[Event "BC Junior Championship Stage 1"] [Site "https://lichess.org/PfYVpINE"] [Date "2020.08.15"] [White "rBEckErCHess"] [Black "Sebastian3226"] [Result "0-1"] [UTCDate "2020.08.15"] [UTCTime "08:21:18"] [WhiteElo "1664"] [BlackElo "1699"] [WhiteRatingDiff "-23"] [BlackRatingDiff "+35"] [Variant "Standard"] [TimeControl "3600+0"] [ECO "A58"] [Opening "Benko Gambit Accepted: Fully Accepted Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 { A58 Benko Gambit Accepted: Fully Accepted Variation } Bxa6 6. Nc3 g6 7. Qa4? { (0.66 → -0.85) Mistake. e4 was best. } (7. e4 Qa5 8. Bd2 Bxf1 9. Kxf1 d6 10. g3 Bg7 11. a4 O-O) 7... Bg7 8. e3?? { (-0.64 → -7.11) Blunder. Qc2 was best. } (8. Qc2 e6 9. e4 O-O 10. Nf3 exd5 11. e5 Ng4 12. Bxa6 Nxa6) 8... Bxf1 9. Qxa8 Bxg2 10. f3 Bxh1 11. Nce2 Nh5 12. Kf2 Qc7 13. Ng3 Nxg3 14. hxg3 O-O?! { (-8.43 → -5.86) Inaccuracy. h5 was best. } (14... h5) 15. Qa4 c4 16. e4? { (-5.35 → -14.72) Mistake. Bd2 was best. } (16. Bd2 Bxb2 17. Rb1 Bg7 18. Rd1 c3 19. Bc1 c2 20. Re1 Rc8 21. Qh4 d6 22. Qxh1 Nd7) 16... Bd4+ 17. Kf1?! { (-14.16 → Mate in 9) Checkmate is now unavoidable. Be3 was best. } (17. Be3 Bxe3+) 17... Qc5? { (Mate in 9 → -9.07) Lost forced checkmate sequence. Qxg3 was best. } (17... Qxg3 18. Ke2 Qf2+ 19. Kd1 Qxg1+ 20. Kc2 Bxf3 21. Kb1 Bxe4+ 22. Qc2 Qg2 23. Bd2 Qf1+ 24. Bc1) 18. Ne2 Bxf3 19. Nxd4 Qxd4 20. Qc2 Qd1+?? { (-11.92 → -3.72) Blunder. Bxe4 was best. } (20... Bxe4 21. Qc3 Qd1+ 22. Kf2 Qh1 23. Bf4 Qxa1 24. Bh6 f6 25. Qxc4 Qxb2+ 26. Ke3 f5 27. d6+) 21. Qxd1 Bxd1 22. a4?? { (-3.04 → -6.10) Blunder. Bh6 was best. } (22. Bh6 Bf3 23. Bxf8 Kxf8 24. b3 Bxe4 25. bxc4 e6 26. dxe6 dxe6 27. Kf2 Ke7 28. a4 Na6) 22... d6? { (-6.10 → -3.59) Mistake. Bc2 was best. } (22... Bc2 23. e5) 23. a5? { (-3.59 → -6.65) Mistake. Bh6 was best. } (23. Bh6) 23... Na6? { (-6.65 → -3.61) Mistake. Bc2 was best. } (23... Bc2 24. e5) 24. Ke1?? { (-3.61 → -8.41) Blunder. Bh6 was best. } (24. Bh6 Bc2) 24... Bf3 25. Kd2 Bxe4 26. Kc3 Bxd5 27. Bh6 Rb8 28. Re1 e5 29. Bg5 Rb3+ 30. Kc2 Nb4+ 31. Kb1?! { (-15.37 → Mate in 19) Checkmate is now unavoidable. Kd1 was best. } (31. Kd1 Rxb2) 31... Be6?! { (Mate in 19 → -11.16) Lost forced checkmate sequence. c3 was best. } (31... c3 32. Bc1 c2+ 33. Ka1 Rd3 34. Re2 Rd1 35. Rxc2 Nxc2+ 36. Kb1 Nb4 37. b3 Be4+ 38. Kb2) 32. Be7?! { (-11.16 → Mate in 10) Checkmate is now unavoidable. Rc1 was best. } (32. Rc1 Rxg3) 32... Bf5+ 33. Ka1 Nc2+ 34. Ka2 Nxe1 35. Bxd6 Nc2?! { (Mate in 16 → -71.66) Lost forced checkmate sequence. Nd3 was best. } (35... Nd3 36. Ba3 Nb4+ 37. Bxb4 Rxb4 38. Ka3 Rb3+ 39. Ka2 Rxg3 40. Ka1 Rg2 41. a6 Bd3 42. a7) 36. a6?! { (-71.66 → Mate in 14) Checkmate is now unavoidable. g4 was best. } (36. g4) 36... Be4 37. a7 Ba8?! { (Mate in 13 → -19.87) Lost forced checkmate sequence. Nb4+ was best. } (37... Nb4+ 38. Bxb4 Rxb4 39. a8=R+ Bxa8 40. Ka3 Rb3+ 41. Ka2 Rxg3 42. Ka1 Rg2 43. Kb1 Be4+ 44. Ka1) 38. Bxe5?! { (-19.87 → Mate in 19) Checkmate is now unavoidable. Bc5 was best. } (38. Bc5 Be4) 38... Be4?! { (Mate in 19 → -18.55) Lost forced checkmate sequence. Nb4+ was best. } (38... Nb4+ 39. Kb1 Be4+ 40. Kc1 Nd3+ 41. Kd2 Nxe5 42. Ke2 Rxg3 43. Kf2 Rb3 44. Ke2 c3 45. bxc3) 39. g4?! { (-18.55 → Mate in 13) Checkmate is now unavoidable. Bc3 was best. } (39. Bc3 Ne3) 39... Rh3?! { (Mate in 13 → -16.91) Lost forced checkmate sequence. Nb4+ was best. } (39... Nb4+ 40. Ka1 Rf3 41. b3 Rxb3 42. Bb2 c3 43. a8=R+ Bxa8 44. Bxc3 Rxc3 45. Kb2 Rg3 46. g5) 40. g5?! { (-16.91 → Mate in 2) Checkmate is now unavoidable. Bc3 was best. } (40. Bc3 Rg3) 40... Nb4+ 41. Ka1 Rh1# { Black wins by checkmate. } 0-1