[Event "KSCA Weekly Challenge Arena"] [Site "https://lichess.org/LChmynl9"] [Date "2023.12.11"] [White "alex_KSCC-79"] [Black "senon_kolonne"] [Result "0-1"] [UTCDate "2023.12.11"] [UTCTime "14:57:55"] [WhiteElo "1670"] [BlackElo "1627"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+35"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Accelerated London System } Nf6 3. e3 Nc6 4. Nf3 e6 5. c3 Bd6 { Black offers draw } 6. Bg3 O-O 7. Bd3 b6 8. Qe2 Bb7 9. Ne5 Qe7 10. Nd2 Na5?? { (0.10 → 2.16) Blunder. Bxe5 was best. } (10... Bxe5 11. dxe5 Nd7 12. f4 Nc5 13. Nf3 f6 14. exf6 Nxd3+ 15. Qxd3 Qxf6 16. O-O-O) 11. b4? { (2.16 → 0.63) Mistake. Bh4 was best. } (11. Bh4 Nc4 12. Ndxc4 dxc4 13. Nxc4 e5 14. f3 Qe6 15. dxe5 Bxe5 16. Nxe5 Qxe5) 11... Nc6?! { (0.63 → 1.21) Inaccuracy. Nc4 was best. } (11... Nc4 12. Bxc4 dxc4 13. Bh4 a5 14. bxa5 Rxa5 15. Ndxc4 Ra4 16. Ng4 Ba6 17. Nxf6+) 12. Qd1?! { (1.21 → 0.26) Inaccuracy. b5 was best. } (12. b5 Nb8 13. Bh4 Qd8 14. f4 a6 15. Bxf6 Qxf6 16. Ndf3 axb5 17. Ng5 h6) 12... Rac8 13. Qc2 h6 14. Bh4?? { (0.61 → -2.28) Blunder. f4 was best. } (14. f4 Nb8 15. Bh4 c5 16. bxc5 bxc5 17. O-O cxd4 18. exd4 Qc7 19. Bxf6 Qxc3) 14... Qd8?? { (-2.28 → 0.42) Blunder. Nxe5 was best. } (14... Nxe5 15. dxe5 Bxe5 16. f4 Bd6 17. O-O c5 18. bxc5 Bxc5 19. Rae1 Qd8 20. Nf3) 15. Bh7+?! { (0.42 → -0.27) Inaccuracy. f4 was best. } (15. f4 Be7 16. O-O Nxe5 17. fxe5 Ne4 18. Bxe7 Qxe7 19. Nxe4 dxe4 20. Bxe4 Bxe4) 15... Kh8 16. Bxf6?! { (-0.11 → -0.79) Inaccuracy. Nxc6 was best. } (16. Nxc6 Bxc6) 16... Qxf6 17. Nxc6 Bxc6 18. Bd3 Bb7 19. Nf3 c5 20. h4?? { (-0.47 → -3.08) Blunder. Qd2 was best. } (20. Qd2 g5 21. O-O Rc7 22. bxc5 bxc5 23. Rab1 Rg8 24. Qe2 g4 25. Nd2 h5) 20... cxb4 21. Rc1 bxc3 22. Qb3 Qe7 23. g4? { (-2.28 → -3.78) Mistake. O-O was best. } (23. O-O e5 24. Nxe5 Bxe5 25. dxe5 Qxe5 26. Qb4 Rc5 27. Rc2 Qf6 28. Rb1 Rd8) 23... g6?! { (-3.78 → -2.49) Inaccuracy. e5 was best. } (23... e5 24. Bf5 Rc4 25. dxe5 Bxe5 26. Rd1 Rc7 27. Rh3) 24. Qb1?! { (-2.49 → -3.47) Inaccuracy. h5 was best. } (24. h5 Kg7 25. hxg6 fxg6 26. Nh4 Qf6 27. Rc2 g5 28. Ng6 Rf7 29. Rh3 e5) 24... Kg7 25. g5 h5 26. Ne5?! { (-3.67 → -4.76) Inaccuracy. Rh3 was best. } (26. Rh3 Bc6 27. Qb3 b5 28. Rxc3 Bb4 29. a3 Bxc3+ 30. Qxc3) 26... a6? { (-4.76 → -2.75) Mistake. Bxe5 was best. } (26... Bxe5 27. dxe5 d4 28. Rh3 Rfd8 29. Qb5 Qa3 30. Rc2 Bc6 31. Qb3 Qa5 32. exd4) 27. Rf1? { (-2.75 → -4.56) Mistake. f4 was best. } (27. f4 b5 28. O-O Qe8 29. Rc2 b4 30. a3 a5 31. Ra2 Ra8 32. axb4 axb4) 27... b5?! { (-4.56 → -3.14) Inaccuracy. Bxe5 was best. } (27... Bxe5 28. dxe5 Qc5 29. a3 Qxa3 30. Qa1 Qc5 31. Qa4 d4 32. exd4 Qd5 33. Qb4) 28. Qc2?! { (-3.14 → -4.81) Inaccuracy. f4 was best. } (28. f4 Qe8) 28... b4?! { (-4.81 → -3.48) Inaccuracy. Bxe5 was best. } (28... Bxe5 29. dxe5 Qc5 30. Qe2 d4 31. e4 Qxe5 32. f4 Qd6 33. Rc2 Rfe8 34. e5) 29. f4 a5 30. f5?! { (-3.43 → -5.30) Inaccuracy. Qh2 was best. } (30. Qh2 Bc6 31. Nxc6 Rxc6 32. Bb5 Qb7 33. Ba4 Rc4 34. Rc2 Qa6 35. Qe2) 30... exf5 31. Rd1 Rfe8 32. Nf3?? { (-5.66 → Mate in 3) Checkmate is now unavoidable. Rxf5 was best. } (32. Rxf5 gxf5 33. Qf2 Bxe5 34. Kf1 Rh8 35. dxe5 Qxe5 36. Bxf5) 32... Qxe3+ 33. Qe2 Qxe2+?? { (Mate in 2 → -6.53) Lost forced checkmate sequence. Bg3+ was best. } (33... Bg3+ 34. Rf2 Qxf2#) 34. Bxe2 Bf4 35. Nd2 Re3 36. Kf2 Rce8 37. Rde1 Bd6 38. Nb3 f6 39. Kg2 Rg3+ 40. Kf2 Ree3 41. Nxa5 Rh3 42. Nxb7 Bg3+ 43. Kxe3 Bxe1+ 44. Kf4?? { (-3.86 → Mate in 1) Checkmate is now unavoidable. Bf3 was best. } (44. Bf3 Bxh4) 44... Rxh4+?? { (Mate in 1 → -3.96) Lost forced checkmate sequence. Bd2# was best. } (44... Bd2#) 45. Ke3 Re4+?! { (-4.15 → -2.76) Inaccuracy. Rh3+ was best. } (45... Rh3+ 46. Bf3 Bd2+ 47. Ke2 fxg5 48. Bxd5 h4 49. Nd8 g4 50. Rh1 Re3+ 51. Kd1) 46. Kd3 Bd2 47. Nd6?? { (-2.26 → -5.26) Blunder. gxf6+ was best. } (47. gxf6+ Kxf6 48. Bf3 Re3+ 49. Kc2 Rxf3 50. Rxf3 g5 51. Rh3 g4 52. Rxh5 g3) 47... Re6?! { (-5.26 → -3.91) Inaccuracy. Re3+ was best. } (47... Re3+ 48. Kc2 Rxe2 49. Kd3 Rg2 50. Ne8+ Kf7 51. Nd6+ Ke7 52. Nc8+ Ke6 53. Rb1) 48. gxf6+ Kxf6 49. Nb5?! { (-3.76 → -5.44) Inaccuracy. Nxf5 was best. } (49. Nxf5 gxf5) 49... g5?? { (-5.44 → -0.05) Blunder. Re3+ was best. } (49... Re3+ 50. Kc2 Rxe2 51. Kd3 Re1 52. Rf2 Be3 53. a3 bxa3 54. Ra2 c2 55. Kxc2) 50. Nc7?? { (-0.05 → -4.62) Blunder. Bxh5 was best. } (50. Bxh5) 50... Re7?? { (-4.62 → 4.06) Blunder. Re3+ was best. } (50... Re3+ 51. Kc2 Rxe2 52. Nxd5+ Kg6 53. Nxb4 g4 54. a4 g3 55. Nd5 h4 56. Kd3) 51. Nxd5+ Ke6 52. Nxe7 Kxe7 53. Kc4?? { (4.01 → -0.52) Blunder. Rxf5 was best. } (53. Rxf5 g4 54. Rxh5 g3 55. Bf3 Kd6 56. Rh4 Kc7 57. Rg4 Be1 58. Kc2 Bf2) 53... Kf6?? { (-0.52 → 2.33) Blunder. c2 was best. } (53... c2 54. Bd3) 54. Bxh5?? { (2.33 → -0.09) Blunder. Bd3 was best. } (54. Bd3 f4 55. Rh1 h4 56. Be4 f3 57. Kd3 f2 58. Ke2 Be1 59. Kf3 Kf7) 54... g4?? { (-0.09 → 3.14) Blunder. c2 was best. } (54... c2 55. Be2) 55. Kd3 Kg5 56. Be8 f4 57. a4?! { (3.07 → 1.92) Inaccuracy. Bc6 was best. } (57. Bc6 Be3 58. Be4 b3 59. axb3 c2 60. Kxc2 Bxd4 61. b4 Be3 62. Kd3 Kh4) 57... bxa3 58. Bf7?? { (1.78 → 0.08) Blunder. d5 was best. } (58. d5) 58... g3?? { (0.08 → 3.21) Blunder. f3 was best. } (58... f3 59. Be6) 59. Ba2?? { (3.21 → -3.87) Blunder. Bd5 was best. } (59. Bd5) 59... Kg4?? { (-3.87 → 2.25) Blunder. g2 was best. } (59... g2) 60. Ke4?? { (2.25 → -5.30) Blunder. Bd5 was best. } (60. Bd5 Kh3 61. Rh1+ Kg4 62. Ke2 Be3 63. Bf3+ Kg5 64. Kd3 c2 65. Kxc2 Bxd4) 60... f3?? { (-5.30 → -0.15) Blunder. c2 was best. } (60... c2 61. Be6+ Kg5 62. Kf3 c1=R 63. Rxc1 Bxc1 64. Bb3 Bb2 65. d5 Be5 66. d6) 61. Rxf3?? { (-0.15 → -4.94) Blunder. Be6+ was best. } (61. Be6+ Kg5 62. Kxf3 c2 63. Kxg3 c1=Q 64. Rxc1 Bxc1 65. Bb3 Be3 66. d5 Bf4+) 61... c2 62. Rf1 c1=Q 63. Rxc1 Bxc1 64. d5?! { (-4.82 → -7.78) Inaccuracy. Be6+ was best. } (64. Be6+ Kh4 65. Kf3 Bb2 66. Kg2 Bxd4 67. Bb3 Be5 68. Ba2 Bd6 69. Bb3 Bf4) 64... g2 65. d6 g1=Q 66. d7 Bg5 67. d8=Q Bxd8 68. Bb3? { (-7.34 → Mate in 6) Checkmate is now unavoidable. Be6+ was best. } (68. Be6+ Kg3 69. Bd5 Qg2+ 70. Ke5 Qxd5+ 71. Kxd5 Kg2 72. Kc4 a2 73. Kb3 a1=Q) 68... Qe1+?! { (Mate in 6 → -10.94) Lost forced checkmate sequence. Qb1+ was best. } { White resigns. } (68... Qb1+ 69. Ke5 Qxb3 70. Ke4 a2 71. Ke5 a1=Q+ 72. Kd6 Qd4+ 73. Kc6 Qbb6#) 0-1