[Event "PrepaTec Summer Camp 2021 Arena"] [Site "https://lichess.org/kfa4Wgm7"] [Date "2021.06.02"] [White "Ivan_aragon"] [Black "Fidelo_314"] [Result "0-1"] [UTCDate "2021.06.02"] [UTCTime "22:55:28"] [WhiteElo "1233"] [BlackElo "1308"] [WhiteRatingDiff "-71"] [BlackRatingDiff "+99"] [Variant "Standard"] [TimeControl "300+3"] [ECO "D00"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Nc3?! { (0.27 → -0.32) Inaccuracy. Nf3 was best. } { D00 Queen's Pawn Game: Chigorin Variation } (2. Nf3 e6 3. c4 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 b6) 2... Nc6 3. Nf3 Nf6 4. e3 e6 5. Bd3 Bd6 6. Qe2?! { (0.39 → -0.62) Inaccuracy. e4 was best. } (6. e4 e5 7. dxe5 Nxe5 8. exd5 O-O 9. h3 Nxd3+ 10. Qxd3 Bb4) 6... Qe7?? { (-0.62 → 1.07) Blunder. e5 was best. } (6... e5 7. Bb5 Bg4 8. dxe5 Bxe5 9. h3 Bxf3 10. Qxf3 O-O 11. Bd2) 7. e4 e5?! { (0.76 → 1.69) Inaccuracy. dxe4 was best. } (7... dxe4 8. Nxe4 Nxe4 9. Bxe4 Bd7 10. c3 O-O 11. Bg5 f6 12. Be3) 8. exd5? { (1.69 → 0.10) Mistake. Bg5 was best. } (8. Bg5) 8... exd4 9. Ne4?! { (0.60 → -0.07) Inaccuracy. dxc6 was best. } (9. dxc6 dxc3) 9... Ne5?? { (-0.07 → 1.92) Blunder. Bb4+ was best. } (9... Bb4+ 10. c3 dxc3 11. bxc3 Nxe4 12. cxb4 Nc3 13. Qxe7+ Nxe7 14. O-O Ncxd5 15. b5 Bg4 16. Nd4) 10. c3?? { (1.92 → -6.07) Blunder. Nxd6+ was best. } (10. Nxd6+ cxd6) 10... dxc3?? { (-6.07 → -0.43) Blunder. Nxd3+ was best. } (10... Nxd3+ 11. Qxd3 Bf5 12. Nxd4 Bxe4 13. Qb5+ Nd7 14. O-O O-O-O 15. Qa5 a6 16. Re1 Rde8 17. Nf5) 11. bxc3?? { (-0.43 → -6.31) Blunder. Nxd6+ was best. } (11. Nxd6+ cxd6) 11... Nxd5?? { (-6.31 → -0.44) Blunder. Nxd3+ was best. } (11... Nxd3+ 12. Qxd3 Bf5 13. O-O Bxe4 14. Qe2 O-O 15. Re1 Rae8 16. Bg5 h6 17. Bxf6 Qxf6 18. Qxe4) 12. Bc4?? { (-0.44 → -5.71) Blunder. Nxd6+ was best. } (12. Nxd6+ cxd6 13. Nxe5 Qxe5 14. O-O Qxe2 15. Bxe2 Be6 16. Bf3 O-O 17. Bxd5 Bxd5 18. Rd1 Rfe8) 12... Nxc3?! { (-5.71 → -4.31) Inaccuracy. Nxc4 was best. } (12... Nxc4) 13. Qd2?? { (-4.31 → -11.26) Blunder. Bb5+ was best. } (13. Bb5+ Nxb5) 13... Nxe4 14. Qe3 Nxc4 15. Qxe4 Qxe4+ 16. Kd1 f5 17. Rb1 Na3 18. Rb3 Nc4 19. Re1 Be5 20. Rxe4 fxe4 21. Nxe5 Rf8 22. Nxc4 Rxf2 23. Be3 Rxa2 24. Bd4 a6 25. Ne5 Rxg2 26. Re3 Rxh2 27. Rxe4 Rh5 28. Ng4+ Be6 29. Rxe6+ Kd7 30. Re5 Rh2?? { (-7.48 → 1.96) Blunder. Rxe5 was best. } (30... Rxe5 31. Nxe5+ Ke6 32. Nf3 Rg8 33. Be3 h5 34. Bd2 Kf5 35. Ke1 Re8+ 36. Kf1 c5 37. Bc1) 31. Nxh2 b5 32. Rh5 g6 33. Rxh7+ Kd6 34. Rg7 Ra7?? { (2.24 → 6.62) Blunder. a5 was best. } (34... a5 35. Kc2 a4 36. Rxg6+ Kd5 37. Kd3 c5 38. Rg5+ Kd6 39. Bxc5+ Kc7 40. Bd4 a3 41. Rxb5) 35. Rxg6+ Kd5?! { (6.28 → 61.75) Inaccuracy. Kd7 was best. } (35... Kd7 36. Bxa7) 36. Bxa7 c5 37. Rxa6 b4 38. Nf3 c4 39. Ra2 Ke4 40. Nd2+ Kd3?! { (61.59 → Mate in 7) Checkmate is now unavoidable. Kd5 was best. } (40... Kd5 41. Ra5+ Kc6 42. Nxc4 Kb7 43. Ra4 b3 44. Bd4 Kc7 45. Nd2 Kd8 46. Ba7 Kd7 47. Rb4) 41. Bc5 c3 42. Nb1?! { (Mate in 8 → 56.22) Lost forced checkmate sequence. Ra4 was best. } (42. Ra4 cxd2 43. Rxb4 Kc3 44. Rd4 Kb2 45. Kxd2 Kb3 46. Rb4+ Ka2 47. Kc2 Ka3 48. Be7 Ka2) 42... b3 43. Nxc3 bxa2 44. Bf2?? { (54.02 → Mate in 2) Checkmate is now unavoidable. Nxa2 was best. } (44. Nxa2 Kc4) 44... a1=Q+ 45. Nb1 Qxb1# { Black wins by checkmate. } 0-1