[Event "K-3 Under 500"] [Site "https://lichess.org/1HkCWHKt"] [Date "2021.03.13"] [White "jupiter79"] [Black "coYYco"] [Result "0-1"] [UTCDate "2021.03.13"] [UTCTime "16:00:04"] [WhiteElo "1500"] [BlackElo "1201"] [WhiteRatingDiff "-520"] [BlackRatingDiff "+79"] [Variant "Standard"] [TimeControl "1500+5"] [ECO "D05"] [Opening "Queen's Pawn Game: Colle System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. e3 Nf6 3. Nf3 e6 { D05 Queen's Pawn Game: Colle System } 4. Nc3 Bb4?! { (-0.39 → 0.42) Inaccuracy. c5 was best. } (4... c5 5. Bd3 c4 6. Be2 a6 7. O-O b5 8. b3 Nbd7 9. bxc4) 5. a3 Ba5?! { (0.16 → 0.90) Inaccuracy. Bxc3+ was best. } (5... Bxc3+ 6. bxc3 b6 7. Bd3 c5 8. c4 dxc4 9. Bxc4 Qc7 10. Qe2) 6. Bb5+?! { (0.90 → -0.17) Inaccuracy. b4 was best. } (6. b4 Bb6 7. Bd3 O-O 8. O-O c6 9. e4 Nxe4 10. Nxe4 dxe4) 6... c6 7. Be2?! { (0.17 → -0.47) Inaccuracy. Bd3 was best. } (7. Bd3 Nbd7 8. b4 Bc7 9. e4 e5 10. exd5 cxd5 11. dxe5 Nxe5 12. Bb5+ Bd7 13. Bxd7+ Qxd7) 7... O-O 8. O-O b6?? { (-0.37 → 5.16) Blunder. Nbd7 was best. } (8... Nbd7 9. b4 Bc7 10. Bb2 e5 11. dxe5 Nxe5 12. e4 dxe4 13. Qxd8 Rxd8 14. Nxe4 Nxf3+ 15. Bxf3) 9. Bd2?? { (5.16 → 0.35) Blunder. b4 was best. } (9. b4 c5) 9... Bxc3 10. Bxc3 c5 11. dxc5 bxc5 12. Qd2 Nc6 13. b4 cxb4? { (0.44 → 1.81) Mistake. Ne4 was best. } (13... Ne4 14. Qe1) 14. axb4 Qd6?! { (1.75 → 2.41) Inaccuracy. Ne4 was best. } (14... Ne4 15. Qd3) 15. b5 Ne4 16. Qd3 Nxc3 17. Qxc3 Ne7 18. Qe1? { (2.08 → 0.79) Mistake. Ra5 was best. } (18. Ra5) 18... e5?! { (0.79 → 1.56) Inaccuracy. Bb7 was best. } (18... Bb7 19. Qa5) 19. Rb1?! { (1.56 → 0.65) Inaccuracy. Ra4 was best. } (19. Ra4 Bb7) 19... e4 20. Nd4 a6?! { (1.08 → 1.72) Inaccuracy. Qg6 was best. } (20... Qg6) 21. bxa6? { (1.72 → 0.22) Mistake. b6 was best. } (21. b6 Bb7 22. Qa5 Rfc8 23. Rfc1 Nc6 24. Nxc6 Rxc6 25. c4 Rc5 26. Qa4 g6 27. Rd1 Qc6) 21... Bxa6 22. g3 Bxe2 23. Qxe2 Qe5 24. Nf3?? { (0.28 → -5.14) Blunder. Rb5 was best. } (24. Rb5 Rfc8 25. c4 g6 26. Rc1 h5 27. c5 Nc6 28. Nxc6 Rxc6 29. Rb6 Rcc8 30. h4 Ra1) 24... exf3 25. Qxf3 Qc3 26. Rbc1 Qb2 27. e4 dxe4 28. Qxe4 h6?? { (-5.34 → 0.27) Blunder. Qf6 was best. } (28... Qf6 29. Rfe1) 29. Rb1?? { (0.27 → -5.52) Blunder. Qxe7 was best. } (29. Qxe7 Rfe8 30. Qd7 Rad8 31. Qa4 Re2 32. Qc4 Rdd2 33. Qc8+ Kh7 34. Qf5+ Kg8 35. Rb1 Qe5) 29... Qf6 30. Rbc1 Rfd8 31. c4 Ra7 32. c5 Rd4 33. Qe3 Rb4?! { (-5.70 → -3.87) Inaccuracy. Nc6 was best. } (33... Nc6) 34. c6 Rc7 35. Qf4?? { (-4.24 → -11.32) Blunder. Qc5 was best. } (35. Qc5) 35... Nxc6?? { (-11.32 → 1.81) Blunder. Rxf4 was best. } (35... Rxf4 36. gxf4 Nd5 37. h3 Nxf4 38. Kh2 Qd4 39. Kg3 Ne2+ 40. Kg2 Qd3 41. f3 Qd2 42. Kh1) 36. Qxc7 Ne5 37. Qc2?! { (2.23 → 1.48) Inaccuracy. Rfd1 was best. } (37. Rfd1 g5) 37... Rc4? { (1.48 → 2.91) Mistake. g5 was best. } (37... g5 38. h3 h5 39. Qe2 g4 40. Rc5 Nf3+ 41. Kh1 Kg7 42. Qe3 h4 43. Rh5 hxg3 44. fxg3) 38. Qb2?? { (2.91 → -5.05) Blunder. Qe2 was best. } (38. Qe2) 38... Re4?? { (-5.05 → 1.84) Blunder. Nf3+ was best. } (38... Nf3+ 39. Kh1) 39. f3?? { (1.84 → -4.98) Blunder. Qc2 was best. } (39. Qc2 Nf3+ 40. Kh1 Re5 41. Kg2 Rh5 42. h3 Ng5 43. Qc6 Ne6 44. h4 Kh7 45. Qc2+ g6) 39... Nxf3+ 40. Rxf3 Qxb2 41. Rc8+?? { (-5.05 → Mate in 11) Checkmate is now unavoidable. Rcf1 was best. } (41. Rcf1 Qd4+) 41... Kh7 42. Rc6 Qb1+?! { (Mate in 6 → -72.09) Lost forced checkmate sequence. Re2 was best. } (42... Re2 43. Rxh6+ gxh6 44. Rxf7+ Kg8 45. g4 Rg2+ 46. Kh1 Rxh2+ 47. Kg1 Qg2#) 43. Kf2?! { (-72.09 → Mate in 7) Checkmate is now unavoidable. Rf1 was best. } (43. Rf1 Re1 44. Rxe1 Qxe1+ 45. Kg2 Qe4+ 46. Kf2 Qxc6 47. h3 Qh1 48. h4 h5 49. Ke3 Qg1+) 43... Qe1+ 44. Kg2 Qe2+? { (Mate in 8 → -7.29) Lost forced checkmate sequence. Re2+ was best. } (44... Re2+ 45. Kh3 Qd2 46. g4 Rxh2+ 47. Kg3 Rg2+ 48. Kh3 Rg1 49. Rc2 Qxc2 50. g5 Qg2+ 51. Kh4) 45. Kh3? { (-7.29 → Mate in 5) Checkmate is now unavoidable. Rf2 was best. } (45. Rf2) 45... Qxf3?? { (Mate in 5 → 0.00) Lost forced checkmate sequence. Re5 was best. } (45... Re5 46. Rc5 Rxc5 47. Rf4 Rh5+ 48. Rh4 Qf1+ 49. Kg4 Qf5#) 46. Rc7?? { (0.00 → Mate in 1) Checkmate is now unavoidable. Rxh6+ was best. } (46. Rxh6+ Kg8 47. Rh8+ Kxh8) 46... Qf1# { Black wins by checkmate. } 0-1