[Event "15th INTRA OCA SWISS LEAGUE"] [Site "https://lichess.org/tyqjRDxS"] [Date "2021.08.15"] [White "HIMU2010"] [Black "Aarav_MPBFHS"] [Result "0-1"] [UTCDate "2021.08.15"] [UTCTime "15:27:25"] [WhiteElo "1719"] [BlackElo "1415"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+12"] [Variant "Standard"] [TimeControl "600+0"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. e3 { D00 Queen's Pawn Game } Nc6 3. c4 Nf6?! { (0.24 → 0.81) Inaccuracy. dxc4 was best. } (3... dxc4 4. Nf3 e5 5. Bxc4 Bb4+ 6. Nc3 exd4 7. exd4 Nf6 8. O-O) 4. Nc3 e6 5. Nf3 Bb4 6. Bd2 O-O 7. a3 Bd6 8. Be2?! { (0.74 → 0.12) Inaccuracy. c5 was best. } (8. c5 Be7 9. Bb5 Ne4 10. Bxc6 bxc6 11. Qa4 Nxd2 12. Nxd2 e5) 8... Be7?! { (0.12 → 1.12) Inaccuracy. dxc4 was best. } (8... dxc4) 9. O-O Bd7 10. cxd5 exd5 11. h3 Qc8 12. Qc2?! { (1.16 → 0.44) Inaccuracy. Ne5 was best. } (12. Ne5 Bd6 13. f4 Ne7 14. Rc1 Qd8 15. g4 Rc8 16. Bf3 c5 17. g5 Ne4 18. Nxd7 Qxd7) 12... Bd6 13. Bd3 g6?! { (0.16 → 1.14) Inaccuracy. Ne7 was best. } (13... Ne7 14. Nb5) 14. Ng5? { (1.14 → -0.37) Mistake. Nb5 was best. } (14. Nb5 Be7) 14... Ne7?? { (-0.37 → 1.80) Blunder. h6 was best. } (14... h6 15. f4) 15. e4 dxe4 16. Ncxe4 Nxe4 17. Nxe4 Bxh3?? { (1.85 → 4.48) Blunder. Bc6 was best. } (17... Bc6 18. Nf6+ Kg7 19. Ng4 Ng8 20. Qb3 Bd7 21. Ne5 f6 22. Nxd7 Qxd7 23. Bc4 c6 24. Rfd1) 18. gxh3? { (4.48 → 2.48) Mistake. Nxd6 was best. } (18. Nxd6) 18... Qxh3 19. Rfe1?? { (2.34 → -0.94) Blunder. f4 was best. } (19. f4 Nf5 20. Bc3 Nh4 21. Rae1 Be7 22. Qe2 c5 23. dxc5 Rfd8 24. Bc4 Bxc5+ 25. Nxc5 Qg3+) 19... Bh2+ 20. Kh1 Nf5?? { (-0.42 → 6.81) Blunder. Bd6+ was best. } (20... Bd6+ 21. Kg1 Nf5 22. Nxd6 Qg4+ 23. Kf1 Nxd4 24. Bf5 gxf5 25. Qd3 Nf3 26. Re3 Nxd2+ 27. Qxd2) 21. Re3?? { (6.81 → Mate in 4) Checkmate is now unavoidable. Bf1 was best. } (21. Bf1) 21... Nxe3?? { (Mate in 4 → -6.01) Lost forced checkmate sequence. Bg3+ was best. } (21... Bg3+ 22. Kg1 Qh2+ 23. Kf1 Qh1+ 24. Ke2 Nxd4#) 22. Bxe3 Bf4+ 23. Kg1 Bxe3 24. fxe3 Qxe3+ 25. Kf1 Qf4+?! { (-6.37 → -4.11) Inaccuracy. Qxd4 was best. } (25... Qxd4 26. Nf2) 26. Ke2 f5 27. Rf1? { (-4.51 → -7.71) Mistake. Qb3+ was best. } (27. Qb3+ Kh8) 27... Qg4+ 28. Rf3 fxe4 29. Bxe4 Rae8 30. Ke3? { (-9.65 → Mate in 5) Checkmate is now unavoidable. Kd2 was best. } (30. Kd2 Rxf3) 30... Qxf3+?! { (Mate in 5 → -17.29) Lost forced checkmate sequence. Rxf3+ was best. } (30... Rxf3+ 31. Kd2 Qg5+ 32. Kd1 Qg1+ 33. Kd2 Qe3+ 34. Kd1 Rf1#) 31. Kd2 Rxe4 32. Qc4+ Kh8 33. Qc5 Re2+ 34. Kd1 Qf1# { Black wins by checkmate. } 0-1