[Event "TORNEO PREMUNDIAL LEONIDSTEIN"] [Site "https://lichess.org/kJ9xRNR2"] [Date "2022.06.05"] [White "huaquillense2010"] [Black "sanchezchess"] [Result "0-1"] [UTCDate "2022.06.05"] [UTCTime "01:34:02"] [WhiteElo "1903"] [BlackElo "1927"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+18"] [Variant "Standard"] [TimeControl "2400+0"] [ECO "D85"] [Opening "Grünfeld Defense: Exchange Variation, Modern Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 { D85 Grünfeld Defense: Exchange Variation, Modern Exchange Variation } O-O?! { (0.00 → 0.64) Inaccuracy. c5 was best. } (7... c5 8. Bb5+ Nc6 9. O-O O-O 10. Be3 Bg4 11. Bxc6 bxc6 12. Rc1) 8. Be3 c5 9. Bc4 Nc6 10. O-O cxd4 11. cxd4 Bg4 12. e5 Bxf3 13. gxf3 e6 14. Kh1?! { (0.14 → -0.80) Inaccuracy. f4 was best. } (14. f4) 14... Qh4 15. f4 Rad8 16. Bb5?? { (-1.46 → -5.08) Blunder. Rg1 was best. } (16. Rg1 Rxd4) 16... Nxd4 17. Bxd4?! { (-4.53 → -7.24) Inaccuracy. Be2 was best. } (17. Be2 Nf3 18. Bxf3 Rxd1 19. Raxd1 Bh6 20. Rd4 Rd8 21. Ra4 b5 22. Re4 Qh3 23. Bg2 Qh5) 17... Qxf4 18. Be3 Qe4+ 19. f3 Qxe3 20. Qe1 Qxe5 21. Qb4 Rd4 22. Qb2 Qh5 23. a4 Rh4 24. Qf2 Bxa1 25. Rxa1 Rf4 26. Rf1 { White offers draw } 26... Rd8 27. Qg3 e5 28. Qf2 a6 29. Qb6 Rd2 30. Rf2 Rxf2?! { (Mate in 10 → -12.56) Lost forced checkmate sequence. Rd1+ was best. } (30... Rd1+ 31. Bf1 Rxf3 32. Qf6 Rxf6 33. Rxf6 Qh4 34. Rf3 e4 35. Rg3 Qf4 36. Rg1 Rxf1 37. h3) 31. Qxf2 axb5 32. axb5 Qxf3+ 33. Qxf3 Rxf3 34. b6 e4 35. h4?! { (-63.77 → Mate in 5) Checkmate is now unavoidable. Kg2 was best. } (35. Kg2 Kf8) 35... Rf2 36. h5 e3 37. hxg6 e2 38. gxh7+ Kh8 39. Kg1 e1=Q# { Black wins by checkmate. } 0-1