[Event "independence day DCA open"] [Site "https://lichess.org/pJNSYtVT"] [Date "2020.08.15"] [White "Yuvrajkalia"] [Black "Ashu_Sahu"] [Result "0-1"] [UTCDate "2020.08.15"] [UTCTime "09:00:00"] [WhiteElo "1500"] [BlackElo "1928"] [WhiteRatingDiff "-44"] [BlackRatingDiff "+1"] [Variant "Standard"] [TimeControl "180+2"] [ECO "B30"] [Opening "Sicilian Defense: Old Sicilian"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 { B30 Sicilian Defense: Old Sicilian } 3. Bc4 e6 4. Nc3 a6 5. a3 b5 6. Ba2 Bb7 7. b4? { (-0.30 → -1.72) Mistake. O-O was best. } (7. O-O Nf6 8. d3 Qc7 9. Ne2 Be7 10. Re1 Rd8 11. Bf4 d6) 7... cxb4 8. axb4 Nxb4 9. Ba3?? { (-1.75 → -4.55) Blunder. Bb3 was best. } (9. Bb3 Nf6) 9... Nxa2 10. Rxa2 Bxa3? { (-4.78 → -2.85) Mistake. b4 was best. } (10... b4) 11. Rxa3 b4 12. Qa1?? { (-2.93 → -7.77) Blunder. Rb3 was best. } (12. Rb3 a5 13. d3 Ne7 14. Ne2 d5 15. e5 Nc6 16. Qd2 a4 17. Rb1 Qb6 18. O-O O-O) 12... bxa3 13. Qxa3 Qe7 14. Qa4 Bc6 15. Qd4 Nf6 16. O-O O-O 17. Qe3 d5 18. exd5 Nxd5 19. Nxd5 Bxd5 20. h4 Rac8 21. c3 Qc5 22. d4 Qxc3 23. Qxc3 Rxc3 24. Ne5 a5 25. Ra1 Ra8 26. Nd7 Rc6 27. Ne5 Rb6 28. Nd7 Rd6 29. Ne5 a4 30. Nd3 a3 31. Nb4 a2 32. Kf1 Rb6 33. Nxd5?! { (-13.42 → Mate in 20) Checkmate is now unavoidable. Nxa2 was best. } (33. Nxa2 Bxa2) 33... Rb1+ 34. Rxb1 axb1=Q+ 35. Ke2 Ra2+ 36. Kf3 Qd3+ 37. Kf4 Qxd4+ 38. Kg3 Qxf2+ 39. Kg4 Qxg2+ 40. Kf4 Ra4+ 41. Ke5 Qe4+ 42. Kd6 Qxd5+ 43. Ke7 Ra7+ 44. Ke8 Qa8# { Black wins by checkmate. } 0-1