[Event "IITH Chess Open Arena"] [Site "https://lichess.org/4QFc9r1Q"] [Date "2020.08.23"] [White "Deep_kun"] [Black "Srigirisathvika"] [Result "1-0"] [UTCDate "2020.08.23"] [UTCTime "10:55:02"] [WhiteElo "1758"] [BlackElo "1720"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-15"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B00"] [Opening "Owen Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 b6?! { (0.13 → 0.79) Inaccuracy. c5 was best. } { B00 Owen Defense } (1... c5 2. Nf3 e6 3. Be2 Nc6 4. c4 Nf6 5. Nc3 d5 6. exd5) 2. Bc4?! { (0.79 → 0.05) Inaccuracy. d4 was best. } (2. d4 Bb7 3. Bd3 e6 4. Nf3 c5 5. c3 d5 6. e5 Nc6) 2... Nf6?! { (0.05 → 0.92) Inaccuracy. Bb7 was best. } (2... Bb7 3. Nf3 e6 4. Nc3 Nf6 5. d3 Bb4 6. O-O Bxc3 7. bxc3) 3. Nc3?! { (0.92 → 0.13) Inaccuracy. e5 was best. } (3. e5 d5) 3... e6 4. e5 h5?? { (0.62 → 3.70) Blunder. d5 was best. } (4... d5 5. exf6) 5. f3?? { (3.70 → -0.52) Blunder. exf6 was best. } (5. exf6 Qxf6 6. d4 Bb7 7. d5 Bb4 8. Bd2 exd5 9. Bxd5 c6 10. Bc4 d5 11. Bd3 Qe7+) 5... Nd5?! { (-0.52 → 0.16) Inaccuracy. d5 was best. } (5... d5 6. Be2) 6. Bxd5 c6?? { (-0.09 → 4.80) Blunder. exd5 was best. } (6... exd5 7. d4 d6 8. f4 dxe5 9. fxe5 Qh4+ 10. g3 Qg4 11. Nge2 Bb4 12. Bf4 Bxc3+ 13. Nxc3) 7. Be4 d5 8. Bd3?! { (4.66 → 3.59) Inaccuracy. exd6 was best. } (8. exd6 f5 9. Bd3 Bxd6 10. Qe2 Qe7 11. Nh3 e5 12. a4 g5 13. Bc4 g4 14. Nf2 Bc5) 8... Nd7 9. f4 b5 10. b4?! { (4.84 → 3.16) Inaccuracy. Be2 was best. } (10. Be2 b4) 10... a5 11. bxa5 Nc5 12. Ba3?? { (3.21 → -1.60) Blunder. Nf3 was best. } (12. Nf3) 12... Qxa5?? { (-1.60 → 3.62) Blunder. Nxd3+ was best. } (12... Nxd3+ 13. cxd3) 13. Bxc5 Bxc5 14. g4?? { (3.55 → 0.74) Blunder. Nce2 was best. } (14. Nce2 b4 15. Nf3 Bd7 16. c3 bxc3 17. Nxc3 h4 18. h3 Qb4 19. Ne2 Qb6 20. Bc2 Ra3) 14... Qd8?? { (0.74 → 3.37) Blunder. b4 was best. } (14... b4 15. Nce2 hxg4 16. Nc1 g3 17. Qf3 Rxh2 18. Rxh2 gxh2 19. Nh3 Bd4 20. Nb3 Qa7 21. Rd1) 15. h4?? { (3.37 → -0.67) Blunder. g5 was best. } (15. g5 Ra3) 15... b4 16. Nce2 Ra3?? { (-0.27 → 2.66) Blunder. hxg4 was best. } (16... hxg4 17. h5) 17. Nc1?? { (2.66 → 0.00) Blunder. gxh5 was best. } (17. gxh5) 17... Bxg1 18. Rxg1 Qxh4+ 19. Kf1 Qh2?? { (0.00 → 1.70) Blunder. Qh3+ was best. } (19... Qh3+ 20. Rg2 Qh1+ 21. Rg1) 20. Nb3?? { (1.70 → -0.36) Blunder. Qf3 was best. } (20. Qf3) 20... g6?? { (-0.36 → 2.50) Blunder. Qxf4+ was best. } (20... Qxf4+ 21. Kg2) 21. f5?? { (2.50 → 0.00) Blunder. Qf3 was best. } (21. Qf3 hxg4 22. Rxg4 c5 23. Nxc5 Qxd2 24. Nb3 Qh2 25. Rg2 Qh4 26. Ke2 Ba6 27. Kd2 Bxd3) 21... exf5?? { (0.00 → 1.79) Blunder. Qf4+ was best. } (21... Qf4+ 22. Kg2 hxg4 23. Rh1 Rxh1 24. Qxh1 Qf3+ 25. Kg1 Qxh1+ 26. Kxh1 exf5 27. Kg2 Ke7 28. Rh1) 22. gxf5 Qf4+ 23. Kg2 Rg8? { (0.54 → 2.25) Mistake. c5 was best. } (23... c5 24. Qf1 Qg4+ 25. Kf2 Qf4+ 26. Ke1 Qxe5+ 27. Qe2 Qxe2+ 28. Bxe2 Bxf5 29. Nxc5 Bxc2 30. Kf2) 24. f6?? { (2.25 → 0.48) Blunder. Qf1 was best. } (24. Qf1 gxf5+ 25. Kh3 Qxf1+ 26. Rgxf1 Rg4 27. Be2 Re4 28. Bxh5 Rxe5 29. Bf3 Re7 30. Kg3 Rea7) 24... Kd8?? { (0.48 → 3.32) Blunder. Qg5+ was best. } (24... Qg5+ 25. Kf2) 25. Qe2 Bg4? { (2.65 → 5.23) Mistake. Re8 was best. } (25... Re8 26. Rge1) 26. Qe3?? { (5.23 → 1.32) Blunder. Raf1 was best. } (26. Raf1) 26... g5?? { (1.32 → 13.50) Blunder. Qxe3 was best. } (26... Qxe3) 27. Raf1?? { (13.50 → 1.51) Blunder. Qb6+ was best. } (27. Qb6+) 27... Bf3+?? { (1.51 → 9.66) Blunder. Qxe3 was best. } (27... Qxe3 28. dxe3 Re8 29. Nd4 Kc7 30. Bf5 Bxf5 31. Nxf5 Rxe5 32. Nh6 Rexe3 33. Nxf7 Rg3+ 34. Kf2) 28. Qxf3 Rxa2 29. Qxh5 Rxc2 30. Bxc2 Qxe5 31. Qxf7 Rh8 32. Rh1 Rh4?! { (34.61 → Mate in 8) Checkmate is now unavoidable. Qe2+ was best. } (32... Qe2+ 33. Kg3) 33. Rxh4 gxh4 34. Nc5?? { (Mate in 7 → 0.00) Lost forced checkmate sequence. Bf5 was best. } (34. Bf5 Qe2+ 35. Kg1 Qe8 36. Qb7 Qg8+ 37. Kh1 Qg2+ 38. Kxg2 h3+ 39. Kh2 d4 40. Qc8#) 34... Qe2+?? { (0.00 → Mate in 8) Checkmate is now unavoidable. Qg3+ was best. } (34... Qg3+ 35. Kh1 Qh3+ 36. Kg1 Qg3+) 35. Rf2 Qg4+ 36. Kf1 Qc4+ 37. Nd3 Qb5 38. Qe7+ Kc8 39. f7 Qb6 40. f8=Q+ Qd8 41. Qfxd8# { White wins by checkmate. } 1-0