[Event "47th Colegas Marathon Battle 4 Team Battle"] [Site "https://lichess.org/zvacLAuA"] [Date "2021.09.21"] [White "Edusanzna"] [Black "Paulista23"] [Result "0-1"] [UTCDate "2021.09.21"] [UTCTime "18:09:08"] [WhiteElo "2056"] [BlackElo "1430"] [WhiteRatingDiff "-12"] [BlackRatingDiff "+19"] [Variant "Standard"] [TimeControl "120+0"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 { A02 Bird Opening } e6 2. Nf3 d5 3. e3 Bd7 4. b3 Nc6?! { (-0.06 → 0.71) Inaccuracy. c5 was best. } (4... c5 5. Bb2 Nf6 6. g3 Be7 7. Bg2 b5 8. Ne5 O-O 9. O-O) 5. Bb2 Nf6 6. Bb5?! { (0.94 → 0.06) Inaccuracy. c4 was best. } (6. c4 Bd6 7. Be2 O-O 8. O-O Ne7 9. Qe1 dxc4 10. bxc4 Nf5) 6... Be7 7. O-O O-O 8. Qe1 a6 9. Bxc6 Bxc6 10. d3 b6 11. Ne5 Bb7 12. Nd2 c5 13. Ndf3 Bd6?! { (-0.44 → 0.42) Inaccuracy. Ne8 was best. } (13... Ne8 14. Ng5) 14. Ng5 h6 15. Ngf3 Nd7 16. Qg3 Bxe5 17. Nxe5 Nxe5 18. Bxe5?! { (0.29 → -0.36) Inaccuracy. fxe5 was best. } (18. fxe5 Qg5) 18... f6 19. Bb2 d4 20. f5 e5 21. e4 b5?! { (-0.07 → 0.54) Inaccuracy. Rf7 was best. } (21... Rf7 22. a4 a5 23. Kh1 Kf8 24. h3 Ke8 25. Bc1 Qe7 26. Bd2 Kd8 27. Rf3 Bc6 28. Qe1) 22. a4?! { (0.54 → -0.34) Inaccuracy. Bc1 was best. } (22. Bc1) 22... bxa4 23. Rxa4 Bc6 24. Ra5?? { (-0.20 → -7.69) Blunder. Rc4 was best. } (24. Rc4 Bb5 25. Rxc5 Qb6 26. Ba3 Rac8 27. b4 Rxc5 28. bxc5 Qa5 29. Bc1 Kh8 30. Qh4 Rf7) 24... Bb5?? { (-7.69 → 1.58) Blunder. Qxa5 was best. } (24... Qxa5 25. Bc1) 25. Ra2? { (1.58 → 0.07) Mistake. Rfa1 was best. } (25. Rfa1) 25... a5 26. Ba3 Qc7 27. c4? { (-0.62 → -2.14) Mistake. Rfa1 was best. } (27. Rfa1 Ra6) 27... Bc6? { (-2.14 → -0.48) Mistake. dxc3 was best. } (27... dxc3) 28. Rfa1 a4?! { (-0.81 → -0.10) Inaccuracy. Rfb8 was best. } (28... Rfb8 29. Rb2 a4 30. b4 cxb4 31. Bxb4 Bxe4 32. dxe4 Qxc4 33. Qa3 Kh7 34. Be1 Qc6 35. Rxb8) 29. bxa4 Rxa4 30. Bc1 Rxa2 31. Rxa2 Qd7? { (-0.51 → 0.59) Mistake. Qb7 was best. } (31... Qb7 32. Rb2 Qa7 33. h3 Qa1 34. Qe1 Ra8 35. Kh2 Kh7 36. Qd2 Ra3 37. Qd1 Be8 38. Rb7) 32. Bxh6 Ra8 33. Rxa8+ Bxa8 34. h3?! { (0.76 → 0.00) Inaccuracy. Qg6 was best. } (34. Qg6 Bc6) 34... Kh8 35. Bc1 Bc6 36. Qh4+ Kg8 37. Qe1?! { (0.72 → 0.00) Inaccuracy. Qf2 was best. } (37. Qf2) 37... Qa7?! { (0.00 → 0.78) Inaccuracy. Qb7 was best. } (37... Qb7 38. Qd1 Qb4 39. Kh2 Qb1 40. h4 Qa1 41. Kg1 Ba4 42. Qd2 Qb1 43. h5 Bc2 44. h6) 38. Kh2?! { (0.78 → 0.00) Inaccuracy. Qd2 was best. } (38. Qd2) 38... Qa2 39. Bd2 Qb3 40. Qc1?? { (0.00 → -6.84) Blunder. Qg3 was best. } (40. Qg3 Qa2 41. Be1 Qa1 42. Bd2) 40... Qxd3 41. Be1 Qxe4 42. Qa3? { (-7.75 → Mate in 1) Checkmate is now unavoidable. Qd2 was best. } (42. Qd2) 42... Qxg2# { Black wins by checkmate. } 0-1