[Event "colegas tuesday marathon Team Battle"] [Site "https://lichess.org/BDjvb1cV"] [Date "2023.03.07"] [White "oberschlumpf"] [Black "Pinigin"] [Result "1-0"] [UTCDate "2023.03.07"] [UTCTime "16:54:46"] [WhiteElo "2300"] [BlackElo "1659"] [WhiteRatingDiff "+1"] [BlackRatingDiff "+0"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "180+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. f3?? { (0.33 → -1.72) Blunder. e4 was best. } (3. e4 b5 4. a4 c6 5. axb5 cxb5 6. Nc3 Qb6 7. b3 e6) 3... Nf6? { (-1.72 → -0.57) Mistake. e5 was best. } (3... e5 4. d5 c6 5. Nc3 Nf6 6. e4 cxd5 7. exd5 b5 8. Nxb5) 4. e4 e5 5. dxe5 Qxd1+ 6. Kxd1 Nfd7 7. e6 fxe6 8. Bxc4 Nb6 9. Bb3 Nc6 10. Ne2 Bd7 11. Be3 O-O-O 12. Ke1 Bb4+ 13. Kf2 e5 14. Nbc3 Nd4?? { (0.00 → 2.76) Blunder. Na5 was best. } (14... Na5 15. Rhc1 Bd6 16. Rc2 Kb8 17. Nc1 Nc6 18. N3e2 Na5) 15. Nxd4 exd4 16. Bxd4 Be8? { (2.71 → 4.82) Mistake. Rhe8 was best. } (16... Rhe8 17. Rhd1) 17. Bxg7 Rg8 18. Bxg8 Bxc3 19. Bxc3 Nc4 20. Bxc4 a6 21. Rad1 b5 22. Rxd8+ Kxd8 23. Bg8 Kc8 24. Bxh7 Kb7 25. Ba5 Kc6 26. Rc1+ Kd6 27. Bb4+ Ke5 28. Rxc7 Kd4?! { (17.31 → Mate in 3) Checkmate is now unavoidable. a5 was best. } (28... a5 29. Re7+ Kd4 30. Bc3+ Kc5 31. Rxe8 b4 32. Bd2 Kb5 33. g4 Kb6 34. g5 Kc6 35. Bf5) 29. Bc3+ Kd3 30. Ba5?! { (Mate in 2 → 23.99) Lost forced checkmate sequence. e5+ was best. } (30. e5+ Bg6 31. Bxg6#) 30... Bh5?! { (23.99 → Mate in 4) Checkmate is now unavoidable. Bd7 was best. } (30... Bd7 31. Rxd7+ Kc2 32. b4 Kc3 33. e5 Kb2 34. e6 Ka3 35. e7 Kb2 36. h4 Ka3 37. f4) 31. g4 Be8 32. Bg8 b4 33. Bxb4 Bb5 34. Rc3+ Kd4 35. Bc5+ Ke5 36. Ke3?! { (Mate in 4 → 16.79) Lost forced checkmate sequence. Be7 was best. } (36. Be7 Be8 37. Ke3 Bf7 38. Bxf7 a5 39. f4#) 36... a5?! { (16.79 → Mate in 2) Checkmate is now unavoidable. Kf6 was best. } (36... Kf6 37. Bd4+ Ke7 38. f4 a5 39. f5 Kd6 40. g5 Bf1 41. g6 a4 42. f6 Bh3 43. Bd5) 37. g5 Bf1 38. f4# { White wins by checkmate. } 1-0