[Event "9. Turnier 3. Klassenarbeit"] [Site "https://lichess.org/VfEG8UqQ"] [Date "2021.03.08"] [White "PeterKramer12032006"] [Black "FinnWeibler"] [Result "1-0"] [UTCDate "2021.03.08"] [UTCTime "09:15:44"] [WhiteElo "1438"] [BlackElo "1066"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "420+0"] [ECO "D35"] [Opening "Queen's Gambit Declined: Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 { D35 Queen's Gambit Declined: Exchange Variation } Nxd5 5. Nf3 Nc6? { (0.28 → 1.51) Mistake. c5 was best. } (5... c5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2) 6. Bg5?! { (1.51 → 0.71) Inaccuracy. e4 was best. } (6. e4 Nxc3 7. bxc3 Be7 8. Bd3 b6 9. Qc2 Bb7 10. O-O O-O) 6... Be7 7. Bxe7 Qxe7 8. Nxd5 exd5 9. e3 Nb4?! { (0.10 → 0.93) Inaccuracy. Bg4 was best. } (9... Bg4 10. Be2 Nd8 11. h3 Bh5 12. Ne5 Bxe2 13. Qxe2 c6 14. O-O O-O 15. a3 a5 16. Rac1) 10. Qa4+ Bd7 11. Qb3 O-O?? { (0.43 → 2.51) Blunder. c5 was best. } (11... c5 12. a3 Nc6 13. dxc5 Qxc5 14. Rd1 Be6 15. Be2 O-O 16. O-O d4 17. Qxb7 dxe3 18. b4) 12. a3 Nc6 13. Bb5?? { (2.55 → 0.57) Blunder. Qxd5 was best. } (13. Qxd5) 13... Rab8?? { (0.57 → 2.62) Blunder. Qd6 was best. } (13... Qd6 14. Bd3 a5 15. Rc1 a4 16. Qd1 Rfc8 17. O-O Ne7 18. Rc3 Bf5 19. Bxf5 Nxf5 20. Qc2) 14. Qxd5 Bg4 15. b4?? { (2.43 → 0.16) Blunder. Qg5 was best. } (15. Qg5) 15... Rfd8?? { (0.16 → 2.30) Blunder. Nxb4 was best. } (15... Nxb4) 16. Qg5?? { (2.30 → 0.37) Blunder. Qc5 was best. } (16. Qc5 Bxf3 17. Qxe7 Nxe7 18. gxf3 a5 19. Bc4 axb4 20. axb4 Nd5 21. b5 c6 22. bxc6 bxc6) 16... Qd7?? { (0.37 → 6.56) Blunder. Qe4 was best. } (16... Qe4) 17. Bxc6 bxc6 18. Ne5 Qe6 19. Qxg4 Qb3 20. O-O c5 21. Qf4 Rf8 22. Nd7 Qe6 23. Nxb8 Rxb8 24. dxc5 Rf8 25. Rad1 Qb3 26. Ra1 Rd8 27. Qf3 Kf8 28. Rad1 Re8 29. Rd7 f6 30. Rxc7 Qxa3?! { (12.86 → Mate in 7) Checkmate is now unavoidable. Qe6 was best. } (30... Qe6 31. Rxa7) 31. Qb7?! { (Mate in 7 → 15.62) Lost forced checkmate sequence. Qd5 was best. } (31. Qd5 Re7 32. Qd8+ Kf7 33. Qxe7+ Kg6 34. Qxg7+ Kf5 35. Qxh7+ Ke5 36. Re7+ Kd5 37. Qe4#) 31... a6?! { (15.62 → Mate in 4) Checkmate is now unavoidable. Qd3 was best. } (31... Qd3 32. Rxg7) 32. Rf7+ Kg8 33. Rxg7+ Kf8 34. Qf7# { White wins by checkmate. } 1-0