[Event "1st American Chess Congress"] [Site "New York, NY USA"] [Date "1857.11.03"] [Round "4.6"] [White "Louis Paulsen (?)"] [Black "Paul Morphy (?)"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C48"] [Opening "Four Knights Game: Spanish Variation, Classical Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 { C48 Four Knights Game: Spanish Variation, Classical Variation } 5. O-O O-O 6. Nxe5 Re8?! { (-0.09 → 0.46) Inaccuracy. Nxe5 was best. } (6... Nxe5 7. d4 Bd6 8. f4 Neg4 9. e5 Bb4 10. f5 d6 11. exf6 Nxf6 12. Bd3 d5 13. a3 Bxc3 14. bxc3 c6 15. Bg5 h6 16. Bxf6) 7. Nxc6 dxc6 8. Bc4 b5 9. Be2 Nxe4 10. Nxe4 Rxe4 11. Bf3 Re6 12. c3 Qd3 13. b4 Bb6 14. a4?! { (0.00 → -0.59) Inaccuracy. Re1 was best. } (14. Re1 Rxe1+ 15. Qxe1 Bd7 16. Qf1 Qf5 17. Bb2 Re8 18. d4 a5 19. bxa5 Bxa5 20. Qd1 Bb6 21. Ba3 Ba5 22. Bb2) 14... bxa4 15. Qxa4 Bd7? { (-0.90 → 0.24) Mistake. Bb7 was best. } (15... Bb7 16. Qd1 Rae8 17. h3 Ba6 18. Rxa6 Qxa6 19. Bg4 R6e7 20. d4 Qc4 21. Bd2 Qd3 22. Bf3 Re6 23. Qc1 a5 24. bxa5 Bxa5 25. Rd1) 16. Ra2? { (0.24 → -1.05) Mistake. Qa6 was best. } (16. Qa6 Qxa6 17. Rxa6 Rae8 18. Bg4 Bc8 19. Ra1 Rf6 20. Bf3 Bf5 21. d4 Bd3 22. Bg5 Bxf1 23. Bxf6 Be2 24. Be5 Bxf3 25. gxf3 f6) 16... Rae8?! { (-1.05 → -0.37) Inaccuracy. Rf6 was best. } (16... Rf6 17. Qd1 Re8 18. Ra1 c5 19. bxc5 Bxc5 20. Bb2 Rh6 21. h3 Rg6 22. Ba3 Bb6 23. Kh2 Bb5 24. Re1 Bxf2 25. Rxe8+ Bxe8 26. Qe2) 17. Qa6 Qxf3 18. gxf3 Rg6+ 19. Kh1 Bh3 20. Rd1?? { (-2.48 → Mate in 6) Checkmate is now unavoidable. Qd3 was best. } (20. Qd3 f5 21. Rd1 Bg2+ 22. Kg1 Bxf3+ 23. Kf1 Bxd1 24. h4 Be2+ 25. Qxe2 Rg1+ 26. Kxg1 Rxe2 27. Kg2 Rxf2+ 28. Kh3 Kf7 29. Ra3 Rf1) 20... Bg2+ 21. Kg1 Bxf3+ 22. Kf1 Bg2+ 23. Kg1 Bh3+ 24. Kh1 Bxf2?? { (Mate in 5 → -2.77) Lost forced checkmate sequence. Bg2+ was best. } (24... Bg2+ 25. Kg1 Be4+ 26. Kf1 Bf5 27. Qe2 Bh3+ 28. Ke1 Rg1#) 25. Qf1 Bxf1 26. Rxf1 Re2 27. Ra1 Rh6 28. d4?? { (-3.89 → -12.14) Blunder. Kg2 was best. } (28. Kg2 Bb6+ 29. Kf3 Rexh2 30. Ke4 R2h3 31. Bb2 Re6+ 32. Kf4 h5 33. d4 Re2 34. Rab1 g6 35. Ba1 Rhe3 36. Rf3 g5+ 37. Kg3 Re4) 28... Be3 { White resigns. } 0-1