[Event "F3 Regional de Ajedrez R. Ríos"] [Site "https://lichess.org/PuriDYN2"] [Date "2021.10.30"] [White "S11_OscarPena"] [Black "S11_MartinVelasquez"] [Result "0-1"] [UTCDate "2021.10.30"] [UTCTime "14:57:15"] [WhiteElo "1026"] [BlackElo "1128"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+16"] [Variant "Standard"] [TimeControl "600+5"] [ECO "C20"] [Opening "King's Pawn Game: Leonardis Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. d3 { C20 King's Pawn Game: Leonardis Variation } Bb4+?! { (0.00 → 0.63) Inaccuracy. Nc6 was best. } (2... Nc6 3. Nf3 Nf6 4. g3 d5 5. exd5 Qxd5 6. Bg2 Be6 7. O-O) 3. c3 Bc5 4. b3? { (0.90 → -0.26) Mistake. Nf3 was best. } (4. Nf3 Nc6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d5 8. exd5 Qxd5) 4... Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3?? { (-0.28 → -8.96) Blunder. Bd2 was best. } (7. Bd2) 7... Bxc3+ 8. Bd2 Bxd2+ 9. Qxd2 O-O 10. Qb4 Re8 11. e5 Ne4 12. O-O-O c5 13. dxc5 b6?? { (-9.84 → 1.75) Blunder. Rxe5 was best. } (13... Rxe5 14. Re1 d5 15. cxd6 Nc6 16. Rxe4 Nxb4 17. Rxe5 Nc6 18. Nf3 Nxe5 19. Nxe5 Qg5+ 20. Kb1) 14. cxb6?? { (1.75 → -8.88) Blunder. Qxe4 was best. } (14. Qxe4 Nc6) 14... axb6?? { (-8.88 → -3.01) Blunder. Qg5+ was best. } (14... Qg5+ 15. Kb1 Nxf2 16. Qd4 Nxh1 17. Nf3 Qh5 18. g4 Qh6 19. Bc4 Bb7 20. bxa7 Bxf3 21. axb8=Q) 15. Qb5?? { (-3.01 → -12.34) Blunder. Qxe4 was best. } (15. Qxe4 Rxa2 16. Kb1 Ra5 17. Bd3 g6 18. Nf3 Nc6 19. Qh4 Qxh4 20. Nxh4 Nxe5 21. Rhe1 Kf8) 15... Ba6 16. Qa4 Qc8+ 17. Kb2 Nc5 18. Qd4 Bxf1 19. Rxf1 Qa6 20. Rc1?! { (-12.15 → Mate in 10) Checkmate is now unavoidable. Ra1 was best. } (20. Ra1 Nc6) 20... Qxa2+ 21. Kc3 Qa5+?! { (Mate in 9 → -13.79) Lost forced checkmate sequence. Qxb3+ was best. } (21... Qxb3+ 22. Kd2 Rxe5 23. Ne2 Ra2+ 24. Ke1 Raxe2+ 25. Kf1 Re1+ 26. Rxe1 Qb5+ 27. Qc4 Qxc4+ 28. Re2) 22. b4 Ne4+ 23. Kd3 Qb5+ 24. Kxe4 Nc6 25. Qd5 Qxb4+ 26. Rc4 Qb1+ 27. Qd3? { (-8.85 → Mate in 8) Checkmate is now unavoidable. Kf4 was best. } (27. Kf4 Nxe5) 27... Qe1+?! { (Mate in 8 → -11.96) Lost forced checkmate sequence. Rxe5+ was best. } (27... Rxe5+ 28. Kf4 Qxd3 29. Nf3 Qxc4+ 30. Kg3 g5 31. Kh3 Qf4 32. g3 g4+ 33. Kh4 Qh6+ 34. Kxg4) 28. Kf3 Nxe5+ 29. Kg3 Nxd3 30. Nf3 Qxh1 31. h3 Re5 32. Nd2?! { (-38.45 → Mate in 7) Checkmate is now unavoidable. Nxe5 was best. } (32. Nxe5 Nxe5) 32... Rg5+?! { (Mate in 7 → -21.19) Lost forced checkmate sequence. Ne1 was best. } (32... Ne1 33. Rc8+ Rxc8 34. Kf4 Qh2+ 35. g3 Nd3+ 36. Kg4 h5+ 37. Kh4 g5+ 38. Kxh5 Qxh3#) 33. Kh4?! { (-21.19 → Mate in 5) Checkmate is now unavoidable. Rg4 was best. } (33. Rg4 Rf5) 33... h6 34. g4 Ra1 35. Rc8+ Kh7 36. Ne4 Qxe4 37. Rf8 Nxf2 38. Kg3 Ra3+ 39. Kxf2 Rf5+ 40. gxf5 Qc2+ 41. Ke1 Ra1# { Black wins by checkmate. } 0-1