilio"] [Result "0-1"] [WhiteElo "2441"] [BlackElo "2514"] [Annotator "Root, Doug and Alexey"] [Variant "Standard"] [ECO "A13"] [Opening "English Opening: Agincourt Defense"] [StudyName "2025 President's Cup"] [ChapterName "Fus, Jakub - Cordova, Emilio"] [ChapterURL "https://lichess.org/study/BffHJTxC/F8NK9HTd"] [Orientation "white"] { Annotations by Dr. Alexey Root, WIM and Dr. Doug Root, IM. } 1. c4 e6 2. Nc3 b6 3. d4 Bb4 4. e3 Bb7 5. Ne2 f5 6. a3 Bd6 { Normally, one doesn't put a bishop on d6 in front of a pawn on d7, because it might block a light-squared bishop on c8. Since the light-squared bishop has been fianchettoed, however, it is okay to put the dark-squared bishop on d6. } 7. d5 Nf6 8. g3 Na6 9. Bg2 Nc5 10. O-O a5 { Black threatens .. a5-a4 to fix White's pawns. For example, after ... a5-a4, White can't play b2-b4 without Black getting the chance to take en passant (... a4xb3). } 11. b3 O-O 12. Bb2 Qe7 13. Nb5 exd5 14. cxd5 Rae8 (14... Be5 { , challenging the b2-bishop, is preferable. }) 15. Nec3 Ba6 16. Qc2 (16. Re1 { breaks the pin. With the text move, the knight on b5 is pinned to the rook on f1 by the black bishop on a6. }) 16... Nce4 17. Nxd6 cxd6 18. Nxe4 fxe4 19. Bxf6? { White gives up a good bishop. } (19. Rfd1) 19... Qxf6 20. Rfd1 Bd3 21. Qd2 Re5 22. Qb2 Qf7 23. Rd2 Rxd5 24. b4 Rf5 25. Bf1 Bxf1 26. Rxf1 d5 27. bxa5 bxa5 28. Qb6 (28. Qa2 { is passive for White but ties Black's major pieces to defending the d-pawn. }) 28... h5 29. Qd6 Kh7 30. a4 Rc8 31. Rfd1 Rc6 32. Qb8 Rcf6 33. Rf1 Rf3 { This threatens ... Rf3xe3 because White can't recapture on e3 without losing the f1-rook. } 34. Qb3 R6f5 35. Qd1 h4 36. Kg2 Qe6 37. Qe2 Rh5 38. Rh1 h3+ 39. Kf1 Rhf5 40. Rg1 Qc6 41. Qd1 d4 42. g4 Rc5 43. Qb3 dxe3 { 0-1 Black wins. } 0-1