[Event "Mastermind chess Challenge"] [Site "https://lichess.org/an6QWKuy"] [Date "2023.03.29"] [White "SiyansaSansiluni"] [Black "Thevinduchees3"] [Result "0-1"] [UTCDate "2023.03.29"] [UTCTime "13:16:39"] [WhiteElo "713"] [BlackElo "2345"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "900+4"] [ECO "A20"] [Opening "English Opening: King's English Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 e5 { A20 English Opening: King's English Variation } 2. Na3? { (0.25 → -0.91) Mistake. g3 was best. } (2. g3 Nf6 3. Bg2 Bc5 4. d3 O-O 5. Nc3 d6 6. Nf3 a5) 2... Bc5?! { (-0.91 → -0.16) Inaccuracy. Nc6 was best. } (2... Nc6 3. d3 Nf6 4. Nc2 d5 5. cxd5 Qxd5 6. e4 Qa5+ 7. Bd2) 3. Qa4?! { (-0.16 → -0.78) Inaccuracy. e3 was best. } (3. e3 Nf6 4. Nc2 d6 5. d4 Bb6 6. dxe5 dxe5 7. Qxd8+ Kxd8) 3... Qf6?! { (-0.78 → 0.13) Inaccuracy. a5 was best. } (3... a5 4. Nb5) 4. b3?? { (0.13 → -6.71) Blunder. e3 was best. } (4. e3 Bxa3 5. Qxa3 d6 6. d4 a5 7. dxe5 dxe5 8. Ne2 Ne7 9. Bd2 b6 10. c5 Bb7) 4... Qxf2+ 5. Kd1 Qxf1+ 6. Kc2 Qxg2 7. Qa5 b6 8. Qa4 Qxh1 9. Nh3 Qxh2 10. e3 Qxh3 11. Qb4 Bxb4 12. d3 Nf6 13. d4?! { (-15.40 → Mate in 7) Checkmate is now unavoidable. Nb1 was best. } (13. Nb1 Nc6 14. Bd2 Bc5 15. b4 Bxb4 16. Bxb4 Qxe3 17. Bc3 d5 18. cxd5 Nxd5 19. Nd2 Bf5) 13... exd4?! { (Mate in 7 → -16.95) Lost forced checkmate sequence. Qg2+ was best. } (13... Qg2+ 14. Kb1 d5 15. e4 Qxe4+ 16. Kb2 Bf5 17. Be3 Qxe3 18. Rc1 Qxd4+ 19. Rc3 Qxc3#) 14. exd4?! { (-16.95 → Mate in 4) Checkmate is now unavoidable. Bd2 was best. } (14. Bd2 Qg2 15. Rd1 Qe4+ 16. Kb2 Bxa3+ 17. Kxa3 Nc6 18. exd4 Nxd4 19. Bf4) 14... Qc3+ 15. Kd1 Ne4?! { (Mate in 2 → -42.27) Lost forced checkmate sequence. Qd3+ was best. } (15... Qd3+ 16. Bd2 Qxd2#) 16. Ke2 Qe1+ 17. Kd3 Nf2+ 18. Kc2 Qc3+ 19. Kb1 Nd3 20. Bg5 Qe1+ 21. Kc2 Qxa1?! { (Mate in 3 → -39.91) Lost forced checkmate sequence. Qe2+ was best. } (21... Qe2+ 22. Bd2 Qxd2+ 23. Kb1 Qb2#) 22. Kxd3 Qxa2 23. Nb5 Qxb3+ 24. Ke2 Qxc4+ 25. Kd1 Qxb5 26. Bf4 Qa4+ 27. Kc1 Qa2 28. Bxc7 Bc3 29. Bxb8 Qb2+ 30. Kd1 Qd2# { Black wins by checkmate. } 0-1