[Event "IITH Chess Open Arena"] [Site "https://lichess.org/ifTs4jsm"] [Date "2020.08.23"] [White "Srigirisathvika"] [Black "Deep_kun"] [Result "0-1"] [UTCDate "2020.08.23"] [UTCTime "10:00:02"] [WhiteElo "1757"] [BlackElo "1750"] [WhiteRatingDiff "-19"] [BlackRatingDiff "+12"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C25"] [Opening "Vienna Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nc3 { C25 Vienna Game } Bb4 3. Bc4 Bxc3 4. bxc3 Qf6?! { (0.29 → 0.97) Inaccuracy. Nf6 was best. } (4... Nf6 5. d4 Nc6 6. Bg5 h6 7. Bxf6 Qxf6 8. Ne2 O-O 9. O-O) 5. Nf3?! { (0.97 → 0.20) Inaccuracy. d4 was best. } (5. d4) 5... d6 6. O-O Qg6? { (0.30 → 1.73) Mistake. h6 was best. } (6... h6) 7. d3?! { (1.73 → 0.64) Inaccuracy. d4 was best. } (7. d4 Be6 8. Bd3 Bg4 9. Rb1 b6 10. Ba3 Ne7 11. dxe5 dxe5 12. Nxe5 Bxd1 13. Nxg6 hxg6) 7... h5? { (0.64 → 2.03) Mistake. Nf6 was best. } (7... Nf6 8. Nh4 Qh5 9. Qxh5 Nxh5 10. Rb1 Nd7 11. Be3 Nb6 12. Bb3 O-O 13. a4 a5 14. Bxb6) 8. Nh4? { (2.03 → 0.84) Mistake. Ng5 was best. } (8. Ng5 Be6 9. Nxe6 fxe6 10. Rb1 b6 11. d4 Nd7 12. dxe5 dxe5 13. Ba3 O-O-O 14. Qe2 Nb8) 8... Qf6 9. Nf5 g6?! { (0.89 → 1.61) Inaccuracy. Bxf5 was best. } (9... Bxf5 10. exf5) 10. Ng3?! { (1.61 → 0.53) Inaccuracy. Ne3 was best. } (10. Ne3 Ne7 11. d4 Nbc6 12. Rb1 O-O 13. Nd5 Nxd5 14. Bxd5 exd4 15. cxd4 Qxd4 16. Qf3 Qg7) 10... h4 11. Ba3?? { (0.44 → -1.35) Blunder. Nh1 was best. } (11. Nh1 h3 12. g3 Be6 13. Bb3 Nc6 14. f3 O-O-O 15. Nf2 g5 16. Qd2 Rh5 17. Ng4 Qg7) 11... hxg3?? { (-1.35 → 2.14) Blunder. h3 was best. } (11... h3 12. f3) 12. fxg3 Qg5 13. Qe1?? { (2.02 → -2.83) Blunder. Bxf7+ was best. } (13. Bxf7+ Kd8 14. Bc1 Qh5 15. Qxh5 gxh5 16. Bg5+ Ne7 17. Bc4 b5 18. Bd5 c6 19. Rf7 Re8) 13... Nf6?? { (-2.83 → 4.67) Blunder. f5 was best. } (13... f5) 14. Bc1?? { (4.67 → -0.29) Blunder. h4 was best. } (14. h4) 14... Qh5 15. Rxf6 Qxh2+ 16. Kf2 Rh3?? { (-0.44 → 3.85) Blunder. Rf8 was best. } (16... Rf8 17. Qe3 Nd7 18. Rf3 Nb6 19. Qh6 Qxh6 20. Bxh6 Bg4 21. Bxf8 Bxf3 22. gxf3 Kxf8 23. Rh1) 17. Qg1?? { (3.85 → -2.54) Blunder. Qe3 was best. } (17. Qe3 Rh7 18. Qf3 Qh5 19. Bxf7+ Rxf7 20. Rxf7 Qxf3+ 21. Rxf3 Be6 22. Bg5 Bg4 23. Rf6 Nd7) 17... Qxg3+ 18. Ke2?? { (-2.21 → -6.17) Blunder. Kf1 was best. } (18. Kf1 Rh7) 18... Bg4+? { (-6.17 → -3.79) Mistake. Qg4+ was best. } (18... Qg4+ 19. Kd2) 19. Kd2?? { (-3.79 → -10.66) Blunder. Kf1 was best. } (19. Kf1 Rh7) 19... Rh2 20. Rf2 f5?? { (-12.20 → -4.17) Blunder. Rh1 was best. } (20... Rh1) 21. Ba3 f4 22. Kc1 Nc6?! { (-4.05 → -2.97) Inaccuracy. f3 was best. } (22... f3 23. Kb2 Rxg2 24. Rxg2 fxg2 25. Qc1 Qf4 26. Qe1 Bh3 27. d4 Nd7 28. Bb5 a6 29. Bxd7+) 23. Rb1?! { (-2.97 → -4.12) Inaccuracy. Kb2 was best. } (23. Kb2 O-O-O 24. Rd2 g5 25. Qf2 Qxf2 26. Rxf2 Bd7 27. Rg1 g4 28. Bd5 g3 29. Rff1 Bg4) 23... Qe3+?! { (-4.12 → -2.86) Inaccuracy. f3 was best. } (23... f3 24. Rxb7) 24. Kb2 Rh5 25. Re1 Qb6+ 26. Bb3 Na5 27. Rd2 c5 28. Ka1 Nxb3+ 29. cxb3 Qa5 30. Bc1?? { (-1.49 → -4.30) Blunder. Bb2 was best. } (30. Bb2 O-O-O 31. Qf2 Kb8 32. d4 Be6 33. Kb1 c4 34. dxe5 Qxe5 35. bxc4 Bxc4 36. Qd4 Qb5) 30... Qxc3+ 31. Kb1 a5 32. Red1?! { (-4.20 → -6.23) Inaccuracy. g3 was best. } (32. g3) 32... a4 33. Rc2 Qb4 34. Rc4 Qb5 35. Rd2 axb3 36. a4 Rxa4 37. Bb2 Ke7 38. Qf1 Qa5 39. Bc3?! { (-10.72 → Mate in 10) Checkmate is now unavoidable. Rxa4 was best. } (39. Rxa4 Qxd2 40. Ka1 Rh2 41. Qb1 Rxg2 42. Bc1 Qe1 43. Bb2 Qf2 44. Rc4 Qd2 45. Ra4 Be6) 39... Qa6? { (Mate in 10 → -8.61) Lost forced checkmate sequence. Ra1+ was best. } (39... Ra1+ 40. Bxa1 Qxd2 41. Bb2 Be2 42. Rc3 Bxf1 43. Rxb3 Bxd3+ 44. Rxd3 Qxd3+ 45. Ka2 Qc2 46. g3) 40. Rf2 Ra2 41. Rxf4?! { (-12.77 → Mate in 7) Checkmate is now unavoidable. Bb2 was best. } (41. Bb2 Be6) 41... exf4 42. e5 d5 43. Rxf4 Bf5 44. Rf3 Rc2 45. d4 Qa2# { Black wins by checkmate. } 0-1