[Event "4 GRADE Arena"] [Site "https://lichess.org/sO5oq4Xa"] [Date "2020.05.05"] [White "AdrianoCastroG4B"] [Black "SebastianParejaG4B"] [Result "0-1"] [UTCDate "2020.05.05"] [UTCTime "21:35:01"] [WhiteElo "1500"] [BlackElo "1500"] [WhiteRatingDiff "-163"] [BlackRatingDiff "+175"] [Variant "Standard"] [TimeControl "300+5"] [ECO "A00"] [Opening "Polish Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. b4 { A00 Polish Opening } e6 2. Nc3? { (0.00 → -1.62) Mistake. Bb2 was best. } (2. Bb2 Nf6 3. a3 d5 4. e3 c5 5. bxc5 Bxc5 6. d4 Qb6) 2... Bxb4 3. Rb1 Bxc3 4. dxc3 Nf6 5. Nf3 O-O 6. Nd4 h6 7. Nf3 b6 8. Nh4?! { (-2.19 → -3.56) Inaccuracy. e3 was best. } (8. e3 d6 9. Bd3 Nbd7 10. O-O Bb7 11. Nd2 e5 12. c4 Nc5 13. Bb2 Re8 14. Nb3 Ncd7) 8... Ne4 9. f3?? { (-3.64 → -8.75) Blunder. Qd3 was best. } (9. Qd3 Bb7 10. Nf3 Na6 11. g3 Nac5 12. Qe3 Qf6 13. c4 Nd6 14. Bb2 Qg6 15. Bg2 Qxc2) 9... Qxh4+ 10. g3 Nxg3 11. Qd4 Nxh1+?? { (-8.76 → 4.55) Blunder. Qxd4 was best. } (11... Qxd4 12. cxd4) 12. Kd1?? { (4.55 → -14.44) Blunder. Qxh4 was best. } (12. Qxh4 f5 13. Bg2 Nc6 14. f4 Bb7 15. Bxh1 Na5 16. Bxb7 Nxb7 17. Ba3 Rf7 18. Kd2 c5) 12... Qxd4+ 13. Ke1 Qf6 14. Bd2 a5 15. Be3 Qh4+ 16. Kd2 Nf2 17. Re1 Qxh2 18. Bg5 hxg5 19. Kc1 Qf4+ 20. Kb2 a4 21. e3 Qxf3 22. Ba6?! { (-38.12 → Mate in 8) Checkmate is now unavoidable. a3 was best. } (22. a3 Nd1+) 22... a3+ 23. Kb3 Rxa6 24. Kc4 Qd5+ 25. Kb4 c5+ 26. Kb5 Qc6+ 27. Kc4 d5+ 28. Kb3 c4+ 29. Kb4 Bd7 30. Rh1 Qa4# { Black wins by checkmate. } 0-1