[Event "FRA-chT"] [Site "France"] [Date "1999.??.??"] [Round "6"] [White "John Nunn"] [Black "Igor Alexandre Nataf"] [Result "0-1"] [WhiteElo "2600"] [BlackElo "2481"] [Variant "Standard"] [TimeControl "-"] [ECO "B32"] [Opening "Sicilian Defense: Kalashnikov Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 { B32 Sicilian Defense: Kalashnikov Variation } 6. c4 Be7 7. N1c3 a6 8. Na3 f5 9. Bd3 f4 10. g3 Nf6 11. gxf4 exf4 12. Bxf4 O-O 13. Bg3 Ng4 14. Be2 Nxf2 15. Qd5+ Kh8 16. Bxf2 Nb4?? { (-1.13 → 2.32) Blunder. Rxf2 was best. } (16... Rxf2 17. Nc2 Qf8 18. O-O-O Bh3 19. Kb1 Bf6 20. Rhe1 Rxh2 21. Qd3 Bg2 22. Qxd6 Qxd6 23. Rxd6 Bxc3 24. bxc3) 17. Qh5 Rxf2 18. Kxf2? { (-1.59 → -3.59) Mistake. Rg1 was best. } (18. Rg1 Rf4 19. O-O-O Be6 20. Rdf1 Rh4 21. Qf3 Bf6 22. Qe3 Rxh2 23. Kb1 Qe7 24. Rf2 Rxf2 25. Qxf2 Rc8) 18... Bh4+ 19. Kg2 g6 20. Qf3 Qg5+ 21. Kf1?? { (-3.27 → -6.68) Blunder. Qg3 was best. } (21. Qg3 Bxg3 22. hxg3 Be6 23. Rab1 Rf8 24. Rbf1 Rxf1 25. Rxf1 Qd2 26. Nab1 Qxb2 27. Rd1 Nc2 28. Rxd6 Bxc4) 21... Bh3+ 22. Qxh3 Rf8+ 23. Bf3?? { (-6.69 → Mate in 9) Checkmate is now unavoidable. Qf3 was best. } (23. Qf3 Rxf3+ 24. Bxf3 Qe3 25. Kg2 Qf2+ 26. Kh3 Qxf3+ 27. Kxh4 h6 28. Rhg1 g5+ 29. Rxg5 hxg5+ 30. Kxg5 Qg2+) 23... Qe3 24. Qxh4 Nd3 25. Nd5 Qxf3+?? { (Mate in 7 → -5.93) Lost forced checkmate sequence. Rxf3+ was best. } (25... Rxf3+ 26. Kg2 Qe2+ 27. Kg1 g5 28. h3 gxh4 29. Rh2 Rg3+ 30. Kh1 Qxe4+ 31. Rg2 Qxg2#) 26. Kg1 Nf2 27. Kf1?? { (-6.62 → Mate in 7) Checkmate is now unavoidable. Nf6 was best. } (27. Nf6 Nh3+ 28. Qxh3 Qxh3 29. Rf1 Qe3+ 30. Kg2 Qg5+ 31. Kh3 Rxf6 32. Rhg1 Qe3+ 33. Rg3 Qh6+ 34. Kg2 Qd2+) 27... Qxh1+?! { (Mate in 7 → -12.67) Lost forced checkmate sequence. Nxe4+ was best. } (27... Nxe4+ 28. Kg1 g5 29. Qe1 Qg4+ 30. Qg3 Nxg3 31. Nf6 Rxf6 32. h3 Qd4+ 33. Kg2 Qf2#) 28. Ke2 Qxa1? { (-17.38 → -5.86) Mistake. Qf3+ was best. } { White resigns. } (28... Qf3+ 29. Kd2 Qd3+ 30. Ke1 Nxe4 31. Nf6 Qd2+ 32. Kf1 Rxf6+ 33. Qxf6+ Nxf6 34. Nb1 Qxb2 35. Nd2 Qxd2 36. a4) 0-1