[Event "XXXIX Amigos Ajedrez Arag."] [Site "https://lichess.org/pbI1rNo8"] [Date "2021.10.31"] [White "Nezhemetdinov2"] [Black "Onam2101"] [Result "1-0"] [UTCDate "2021.10.31"] [UTCTime "09:59:45"] [WhiteElo "1930"] [BlackElo "2060"] [WhiteRatingDiff "+147"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "420+3"] [ECO "B07"] [Opening "Pirc Defense: Byrne Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d6 2. Nc3 Nf6 3. d4 g6 4. Bg5 { B07 Pirc Defense: Byrne Variation } Bg7 5. Qd2 c6 6. Bd3 Nbd7 7. Bh6 Bxh6 8. Qxh6 Qa5? { (0.14 → 1.25) Mistake. Qb6 was best. } (8... Qb6 9. Nge2 e5 10. O-O exd4 11. Nb1 Qxb2 12. Nd2 Qb6 13. Rae1 Qc5 14. f4 Qh5 15. Qxh5) 9. O-O-O?! { (1.25 → 0.62) Inaccuracy. Nf3 was best. } (9. Nf3 Qh5 10. Qd2 Qa5 11. h3 O-O 12. Qh6 Qh5 13. Qe3 Qa5 14. O-O e5 15. Qh6 exd4) 9... b5 10. Kb1 Nb6 11. e5?! { (0.87 → 0.31) Inaccuracy. Nf3 was best. } (11. Nf3) 11... b4 12. Ne4 Nxe4?! { (0.16 → 1.01) Inaccuracy. dxe5 was best. } (12... dxe5 13. Ne2) 13. Bxe4 d5 14. Qg7 Rf8 15. Bd3 Nc4?! { (0.36 → 1.10) Inaccuracy. Na4 was best. } (15... Na4) 16. Ne2 Be6 17. Nf4?! { (0.98 → 0.38) Inaccuracy. Qxh7 was best. } (17. Qxh7 Qb6 18. h4 Kd7 19. Qh6 a5 20. Bxc4 dxc4 21. Nf4 c3 22. d5 Bf5 23. e6+ Kc7) 17... O-O-O?? { (0.38 → 4.12) Blunder. Rb8 was best. } (17... Rb8 18. Qh6) 18. Nxe6 fxe6 19. Qxe7 Rde8 20. Qh4?? { (3.88 → 1.29) Blunder. Qxh7 was best. } (20. Qxh7 g5) 20... Rf7 21. f4?! { (1.34 → 0.53) Inaccuracy. Qg3 was best. } (21. Qg3 Qb6) 21... Ref8?! { (0.53 → 1.56) Inaccuracy. Ne3 was best. } (21... Ne3 22. Rdg1 Qb6 23. f5 Nxf5 24. Bxf5 gxf5 25. Rc1 Kb8 26. c4 Rd7 27. cxd5 Rxd5 28. Rc4) 22. Qg4 Kd7 23. g3?? { (1.36 → -0.50) Blunder. Qh3 was best. } (23. Qh3 Rxf4) 23... Qd8?? { (-0.50 → 8.25) Blunder. Ne3 was best. } (23... Ne3 24. Qe2 Nxd1 25. Rxd1 Qb6 26. h4 a5 27. h5 Rg7 28. Qe3 a4 29. Kc1 a3 30. b3) 24. Bxc4 dxc4 25. Qe2?! { (7.76 → 5.36) Inaccuracy. d5 was best. } (25. d5 Rf5) 25... c3 26. d5 exd5?! { (5.83 → 8.30) Inaccuracy. cxd5 was best. } (26... cxd5 27. Qb5+ Kc8 28. Qc6+ Rc7 29. Qxe6+ Qd7 30. Qxd5 Qxd5 31. Rxd5 g5 32. Rd4 a5 33. Rf1) 27. e6+ Kc7 28. exf7 Rxf7 29. Qa6 Kd6 30. Rhe1 cxb2 31. Re5 g5? { (9.82 → Mate in 5) Checkmate is now unavoidable. Qb6 was best. } (31... Qb6) 32. Rde1?! { (Mate in 5 → 10.27) Lost forced checkmate sequence. Rdxd5+ was best. } (32. Rdxd5+ Kc7 33. Qxa7+ Kc8 34. Rxd8+ Kxd8 35. Qxf7 Kc8 36. Re8#) 32... gxf4?! { (10.27 → Mate in 5) Checkmate is now unavoidable. Kc5 was best. } (32... Kc5 33. f5) 33. Re6+ Kc5 34. Qxc6+ Kd4 35. Rd1# { White wins by checkmate. } 1-0