[Event "2023 Summer Marathon"] [Site "https://lichess.org/T2f3ZUy3"] [Date "2023.08.05"] [White "Rudenk0_Vadim070508"] [Black "Ibiza2020"] [Result "0-1"] [UTCDate "2023.08.05"] [UTCTime "07:55:20"] [WhiteElo "2173"] [BlackElo "1521"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+24"] [Variant "Standard"] [TimeControl "60+0"] [ECO "D20"] [Opening "Queen's Gambit Accepted"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 { D20 Queen's Gambit Accepted } 3. Nc3 f6?? { (0.00 → 1.74) Blunder. a6 was best. } (3... a6 4. e3 b5 5. a4 b4 6. Bxc4 Bb7 7. Nf3 e6 8. Ne2) 4. Nf3 e5 5. e3?! { (1.50 → 0.87) Inaccuracy. e4 was best. } (5. e4 Be6 6. Be2 Ne7 7. O-O Ng6 8. Be3 a6 9. a4 Nd7) 5... exd4 6. Qxd4 Qxd4 7. Nxd4 Bc5 8. Bxc4 Bxd4?! { (1.00 → 1.66) Inaccuracy. Ne7 was best. } (8... Ne7 9. a3 Bb6 10. Ne6 Nf5 11. Bd2 Bxe6 12. Bxe6 Nd6 13. Ke2 c6 14. h4 h5 15. Na4) 9. exd4 Ne7 10. Be3?! { (1.78 → 0.96) Inaccuracy. Bf4 was best. } (10. Bf4 Kd8 11. O-O Nf5 12. Rfe1 g5 13. Bd2 Nd6 14. Bb3 a5 15. Nd5 Nd7 16. f4 h6) 10... c6?! { (0.96 → 1.58) Inaccuracy. Nbc6 was best. } (10... Nbc6 11. Nb5 Kd7 12. O-O-O a6 13. Nc3 Nf5 14. Bf4 Nce7 15. h4 Nd6 16. Bb3 h5 17. Nd5) 11. O-O b5 12. Bb3 a5 13. Rfd1? { (2.07 → 0.36) Mistake. a3 was best. } (13. a3) 13... a4 14. Bc2 O-O 15. d5 cxd5?? { (0.78 → 3.89) Blunder. Bf5 was best. } (15... Bf5 16. Rac1) 16. Nxd5? { (3.89 → 2.12) Mistake. Bc5 was best. } (16. Bc5 Kf7 17. Nxd5 Nbc6 18. Be4 Ra5 19. Nc7 b4 20. Rac1 Rh8 21. Bb6 Re5 22. Bxc6 Nxc6) 16... Nxd5 17. Rxd5 Be6 18. Rd6?? { (2.21 → 0.44) Blunder. Rxb5 was best. } (18. Rxb5 Nd7 19. Rb4 Rfb8 20. a3 Ne5 21. Rxa4 Rxa4 22. Bxa4 Rxb2 23. Bd4 Rd2 24. Bc3 Rd3) 18... Bf7?! { (0.44 → 1.36) Inaccuracy. Ra6 was best. } (18... Ra6 19. Rd2) 19. Rad1 Na6 20. Bb6? { (1.72 → 0.27) Mistake. Be4 was best. } (20. Be4 Rae8) 20... Nb4 21. Bb1 h6? { (0.00 → 1.58) Mistake. Nxa2 was best. } (21... Nxa2 22. Be4 Rae8 23. Bc6 Re2 24. Rd8 h5 25. h4 Rxb2 26. Rxf8+ Kxf8 27. Rd8+ Ke7 28. Rd7+) 22. a3 Nd5?? { (1.56 → 4.34) Blunder. Na2 was best. } (22... Na2 23. h4 Rac8 24. Be4 Bb3 25. R1d4 Nc1 26. Kh2 Bf7 27. Rd1 Rc4 28. f3 Nb3 29. h5) 23. R6xd5 Bxd5 24. Rxd5 Rab8 25. Bc5 Rbc8 26. Bb4?? { (5.09 → Mate in 3) Checkmate is now unavoidable. Bf5 was best. } (26. Bf5 Kf7 27. Bxc8 Rxc8 28. Be3 b4 29. Rd4 bxa3 30. bxa3 Rc3 31. Rxa4 g5 32. g4 Kg7) 26... Rc1+ 27. Rd1 Rxd1+ 28. Be1 Rxe1# { Black wins by checkmate. } 0-1