[Event "2023 Summer Marathon"] [Site "https://lichess.org/xZjLKv4O"] [Date "2023.08.05"] [White "Samwitwicky"] [Black "Ser59"] [Result "0-1"] [UTCDate "2023.08.05"] [UTCTime "12:30:52"] [WhiteElo "2107"] [BlackElo "1580"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+19"] [Variant "Standard"] [TimeControl "60+0"] [ECO "C25"] [Opening "Vienna Game: Anderssen Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nc3 Bc5 { C25 Vienna Game: Anderssen Defense } 3. Nf3 Qf6?? { (0.20 → 3.18) Blunder. d6 was best. } (3... d6 4. Na4 Nf6 5. Nxc5 dxc5 6. d3 Qe7 7. Be2 Nc6 8. O-O) 4. Bc4? { (3.18 → 1.40) Mistake. Nd5 was best. } (4. Nd5 Qd8 5. Nxe5 d6 6. Nc4 c6 7. Nf4 a5 8. d4 Ba7) 4... h6?? { (1.40 → 6.84) Blunder. Ne7 was best. } (4... Ne7 5. O-O O-O 6. Na4 d5 7. exd5 Bd6 8. d4 exd4 9. Bg5) 5. Nd5 Qb6 6. d3?! { (7.59 → 4.82) Inaccuracy. Nxb6 was best. } (6. Nxb6 Bxb6 7. Bxf7+ Ke7 8. Bb3 Nf6 9. Nxe5 Re8 10. d4 Nc6 11. O-O Nxd4 12. Nf3 Nxb3) 6... Qc6?! { (4.82 → 6.97) Inaccuracy. Qg6 was best. } (6... Qg6 7. O-O Bd6 8. Nh4 Qh7 9. Nf5 Kd8 10. Nxd6 cxd6 11. f4 f6 12. Nc3 Ne7 13. a4) 7. a4?! { (6.97 → 5.35) Inaccuracy. Nxe5 was best. } (7. Nxe5 Bd6 8. Nxc6 dxc6 9. Ne3 Nf6 10. e5 Bxe5 11. d4 Bxh2 12. Rxh2 Be6 13. Qf3 Nbd7) 7... Ne7 8. Bb5?? { (5.57 → 2.31) Blunder. Nxe5 was best. } (8. Nxe5 Qd6 9. d4 O-O 10. O-O Nxd5 11. Bxd5 Bxd4 12. Qxd4 Nc6 13. Bxf7+ Rxf7 14. Qxd6 cxd6) 8... Qd6 9. Nxe7?? { (2.44 → 0.35) Blunder. d4 was best. } (9. d4 Bxd4 10. Nxd4 Nxd5 11. exd5 exd4 12. O-O Qxd5 13. Re1+ Kf8 14. Bf4 Nc6 15. Bxc7 b6) 9... Qxe7 10. O-O a6 11. Bc4 Nc6 12. Be3 Bd6?! { (0.23 → 1.10) Inaccuracy. d6 was best. } (12... d6) 13. Bb3 b6?! { (0.59 → 1.35) Inaccuracy. Bc5 was best. } (13... Bc5 14. Bxc5) 14. d4?! { (1.35 → 0.69) Inaccuracy. c3 was best. } (14. c3 a5 15. g3 Bb7 16. Nh4 g6 17. Bd5 Bc5 18. d4 exd4 19. cxd4 Bb4 20. Qf3 O-O-O) 14... Bb7 15. d5 Nb4?? { (1.07 → 3.42) Blunder. Na5 was best. } (15... Na5 16. Ba2) 16. c3 Bxd5?! { (3.61 → 5.24) Inaccuracy. f5 was best. } (16... f5 17. cxb4 f4 18. Bd2 g5 19. Ne1 h5 20. Qe2 g4 21. Bc4 Rg8 22. Kh1 Bxb4 23. Bxb4) 17. exd5 O-O-O 18. cxb4 e4 19. Nd4 Qe5 20. Qe2?? { (6.53 → Mate in 1) Checkmate is now unavoidable. g3 was best. } (20. g3 h5 21. Bf4 Qf6 22. Bxd6 Qxd6 23. Qe2 Kb7 24. a5 h4 25. axb6 Qxb6 26. g4 Rde8) 20... Qxh2# { Black wins by checkmate. } 0-1