[Event "2023 Summer Marathon"] [Site "https://lichess.org/yMFAPcTt"] [Date "2023.08.05"] [White "Bauernschach24"] [Black "risamara"] [Result "1-0"] [UTCDate "2023.08.05"] [UTCTime "16:44:13"] [WhiteElo "2251"] [BlackElo "2653"] [WhiteRatingDiff "+11"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "60+0"] [ECO "A36"] [Opening "English Opening: Symmetrical Variation, Botvinnik System"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 { A36 English Opening: Symmetrical Variation, Botvinnik System } Nf6 6. d3 O-O 7. Nge2 d6 8. O-O Rb8 9. f4 a6 10. h3 Bd7 11. a4 Ne8 12. Nd5?! { (-0.17 → -0.73) Inaccuracy. Be3 was best. } (12. Be3 Nd4 13. Bf2 Nxe2+ 14. Qxe2 Nc7 15. e5 Bc6 16. b3 Bxg2 17. Kxg2 b5 18. Rab1 Qc8) 12... Nc7 13. f5 b5 14. axb5 axb5 15. Nxc7 Qxc7 16. g4?! { (-0.93 → -1.90) Inaccuracy. cxb5 was best. } (16. cxb5) 16... bxc4 17. dxc4 Bxb2?! { (-1.95 → -1.00) Inaccuracy. Na5 was best. } (17... Na5 18. e5 Bxe5 19. Bh6 Nxc4 20. Bxf8 Rxf8 21. Qc1 Bb5 22. Rb1 Nb6 23. Qd2 Bxe2 24. Qxe2) 18. Bxb2 Rxb2 19. g5? { (-1.28 → -3.02) Mistake. Nf4 was best. } (19. Nf4 Nd4 20. Nd5 Qb7 21. Nxe7+ Kh8 22. f6 Be6 23. Qd3 Rb8 24. Qe3 Bxc4 25. Rfe1 Rxg2+) 19... Ne5 20. f6?! { (-2.90 → -3.79) Inaccuracy. Rb1 was best. } (20. Rb1 Ba4 21. Qxa4 Rxe2 22. Qd1 Re3 23. f6 Rd3 24. Qe1) 20... exf6?! { (-3.79 → -2.92) Inaccuracy. Be6 was best. } (20... Be6 21. Nf4 Bxc4 22. Qc1 Rfb8 23. Nd5 Bxd5 24. exd5 c4 25. Kh1 c3 26. Qe3 c2 27. Rac1) 21. gxf6 Kh8 22. Nf4 Bc6 23. Qc1 Rb3 24. Nd5 Bxd5 25. Qh6 Rg8 26. exd5 g5?? { (-2.93 → 0.00) Blunder. Qb8 was best. } (26... Qb8 27. Kh2 Qf8 28. Qxf8 Rxf8 29. Rfe1 Nxc4 30. Re7 h5 31. Raa7 Ne5 32. Rxe5 dxe5 33. d6) 27. Rf5 Rg3?? { (0.00 → Mate in 5) Checkmate is now unavoidable. Rg6 was best. } (27... Rg6 28. Qf8+ Rg8 29. Qh6) 28. Kh2?? { (Mate in 5 → 0.00) Lost forced checkmate sequence. Ra8 was best. } (28. Ra8 Nf3+ 29. Kh1 Qb8 30. Rxb8 Rxh3+ 31. Bxh3 Rxb8 32. Qg7#) 28... Rg4?? { (0.00 → Mate in 4) Checkmate is now unavoidable. Rxg2+ was best. } (28... Rxg2+ 29. Kxg2 Qb8 30. Kh1 Qb3 31. Ra8 Qd1+ 32. Kg2 Qe2+ 33. Rf2 Qe4+ 34. Kh2 Nf3+ 35. Rxf3) 29. hxg4?? { (Mate in 4 → -6.67) Lost forced checkmate sequence. Ra8 was best. } (29. Ra8 Nf3+ 30. Kh1 Qc8 31. Rxc8 Rxc8 32. Qg7#) 29... Nxg4+ 30. Kg3 Nxh6 31. Rf2 g4 32. Rh1 Rg6?! { (-7.29 → -4.61) Inaccuracy. Qa5 was best. } (32... Qa5 33. Be4 Qc3+ 34. Kg2 Qxc4 35. Re1 Qc3 36. Rh1 Qe3 37. Bb1 g3 38. Ra2 Qd4 39. Re2) 33. Be4 Qd8?? { (-4.82 → -0.02) Blunder. Qa5 was best. } (33... Qa5 34. Bxg6 Qc3+ 35. Kg2 hxg6 36. Rxh6+ Kg8 37. Rh1 Qxc4 38. Re1 Qxd5+ 39. Kg1 g5 40. Re7) 34. Bxg6 fxg6 35. f7?? { (0.00 → -5.73) Blunder. Rxh6 was best. } (35. Rxh6 Qe8 36. f7 Qe3+ 37. Kg2 Qe4+ 38. Kf1 Qb1+ 39. Ke2 Qc2+ 40. Kf1) 35... Qe8?? { (-5.73 → Mate in 4) Checkmate is now unavoidable. Nf5+ was best. } (35... Nf5+ 36. Kxg4 h5+ 37. Rxh5+ gxh5+ 38. Kxf5 Kg7 39. Rf4 Kxf7 40. Ke4+ Kg7 41. Kf3 Qg5 42. Rd4) 36. fxe8=Q+ Kg7 37. Qf8# { White wins by checkmate. } 1-0