[Event "dev2011 Arena"] [Site "https://lichess.org/RmzRr8hl"] [Date "2021.06.12"] [White "Abhija"] [Black "kolkata321"] [Result "0-1"] [UTCDate "2021.06.12"] [UTCTime "08:00:51"] [WhiteElo "1230"] [BlackElo "2000"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "240+0"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 { A02 Bird Opening } c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 e6 6. Be3?! { (-0.43 → -1.37) Inaccuracy. e4 was best. } (6. e4 Nc6) 6... Nf6 7. Qd2 Be7 8. O-O-O a6 9. Bf2? { (-1.83 → -3.21) Mistake. Bd4 was best. } (9. Bd4 O-O) 9... Qc7?! { (-3.21 → -1.94) Inaccuracy. b5 was best. } (9... b5) 10. e4?? { (-1.94 → -4.19) Blunder. Kb1 was best. } (10. Kb1 b5 11. Rc1 Qb7 12. Bd4 O-O 13. e4 Nc6 14. Bxf6 Bxf6 15. Bd3 Qb6 16. e5 dxe5) 10... Nc6?? { (-4.19 → -1.50) Blunder. Nxe4 was best. } (10... Nxe4 11. Bb6 Qc6 12. Qe3 Nxc3 13. bxc3 Qa4 14. Bd3 Nd7 15. Bd4 Qxa2 16. Rhe1 b5 17. Rd2) 11. e5? { (-1.50 → -2.78) Mistake. Kb1 was best. } (11. Kb1 b5 12. Bd3 Bb7 13. Bh4 O-O 14. Rc1 Qd8 15. Ka1 Nd7 16. Bxe7 Qxe7 17. Ne2 Nc5) 11... dxe5 12. fxe5 Nxe5 13. Nxe5 Qxe5 14. Re1?! { (-3.06 → -4.36) Inaccuracy. Kb1 was best. } (14. Kb1 Bd7) 14... Qc7 15. Bg3 Qd8?! { (-3.74 → -2.81) Inaccuracy. Qa5 was best. } (15... Qa5 16. Be2) 16. Qxd8+ Bxd8 17. Rd1? { (-2.63 → -4.46) Mistake. Be2 was best. } (17. Be2) 17... O-O?! { (-4.46 → -3.01) Inaccuracy. Bd7 was best. } (17... Bd7 18. Be2 Bc6 19. Rhf1 Be7 20. Bf3 Bxf3 21. Rxf3 O-O 22. Rfd3 Rad8 23. Kc2 Rxd3 24. Rxd3) 18. Bf2?! { (-3.01 → -4.73) Inaccuracy. Be2 was best. } (18. Be2 Bd7) 18... b5 19. b4 Be7 20. a3 Bb7 21. Rg1 Rac8 22. Kb2 Nd5?! { (-6.84 → -4.80) Inaccuracy. Rxc3 was best. } (22... Rxc3 23. Kxc3 Ne4+ 24. Kb3 Nxf2 25. Rd7 Bd5+ 26. Rxd5 exd5 27. Be2 Rc8 28. a4 bxa4+ 29. Kxa4) 23. Nxd5 Bxd5 24. Be2 Bf6+ 25. Kb1?! { (-5.15 → -7.36) Inaccuracy. Bd4 was best. } (25. Bd4 Be4 26. Bxf6 Rc2+ 27. Ka1 Rxe2 28. Bb2 Bd5 29. Rde1 Rf2 30. Ref1 Rxf1+ 31. Rxf1 f6) 25... Be4+?! { (-7.36 → -5.19) Inaccuracy. Rc3 was best. } (25... Rc3 26. Rxd5) 26. Ka2?? { (-5.19 → Mate in 7) Checkmate is now unavoidable. Bd3 was best. } (26. Bd3 Bd5 27. Bc5 Rfd8 28. Bc2 a5 29. g3 g6 30. Rgf1 axb4 31. Bxb4 Bg7 32. Bd3 h5) 26... Rc2+ 27. Kb1 Rb2+ 28. Kc1 Rc8+ 29. Bc5 Rxe2?! { (Mate in 7 → -11.85) Lost forced checkmate sequence. Rc2+ was best. } (29... Rc2+ 30. Kb1 Rxe2+ 31. Rd3 Bxd3+ 32. Kc1 Bc3 33. Kd1 Rb2 34. Be3 Be2+ 35. Kc1 Bd4#) 30. Rge1?! { (-11.85 → Mate in 1) Checkmate is now unavoidable. Rd6 was best. } (30. Rd6 Ra2 31. Kd1 Rxc5 32. bxc5 Ra1+ 33. Ke2 Rxg1 34. Rxa6 Be7 35. c6 Rc1 36. g3 Bxc6) 30... Rc2+ 31. Kb1 R2xc5+?! { (Mate in 6 → -11.48) Lost forced checkmate sequence. Bg6 was best. } (31... Bg6 32. Rd3 Bxd3 33. Re2 Rxe2+ 34. Kc1 Bc3 35. Bf2 Rxf2 36. Kd1 Rf1#) 32. Rxe4 Rc2 33. Ree1?! { (-11.37 → Mate in 5) Checkmate is now unavoidable. Red4 was best. } (33. Red4 Bxd4) 33... Rb2+ 34. Ka1 Rcc2 35. Rb1 Ra2# { Black wins by checkmate. } 0-1