[Event "USA-01.Kongress"] [Site "New York, NY USA"] [Date "1857.10.29"] [Round "4.1"] [White "Paul Morphy"] [Black "Louis Paulsen"] [Result "1-0"] [GameId "7WyPrIZk"] [WhiteElo "2660"] [BlackElo "2550"] [Variant "Standard"] [TimeControl "-"] [ECO "B40"] [Opening "Sicilian Defense: Paulsen-Basman Defense"] [Termination "Unknown"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.25] } 2. d4 { [%eval 0.05] } 2... cxd4 { [%eval 0.04] } 3. Nf3 { [%eval 0.05] } 3... e6 { [%eval 0.29] } 4. Nxd4 { [%eval 0.33] } 4... Bc5 { [%eval 0.6] } { B40 Sicilian Defense: Paulsen-Basman Defense } 5. Nb3 { [%eval 0.33] } 5... Bb6 { [%eval 0.43] } 6. Nc3 { [%eval 0.43] } 6... Ne7 { [%eval 0.45] } 7. Bf4 { [%eval 0.3] } 7... O-O?! { (0.30 → 0.95) Inaccuracy. d5 was best. } { [%eval 0.95] } (7... d5 8. Qh5 O-O 9. O-O-O Nd7 10. exd5 Nf6 11. Qf3 Nfxd5 12. Bc4) 8. Bd6 { [%eval 1.3] } 8... f5 { [%eval 1.65] } 9. e5 { [%eval 1.72] } 9... a6 { [%eval 1.73] } 10. Be2 { [%eval 1.61] } 10... Nbc6 { [%eval 1.44] } 11. O-O?! { (1.44 → 0.53) Inaccuracy. f4 was best. } { [%eval 0.53] } (11. f4 Be3) 11... Rf7 { [%eval 0.8] } 12. Kh1 { [%eval 0.37] } 12... f4?! { (0.37 → 0.94) Inaccuracy. Bc7 was best. } { [%eval 0.94] } (12... Bc7) 13. Ne4 { [%eval 0.65] } 13... Nf5 { [%eval 0.94] } 14. Bh5 { [%eval 0.73] } 14... g6 { [%eval 1.07] } 15. Bg4?! { (1.07 → 0.38) Inaccuracy. Bf3 was best. } { [%eval 0.38] } (15. Bf3 a5) 15... Ng7?? { (0.38 → 2.14) Blunder. Nxd6 was best. } { [%eval 2.14] } (15... Nxd6 16. Nxd6) 16. Qf3?! { (2.14 → 1.02) Inaccuracy. c4 was best. } { [%eval 1.02] } (16. c4 Bc7 17. Nd4 Ne8 18. c5 Qh4 19. Nxc6 bxc6 20. Bxc7 Nxc7 21. Bf3 Nd5) 16... h5?! { (1.02 → 1.83) Inaccuracy. Ne8 was best. } { [%eval 1.83] } (16... Ne8 17. Qc3 Bc7 18. Rad1 Bxd6 19. exd6 Rb8 20. Nbc5 Nf6 21. Bf3 Nxe4 22. Bxe4) 17. Bh3 { [%eval 1.76] } 17... Qh4?! { (1.76 → 2.59) Inaccuracy. Ne8 was best. } { [%eval 2.59] } (17... Ne8 18. Rae1 Nxd6 19. Nxd6 Rf8 20. g4 Qh4 21. gxh5 Qxh5 22. Bg4 Qh4 23. Nd2) 18. Nf6+ { [%eval 2.54] } 18... Kh8 { [%eval 2.73] } 19. Qe4?! { (2.73 → 1.96) Inaccuracy. Qd3 was best. } { [%eval 1.96] } (19. Qd3 Qg5 20. Nd2 Qh6 21. g4 hxg4 22. Nxg4 Qh5 23. Nf6 Nxe5 24. Nxh5 Nxd3) 19... Qg5 { [%eval 1.95] } 20. g3 { [%eval 2.03] } 20... f3?! { (2.03 → 3.08) Inaccuracy. fxg3 was best. } { [%eval 3.08] } (20... fxg3 21. f4 Qh6 22. Qd3 Bd8 23. Nc5 Bxf6 24. exf6 Ne8 25. Ne4 b5 26. Bg2) 21. Nd2 { [%eval 3.09] } 21... Bd8 { [%eval 2.96] } 22. Nxf3 { [%eval 3.0] } 22... Qh6 { [%eval 3.06] } 23. Rg1 { [%eval 2.59] } 23... Bxf6 { [%eval 2.89] } 24. exf6 { [%eval 2.92] } 24... Ne8 { [%eval 3.46] } 25. Bf4 { [%eval 3.51] } 25... Nxf6 { [%eval 3.72] } 26. Qxc6 { [%eval 3.75] } 26... Qxf4 { [%eval 3.78] } 27. Qxc8+ { [%eval 3.78] } 27... Rxc8 { [%eval 3.8] } 28. gxf4 { [%eval 3.73] } 28... Rxc2 { [%eval 3.77] } 29. Rac1 { [%eval 3.47] } 29... Rxf2 { [%eval 3.94] } 30. Rc8+ { [%eval 3.62] } 30... Ng8? { (3.62 → 5.90) Mistake. Kh7 was best. } { [%eval 5.9] } (30... Kh7 31. Ng5+ Kg7 32. Nxf7 Kxf7 33. Rb1 Nd5 34. Bf1 Ke7 35. Kg1 Rxf4 36. Rcc1) 31. Ne5 { [%eval 5.67] } 31... Rg7 { [%eval 5.94] } 32. Nxg6+ { [%eval 5.95] } 32... Kh7 { [%eval 5.51] } 33. Nf8+ { [%eval 5.55] } 33... Kh6 { [%eval 5.61] } 34. Nxd7 { [%eval 5.38] } 34... Rxd7 { [%eval 6.74] } 35. Rcxg8 { [%eval 6.19] } 35... Rxf4?! { (6.19 → 8.49) Inaccuracy. Re2 was best. } { [%eval 8.49] } (35... Re2 36. R8g6+ Kh7 37. Bxe6 Rxe6 38. Rxe6 Rf7 39. Rb6 Rxf4 40. Rxb7+ Kh6 41. Rb6+) 36. Bxe6 { [%eval 7.47] } 36... Re7? { (7.47 → Mate in 4) Checkmate is now unavoidable. Rdf7 was best. } { [%eval #4] } (36... Rdf7 37. Bxf7 Rxf7 38. Rh8+ Rh7 39. Rxh7+ Kxh7 40. h4 Kh6 41. Rg2 a5 42. Kg1) 37. R8g6+ { [%eval #3] } 37... Kh7 { [%eval #3] } 38. Bg8+ { [%eval #2] } 38... Kh8 { [%eval #2] } 39. Rh6+ { [%eval #1] } 39... Rh7 { [%eval #1] } 40. Rxh7# { White wins. } 1-0