[Event "BB84 Practice Arena"] [Site "https://lichess.org/RJlXgPN7"] [Date "2023.10.11"] [White "Harshika1"] [Black "krupesh_chess"] [Result "0-1"] [UTCDate "2023.10.11"] [UTCTime "11:35:04"] [WhiteElo "980"] [BlackElo "1067"] [WhiteRatingDiff "-19"] [BlackRatingDiff "+37"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A06"] [Opening "Zukertort Opening: The Potato"] [Termination "Normal"] [Annotator "lichess.org"] 1. a4 d5 2. Nf3 { A06 Zukertort Opening: The Potato } d4?! { (-0.25 → 0.48) Inaccuracy. c5 was best. } (2... c5 3. e3 Nc6 4. d4 cxd4 5. exd4 Bg4 6. c3 e6 7. h3) 3. c4? { (0.48 → -1.02) Mistake. e3 was best. } (3. e3 dxe3 4. fxe3 Nf6 5. Bb5+ c6 6. Be2 g6 7. b3 Bg7) 3... d3?! { (-1.02 → 0.00) Inaccuracy. c5 was best. } (3... c5 4. g3) 4. c5?? { (0.00 → -2.14) Blunder. exd3 was best. } (4. exd3 c5 5. g3 Nc6 6. Nc3 Nf6 7. Bg2 Qxd3 8. Bf1 Qd6 9. Bg2) 4... dxe2?? { (-2.14 → 0.56) Blunder. Nc6 was best. } (4... Nc6 5. a5) 5. Kxe2?? { (0.56 → -2.46) Blunder. Bxe2 was best. } (5. Bxe2 e5 6. d4 exd4 7. O-O Nf6 8. b4 Be7 9. Re1 O-O 10. Ba3 a6 11. Bc4 Nc6) 5... b6? { (-2.46 → -0.86) Mistake. e5 was best. } (5... e5) 6. Ne5? { (-0.86 → -2.20) Mistake. d4 was best. } (6. d4 e6) 6... bxc5? { (-2.20 → -0.94) Mistake. Qd4 was best. } (6... Qd4 7. f4 Nf6 8. Ke1 Qxf4 9. d4 Qh4+ 10. g3 Qe4+ 11. Kf2 Ng4+ 12. Nxg4 Bxg4 13. Qe1) 7. Nxf7?? { (-0.94 → -6.77) Blunder. Ke1 was best. } (7. Ke1 c6 8. Bc4 e6 9. Nc3 Bd6 10. Qe2 Ne7 11. Nf3 Nd7 12. b3 Nd5 13. Nxd5 cxd5) 7... Kxf7 8. d4 c4?! { (-7.78 → -5.24) Inaccuracy. Nf6 was best. } (8... Nf6 9. Ke1) 9. Bg5 c3? { (-5.27 → -3.28) Mistake. Nf6 was best. } (9... Nf6) 10. Bxe7?? { (-3.28 → -15.22) Blunder. Nxc3 was best. } (10. Nxc3 Nf6) 10... cxb2 11. Bxf8 bxa1=Q 12. Bxg7 Kxg7 13. g4 Qxa4 14. g5?! { (-10.83 → Mate in 7) Checkmate is now unavoidable. Qxa4 was best. } (14. Qxa4 Bxg4+) 14... Qxd1+?! { (Mate in 7 → -24.38) Lost forced checkmate sequence. Bg4+ was best. } (14... Bg4+ 15. f3 Bxf3+ 16. Kf2 Qxd1 17. Bd3 Qxd3 18. d5 Qe2+ 19. Kg3 Qxg5+ 20. Kh3 Bg2#) 15. Kxd1 Qxd4+ 16. Ke1 a5 17. Nc3?! { (-22.10 → Mate in 6) Checkmate is now unavoidable. Bg2 was best. } (17. Bg2) 17... Qxc3+ 18. Kd1 a4 19. Ke2?! { (-27.79 → Mate in 5) Checkmate is now unavoidable. f4 was best. } (19. f4 Qf3+) 19... a3 20. Bh3 a2 21. Bxc8 Nd7 22. Bxd7 a1=Q 23. f4 Rd8 24. f5 Rxd7 25. f6+ Qxf6 26. gxf6+ Kxf6? { (Mate in 8 → -9.57) Lost forced checkmate sequence. Qxf6 was best. } (26... Qxf6 27. Rg1+ Kf7 28. Rg3 Qe5+ 29. Kf1 Rd1+ 30. Kf2 Rd2+ 31. Kf3 Qe2+ 32. Kf4 Rd4+ 33. Kg5) 27. Rxa1 Rd8 28. Ra7 h5 29. Rxc7 Re8+ 30. Re7?? { (-6.46 → Mate in 7) Checkmate is now unavoidable. Kf2 was best. } (30. Kf2 Ke5) 30... Rxe7+?! { (Mate in 7 → -77.08) Lost forced checkmate sequence. Nxe7 was best. } (30... Nxe7 31. Kd2 Nf5 32. Kc3 Re3+ 33. Kc4 Rb8 34. Kc5 Rc3+ 35. Kd5 Rd8+ 36. Ke4 Rd4#) 31. Kd1?! { (-77.08 → Mate in 5) Checkmate is now unavoidable. Kd3 was best. } (31. Kd3 Ra7) 31... h4 32. h3 Nh6 33. Kd2 Nf5 34. Kd3 Re1 35. Kc4 Rh1 36. Kc5 Rxh3 37. Kc6 Rc3+ 38. Kb7 h3 39. Ka7 h2 40. Kb7 Rb3+ 41. Ka7 h1=Q 42. Ka6 Qa8# { Black wins by checkmate. } 0-1