[Event "COPA UNIVERSITARIA ULP Team Battle"] [Site "https://lichess.org/qJrObvm0"] [Date "2022.11.01"] [White "Erkennen"] [Black "JuanS95"] [Result "1-0"] [UTCDate "2022.11.01"] [UTCTime "01:53:10"] [WhiteElo "1956"] [BlackElo "2347"] [WhiteRatingDiff "+14"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "180+1"] [ECO "D43"] [Opening "Semi-Slav Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 { D43 Semi-Slav Defense } 5. Bf4?! { (0.20 → -0.56) Inaccuracy. e3 was best. } (5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O a6) 5... Be7?! { (-0.56 → 0.42) Inaccuracy. dxc4 was best. } (5... dxc4 6. g3 Nd5 7. Bg2 Be7 8. a4 a5 9. Ne5 Nd7 10. Nxc4) 6. e3 Nbd7 7. Bd3 O-O 8. O-O a6?! { (0.27 → 1.18) Inaccuracy. Nh5 was best. } (8... Nh5 9. Qc2 Nxf4 10. exf4 g6 11. c5 b6 12. b4 Qc7 13. g3 a5 14. a3 Ba6 15. h4) 9. cxd5 cxd5 10. h3 b5 11. Rc1 Bb7 12. Qe2 Rc8 13. Rfd1 Nb6 14. b3 Ba3 15. Rc2 Bb4 16. Nb1 Rxc2 17. Qxc2 Bd6 18. Bxd6 Qxd6 19. Qc5 Qxc5?! { (0.42 → 1.08) Inaccuracy. Rd8 was best. } (19... Rd8 20. Ne5 Ne4 21. Bxe4 dxe4 22. Rc1 Qxc5 23. dxc5 Rc8 24. c6 Ba8 25. Nd2 f6 26. Nd7) 20. dxc5 Nbd7 21. Rc1?! { (1.01 → 0.10) Inaccuracy. b4 was best. } (21. b4 Rc8) 21... Rc8?! { (0.10 → 0.75) Inaccuracy. b4 was best. } (21... b4 22. a3 bxa3 23. Nxa3 Rc8 24. b4 a5 25. bxa5 Rxc5 26. Rxc5 Nxc5 27. Bf1 Nfe4 28. Nc2) 22. b4 Bc6?! { (0.53 → 1.26) Inaccuracy. Kf8 was best. } (22... Kf8) 23. Na3 e5 24. Be2 Ne4 25. Nb1 f5 26. Nbd2 Nxd2 27. Nxd2 Kf7 28. Nb3 Ke6 29. Kh2 g5 30. g4 f4 31. Na5?! { (0.37 → -0.37) Inaccuracy. exf4 was best. } (31. exf4 gxf4) 31... Nf6?? { (-0.37 → 2.17) Blunder. e4 was best. } (31... e4) 32. Bd3?? { (2.17 → -0.17) Blunder. exf4 was best. } (32. exf4 exf4) 32... e4 33. Be2 Ke5?? { (-0.27 → 1.78) Blunder. Nd7 was best. } (33... Nd7 34. Nxc6) 34. Bd1?? { (1.78 → -2.27) Blunder. a4 was best. } (34. a4) 34... h6?? { (-2.27 → -0.50) Blunder. fxe3 was best. } (34... fxe3 35. fxe3 d4 36. exd4+ Kxd4 37. Bb3 e3 38. Kg1 Be4 39. Be6 Rc7 40. Kf1 h5 41. c6) 35. Kg2 Ke6?! { (-0.88 → -0.16) Inaccuracy. fxe3 was best. } (35... fxe3 36. fxe3 d4 37. Nxc6+ Rxc6 38. exd4+ Kxd4 39. Bb3 e3 40. Bd1 Rc7 41. Bf3 Nd7 42. Kf1) 36. Kf1 Kd7 37. Bb3 Rh8 38. Nxc6 Kxc6 39. a4? { (0.00 → -1.18) Mistake. exf4 was best. } (39. exf4 a5 40. fxg5 hxg5 41. bxa5 Nxg4 42. Bxd5+ Kxd5 43. Rd1+ Kxc5 44. hxg4 Ra8 45. Rd7 Rxa5) 39... h5?? { (-1.18 → 2.57) Blunder. f3 was best. } (39... f3 40. Ke1) 40. axb5+ axb5 41. exf4?? { (2.42 → 0.10) Blunder. Ra1 was best. } (41. Ra1 hxg4) 41... gxf4?? { (0.10 → 4.74) Blunder. hxg4 was best. } (41... hxg4) 42. Ra1 Nxg4?! { (4.38 → 6.19) Inaccuracy. hxg4 was best. } (42... hxg4 43. Ra6+) 43. hxg4 hxg4 44. Ra6+ Kc7 45. Bxd5 f3?! { (7.47 → 25.77) Inaccuracy. Rh1+ was best. } (45... Rh1+ 46. Kg2 Rd1 47. Bxe4 Rd4 48. Ra7+ Kc8 49. Bf5+ Kb8 50. Ra5 Rxb4 51. Bxg4 Kc7 52. Bf3) 46. Ke1?? { (25.77 → 0.00) Blunder. Ra7+ was best. } (46. Ra7+ Kd8 47. Ra8+ Kd7 48. Rxh8 Ke7 49. Bxe4 Kf7 50. c6 Kf6 51. Rg8 g3 52. fxg3 Ke5) 46... e3?? { (0.00 → Mate in 39) Checkmate is now unavoidable. Rh1+ was best. } (46... Rh1+ 47. Kd2 g3 48. Ra7+ Kc8 49. c6 gxf2 50. Be6+ Kb8 51. Rb7+ Ka8 52. c7 Rd1+ 53. Ke3) 47. fxe3?? { (Mate in 39 → 6.90) Lost forced checkmate sequence. Ra7+ was best. } (47. Ra7+ Kd8 48. Ra8+ Kd7 49. Rxh8 g3 50. Rh7+ Ke8 51. fxg3 Kf8 52. c6 Ke8 53. Rh8+ Ke7) 47... Rd8?! { (6.90 → 18.85) Inaccuracy. Rh5 was best. } (47... Rh5 48. Rd6 Rh2 49. Rg6 Rh1+ 50. Kf2 Rh2+ 51. Kg3 Rg2+ 52. Kh4 Rd2 53. Kxg4 Rxd5 54. Kxf3) 48. Ra7+ Kb8 49. Ra8+ Kc7 50. Rxd8 Kxd8 51. Kf2 Ke7 52. Bc6 Kf6 53. Bxb5 Ke5 { Black resigns. } 1-0