[Event "CCA RAIGANJ PRACTICE 1 Arena"] [Site "https://lichess.org/2Eqg05Cv"] [Date "2020.04.23"] [White "rounak0403"] [Black "RoyalBengalTiger1281"] [Result "0-1"] [UTCDate "2020.04.23"] [UTCTime "12:16:40"] [WhiteElo "1811"] [BlackElo "1742"] [WhiteRatingDiff "-50"] [BlackRatingDiff "+42"] [Variant "Standard"] [TimeControl "900+15"] [ECO "A46"] [Opening "Yusupov-Rubinstein System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 e6 3. e3 { A46 Yusupov-Rubinstein System } Be7 4. Bd3 b6?! { (0.09 → 0.64) Inaccuracy. d5 was best. } (4... d5 5. O-O O-O 6. b3 b6 7. Nbd2 c5 8. Bb2 Nc6 9. a3) 5. b3 Bb7 6. Bb2 Nc6 7. a3 O-O 8. Nbd2 d6 9. O-O Qd7?! { (0.62 → 1.21) Inaccuracy. Nb8 was best. } (9... Nb8 10. e4 Nfd7 11. c4 c5 12. d5 Bf6 13. Qc2 Bxb2 14. Qxb2 Nf6 15. Rfe1 Nbd7 16. h3) 10. e4 Qd8 11. e5 dxe5 12. dxe5 Nd7 13. Re1 Nc5 14. Bc4 a6 15. b4?! { (0.28 → -0.49) Inaccuracy. Bf1 was best. } (15. Bf1 a5 16. Qe2 f5 17. exf6 Bxf6 18. c3 Qe8 19. b4 Na4 20. Ne4 Qg6 21. Nxf6+ Qxf6) 15... Na4 16. Rb1 b5 17. Bb3 Nxb2 18. Rxb2 Nd4 19. Nxd4 Qxd4 20. Rb1? { (-0.65 → -2.06) Mistake. c3 was best. } (20. c3 Qh4 21. Ne4 Rad8 22. Qf3 c5 23. Nf6+ Bxf6 24. Qxb7 Bg5 25. g3 Qg4 26. bxc5 Bd2) 20... Rad8?! { (-2.06 → -1.44) Inaccuracy. Rfd8 was best. } (20... Rfd8 21. Nf1) 21. Nf3 Qg4 22. Qe2 Rd4?! { (-2.03 → -1.25) Inaccuracy. c5 was best. } (22... c5) 23. h3 Qg6 24. c3 Re4 25. Qf1?? { (-1.73 → -6.32) Blunder. Qc2 was best. } (25. Qc2 c5 26. Red1 c4 27. Ba2 Rf4 28. Qxg6 fxg6 29. Rd7 Bxf3 30. Rxe7 Bxg2 31. Bxc4 bxc4) 25... Rxe1 26. Qxe1 Bxf3 27. Qf1 Be4 28. Rd1 Bc2 29. Bxc2 Qxc2 30. Rd7 Bg5 31. Rxc7 h6 32. Rc6 Bf4 33. g3 Bxe5 34. Rxa6 Rd8 35. Kg2 Rd1 36. Qxb5?! { (-14.09 → Mate in 3) Checkmate is now unavoidable. Qxd1 was best. } (36. Qxd1 Qxd1) 36... Qe4+ 37. f3 Rd2+ 38. Kg1 Qe1+ 39. Qf1 Qxg3+ 40. Kh1 Qh2# { Black wins by checkmate. } 0-1