[Event "SENIOR BOYS INTER SCHOOL 2021"] [Site "https://lichess.org/bbUCzQdO"] [Date "2021.07.22"] [White "devanshtyagi_3a_rpk"] [Black "Yojit_Kumar_AIS"] [Result "0-1"] [UTCDate "2021.07.22"] [UTCTime "04:00:00"] [WhiteElo "1487"] [BlackElo "1748"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+101"] [Variant "Standard"] [TimeControl "1500+5"] [ECO "A00"] [Opening "Polish Opening: Grigorian Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. b4 Nc6 { A00 Polish Opening: Grigorian Variation } 2. a3 e5 3. Bb2 e4 4. d3 d5 5. dxe4 dxe4 6. Qc1 Nxb4?? { (0.00 → 2.63) Blunder. Nf6 was best. } (6... Nf6 7. e3 Bd6 8. Nd2 Qe7 9. Nc4 Ne5 10. Nxd6+ cxd6 11. Ne2 Be6 12. Nf4 Rc8 13. Bxe5) 7. axb4 Bg4?! { (2.77 → 4.04) Inaccuracy. Bxb4+ was best. } (7... Bxb4+ 8. c3) 8. f3?! { (4.04 → 2.70) Inaccuracy. b5 was best. } (8. b5) 8... e3?? { (2.70 → 6.12) Blunder. Be6 was best. } (8... Be6 9. c3) 9. fxg4 Bxb4+ 10. c3 Bc5 11. Ra5 b6 12. Ra4 b5 13. Re4+ Ne7 14. Re5 Qd6 15. Rh5 Rd8 16. Na3?! { (5.48 → 4.31) Inaccuracy. g3 was best. } (16. g3 O-O 17. Nf3 f5 18. Bg2 fxg4 19. Nd4 g6 20. Rxc5 Qxc5 21. Ba3 Qe5 22. Bxe7 Qxe7) 16... g6 17. Rh3?! { (4.35 → 3.21) Inaccuracy. Rxc5 was best. } (17. Rxc5 Qxc5 18. g3 f5 19. gxf5 Nxf5 20. Bg2 O-O 21. Nf3 a5 22. Nc2 Rfe8 23. O-O Qc4) 17... b4? { (3.21 → 6.02) Mistake. Nd5 was best. } (17... Nd5) 18. Nc2?! { (6.02 → 4.10) Inaccuracy. Nc4 was best. } (18. Nc4 Qe6) 18... Nd5 19. Nxe3 Bxe3? { (3.77 → 6.59) Mistake. bxc3 was best. } (19... bxc3 20. Nxd5) 20. Rxe3+ Nxe3 21. Qxe3+ Kf8 22. Qh6+ Kg8 23. c4 Qd2+ 24. Kf2?? { (15.58 → -7.19) Blunder. Qxd2 was best. } (24. Qxd2) 24... Qxb2?? { (-7.19 → -3.13) Blunder. Qxh6 was best. } (24... Qxh6) 25. g3 Qd4+ 26. Kg2?? { (-2.78 → -5.90) Blunder. e3 was best. } (26. e3 Qb2+) 26... Qxc4? { (-5.90 → -3.35) Mistake. b3 was best. } (26... b3) 27. Qg5? { (-3.35 → -5.69) Mistake. Nf3 was best. } (27. Nf3 b3) 27... Rd1 28. Nf3? { (-4.74 → -8.09) Mistake. Qe7 was best. } (28. Qe7 h5) 28... h6?? { (-8.09 → -3.55) Blunder. h5 was best. } (28... h5 29. Qe5 hxg4 30. Ng5 Qc6+ 31. Qe4 Qxe4+ 32. Nxe4 Kg7 33. Nf2 Rb1 34. Nxg4 b3 35. e4) 29. Qe3? { (-3.55 → -5.64) Mistake. Qe5 was best. } (29. Qe5 Rd5) 29... Qxg4?? { (-5.64 → -2.52) Blunder. b3 was best. } (29... b3) 30. h3?? { (-2.52 → -5.31) Blunder. Qxa7 was best. } (30. Qxa7 Kg7) 30... Qc4?! { (-5.31 → -3.70) Inaccuracy. Qe6 was best. } (30... Qe6 31. Qxa7) 31. Qxa7? { (-3.70 → -7.22) Mistake. Kh2 was best. } (31. Kh2 Kh7) 31... b3 32. Qb8+ Kg7 33. Ne5 Qd5+ 34. Nf3 Rxb8 35. g4 b2 36. Kg3 b1=Q 37. Bg2 Rxh1 38. Bxh1 Qxh1 39. Kf2 Qc5+ 40. Kg3 Qd6+ 41. Kf2 Rb1 42. Nh4 Qf1+ 43. Ke3 Qxh3+ 44. Nf3 Rb3+ 45. Kf2 Qhg3+ 46. Kf1 Qd1+ 47. Ne1 Qdxe1# { Black wins by checkmate. } 0-1