[Event "22N08"] [Site "https://lichess.org/study/aJvcBgxN/NjqF7np5"] [Date "2023.02.08"] [White "Kuspa, Joe"] [Black "Rogatsky, Michael"] [Result "1-0"] [WhiteElo "2115"] [BlackElo "2100"] [Annotator "Kuspa, Joe"] [Variant "Standard"] [ECO "B96"] [Opening "Sicilian Defense: Najdorf Variation, Polugaevsky Variation"] [Source "https://lichess.org/study/aJvcBgxN/NjqF7np5"] [Orientation "white"] { [%evp 0,59,28,25,43,43,72,59,58,33,33,34,55,69,68,20,51,15,15,8,24,24,31,31, 31,59,1,-8,2,3,8,-47,28,36,38,50,92,31,40,31,69,73,69,47,70,84,65,65,156,203, 196,208,264,319,339,351,351,380,394,403,29987,29988] } 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 b5 8. e5 dxe5 9. fxe5 Qc7 10. exf6 Qe5+ 11. Be2 Qxg5 12. O-O Ra7 13. Qd3 Rd7 14. Ne4 $18 Qe5 15. Nf3 Qc7 16. Qe3 g6 17. c4 b4 18. c5 Bb7 19. Nd6+ Bxd6 20. cxd6 Rxd6 (20... Qxd6 21. Rad1 (21. Rfd1 Qc7 22. Ne5 Rd5 23. Rxd5 Bxd5 24. Rc1 Qd8 $18) 21... Qc7 22. Ne5 Rxd1 23. Rxd1 (23. Bxd1 { Threatening Ba4+ }) 23... Nc6 24. Nc4 $18) 21. Rac1 Qb6 (21... Qd8 22. Qa7 Rd7 (22... Bd5? 23. Rc8! Qxc8 24. Qe7#) 23. Ne5 Rc7 24. Bf3 $18) (21... Qd7 22. Ne5 Qd8 23. Qa7 $18) 22. Qxb6 Rxb6 23. Rc7 Nc6 24. Rd1 O-O (24... b3 25. a3 $18) 25. Rd6 Rd8 (25... Rb8 26. Ng5 $18) 26. Rxd8+ Nxd8 27. Rd7 Nc6 28. Ne5 h5 29. Nxf7 Ba8 (29... Bc8 30. Nh6+ Kf8 31. Rh7 $18) (29... Kh7 30. Ng5+ Kh6 31. h4 $18 { Checkmate follows. }) (29... Nb8 30. Nh6+ Kh8 31. Rd8+ Kh7 32. f7 Kxh6 33. f8=Q+ $18) 30. Ng5 { It is mate in no more than six moves: } (30... Rb7 31. f7+ Kg7 32. Nxe6+ Kf6 33. f8=Q+ Ke5 (33... Kxe6 34. Qf7+ Ke5 35. Rd5+ Ke4 36. Qf3#) 34. Bc4 g5 35. Qc5+ Kf6 (35... Ke4 36. Bd3#) 36. Qxg5#) 1-0