[Event "II Copa equipos UNTREF Ajedrez"] [Site "https://lichess.org/u4e3lt0o"] [Date "2020.08.28"] [White "GiocoPanno"] [Black "locodelsur"] [Result "0-1"] [UTCDate "2020.08.28"] [UTCTime "23:22:16"] [WhiteElo "1833"] [BlackElo "1954"] [WhiteRatingDiff "-37"] [BlackRatingDiff "+32"] [Variant "Standard"] [TimeControl "420+5"] [ECO "A00"] [Opening "Polish Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. b4 { A00 Polish Opening } a5 2. b5 b6 3. a4 Bb7 4. Bb2 Nf6 5. Nf3 g6 6. e3 Bg7 7. Be2 O-O 8. O-O d5 9. c4 Nbd7 10. cxd5 Nxd5 11. Bxg7 Kxg7 12. Qc2 Nb4 13. Qc3+ Kg8 14. d4 Rc8 15. Na3 c5 16. Qb3?! { (0.32 → -0.71) Inaccuracy. bxc6 was best. } (16. bxc6 Bxc6) 16... cxd4 17. Nxd4? { (-0.57 → -2.26) Mistake. exd4 was best. } (17. exd4 Nf6 18. Rfd1 Be4 19. Bc4 Bxf3 20. Qxf3 Nbd5 21. Rdc1 e6 22. Bf1 Rxc1 23. Rxc1 Qe7) 17... Nc5 18. Qb2 e5?! { (-2.88 → -1.66) Inaccuracy. Nxa4 was best. } (18... Nxa4 19. Qb3) 19. Nb3?? { (-1.66 → -4.78) Blunder. Nc6 was best. } (19. Nc6 Nxc6) 19... Qg5 20. f3? { (-4.61 → -8.74) Mistake. g3 was best. } (20. g3 Nxa4) 20... Qxe3+ 21. Kh1 Nxb3 22. Rfe1 Nxa1 23. Qxa1 Nc2 24. Nxc2 Rxc2 25. Bf1 Qf2 26. Qxe5 Bxf3 27. Qg3 Qxg3 28. hxg3 Bd5 29. Rd1 Rc5 30. Be2 Re8 31. Bg4 f5 32. Bf3 Bxf3 33. gxf3 Re6 34. Kg2 Rc4 35. Ra1 Rd6 36. Kh3 Rdd4 37. Re1 Rxa4 38. f4 Rab4 39. Kh4 Rd7 40. Kg5 Kg7 41. Re6?! { (-15.59 → Mate in 8) Checkmate is now unavoidable. Kh4 was best. } (41. Kh4 Rd2) 41... h6+ 42. Kh4 Rxb5?! { (Mate in 7 → -13.36) Lost forced checkmate sequence. Rd1 was best. } { White resigns. } (42... Rd1 43. g4 Rd3 44. Re7+ Kf6 45. Re6+ Kxe6 46. gxf5+ Kf6 47. Kg4 h5+ 48. Kh4 Rxf4#) 0-1