[Event "5th Weekly World Classicals Team Battle"] [Site "https://lichess.org/BPUYUaIa"] [Date "2021.08.21"] [White "abracadabra70"] [Black "Oscar-De-La-Rosa"] [Result "0-1"] [UTCDate "2021.08.21"] [UTCTime "16:19:37"] [WhiteElo "1879"] [BlackElo "1723"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+49"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "D35"] [Opening "Queen's Gambit Declined: Normal Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 d5 { D35 Queen's Gambit Declined: Normal Defense } 4. e3 Bb4 5. Qa4+ Nc6 6. Bd2 O-O 7. a3 Be7 8. Nf3 a6 9. Bd3 Bd7 10. Qc2 Re8 11. Ne5 Bd6 12. cxd5? { (0.94 → -0.63) Mistake. Nxd7 was best. } (12. Nxd7 Qxd7 13. O-O dxc4 14. Bxc4 Ne7 15. Bd3 Rac8 16. b4 c6 17. h3 e5 18. dxe5 Bxe5) 12... exd5? { (-0.63 → 0.68) Mistake. Nxe5 was best. } (12... Nxe5 13. dxe5) 13. Nxd7 Qxd7 14. O-O Qg4 15. h3 Qd7 16. Qb3?! { (1.03 → 0.00) Inaccuracy. b4 was best. } (16. b4) 16... Na5?! { (0.00 → 0.91) Inaccuracy. Nd8 was best. } (16... Nd8 17. Be1 c6 18. Na4 Qe7 19. Bb4 Ne6 20. Bxd6 Qxd6 21. Qb4 Qc7 22. Qb6 Qe7 23. Qb4) 17. Qc2 Nc4?? { (0.66 → 2.80) Blunder. Nc6 was best. } (17... Nc6 18. b4 Nd8 19. e4 Nc6 20. Be3 dxe4 21. Nxe4 Nxe4 22. Bxe4 g6 23. Bf3 Rab8 24. Bxc6) 18. Bc1?? { (2.80 → 0.31) Blunder. Nxd5 was best. } (18. Nxd5 Nxd5) 18... c6?? { (0.31 → 2.47) Blunder. Nb6 was best. } (18... Nb6) 19. Na4?? { (2.47 → -0.56) Blunder. e4 was best. } (19. e4 Rad8) 19... b5? { (-0.56 → 0.69) Mistake. Bb8 was best. } (19... Bb8 20. b3) 20. Bxc4 Bc7 21. Nc5?? { (0.94 → -1.18) Blunder. Bb3 was best. } (21. Bb3 bxa4 22. Bxa4 Re6 23. Bd2 Rc8 24. Rac1 Bb8 25. Bb4 Ne4 26. Be1 g5 27. Qe2 Rg6) 21... Qd6 22. Bd3?? { (-1.24 → Mate in 1) Checkmate is now unavoidable. g3 was best. } (22. g3 dxc4) 22... Qh2# { Black wins by checkmate. } 0-1