[Event "Rated classical game"] [Site "https://lichess.org/UWnd1Kao"] [Date "2018.03.03"] [White "PatzerNacional"] [Black "GroneN"] [Result "1/2-1/2"] [UTCDate "2018.03.03"] [UTCTime "17:03:49"] [WhiteElo "1971"] [BlackElo "1884"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "B54"] [Opening "Sicilian Defense: Prins Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 { B54 Sicilian Defense: Prins Variation } Nc6 6. Nb3?! { (0.28 → -0.31) Inaccuracy. Nc3 was best. } (6. Nc3 e5 7. Nb3 Be7 8. Be3 O-O 9. Qd2 Be6 10. Rd1 Ne8) 6... Be6 7. c4 g6 8. Nc3 Ne5 9. Nd4 Bxc4?? { (0.30 → 3.03) Blunder. Bg7 was best. } (9... Bg7 10. Be2 Qb6 11. Na4 Qc7 12. Nxe6 fxe6 13. Bd2 O-O 14. O-O Nh5 15. c5 Nc6 16. Be3) 10. f4?? { (3.03 → -0.90) Blunder. Bxc4 was best. } (10. Bxc4 Nxc4 11. Qa4+ Nd7 12. Qxc4 Rc8 13. Qe2 Bg7 14. Be3 O-O 15. O-O a6 16. Rac1 e6) 10... Bxf1 11. fxe5?! { (-0.80 → -1.86) Inaccuracy. Rxf1 was best. } (11. Rxf1 Nc6 12. Be3 Bg7 13. Kf2 O-O 14. Nxc6 bxc6 15. Kg1 Rb8 16. Rb1 c5 17. f5 Rb7) 11... dxe5 12. Qa4+ Qd7 13. Ndb5 Bxb5 14. Nxb5 O-O-O?? { (-3.24 → 4.32) Blunder. Rc8 was best. } (14... Rc8 15. Qb3 Nxe4 16. O-O e6 17. Be3 Bc5 18. Rfd1 Bxe3+ 19. Qxe3 Qxb5 20. Qxe4 f5 21. Qd3) 15. Nxa7+?? { (4.32 → 0.51) Blunder. Bf4 was best. } (15. Bf4 a6) 15... Kb8 16. Nb5 b6 17. Be3?! { (0.93 → 0.22) Inaccuracy. O-O was best. } (17. O-O Qb7 18. Nc3 Bg7 19. Bg5 h6 20. Bxf6 Bxf6 21. Nd5 Rd6 22. Rac1 Rc8 23. Qb5 Bg5) 17... Nxe4?? { (0.22 → 2.22) Blunder. Ng4 was best. } (17... Ng4 18. Bg5) 18. O-O e6?? { (1.87 → 6.28) Blunder. Qb7 was best. } (18... Qb7 19. Rxf7) 19. Rfd1 Bd6 20. Bxb6 Qb7?! { (5.67 → 7.53) Inaccuracy. Bc5+ was best. } (20... Bc5+ 21. Bxc5) 21. Bxd8?? { (7.53 → 2.37) Blunder. Ba7+ was best. } (21. Ba7+ Kc8 22. Rac1+ Bc5+ 23. Bxc5 Rxd1+ 24. Rxd1 Nxc5 25. Qc4 Kb8 26. Qxc5 Rc8 27. Qxe5+ Ka8) 21... Bc5+?? { (2.37 → 9.16) Blunder. Rxd8 was best. } (21... Rxd8 22. h3 Qa8 23. Qxa8+ Kxa8 24. Nxd6 Nxd6 25. Rac1 Kb7 26. Rd3 e4 27. Rb3+ Ka7 28. Rc7+) 22. Kf1 Nf2? { (8.14 → Mate in 9) Checkmate is now unavoidable. Bb6 was best. } (22... Bb6 23. Bxb6 Qxb6 24. Qxe4 Qxb5+ 25. Kg1 Rc8 26. Rac1 Rxc1 27. Rxc1 h5 28. a4 Qb6+ 29. Kh1) 23. Bc7+ Kc8 24. Na7+ Qxa7 25. Qd7+ Kb7 26. Qb5+ Kc8?! { (10.42 → Mate in 6) Checkmate is now unavoidable. Ka8 was best. } (26... Ka8 27. Rd7) 27. Qd7+?! { (Mate in 6 → 11.08) Lost forced checkmate sequence. Bxe5 was best. } (27. Bxe5 Bd6 28. Rac1+ Bc7 29. Rd7 Qb6 30. Qxb6 Kxd7 31. Rxc7+ Ke8 32. Qb8#) 27... Kb7 28. Bd6+ Ka8 29. Qc6+?! { (7.87 → 5.87) Inaccuracy. Bxc5 was best. } (29. Bxc5 Qxd7 30. Rxd7 Ne4 31. Be3 Rc8 32. Rxf7 Nd6 33. Ra7+ Kb8 34. Rd7 Rc6 35. Rc1 Rxc1+) 29... Qb7 30. Qxb7+?! { (5.84 → 3.75) Inaccuracy. Qxc5 was best. } (30. Qxc5 Nxd1 31. Rxd1 Qa6+ 32. Kg1 Qa7 33. Qxa7+ Kxa7 34. Bxe5 Rf8 35. a4 Kb7 36. b4 f6) 30... Kxb7 31. Bxc5 Ne4? { (3.64 → 7.47) Mistake. Nxd1 was best. } (31... Nxd1 32. Rxd1 f5 33. Bb4 Rc8 34. Bc3 e4 35. Kf2 g5 36. Ke3 h5 37. Rd7+ Rc7 38. Rd8) 32. Be3 Rc8 33. Rd7+ Rc7 34. Rad1 Kc6 35. Rxc7+ Kxc7 36. Ke2 f5 37. Rc1+ Kd6 38. Rc4 h5 39. Rxe4 fxe4 40. h4 Kd5 41. b3 Kc6 42. a4 Kd5 43. a5 Kd6?! { (16.75 → Mate in 15) Checkmate is now unavoidable. Kc6 was best. } (43... Kc6 44. Bd2) 44. a6 Kc6 45. a7 Kb7 46. b4 Ka8 47. b5 Kb7 48. b6 Ka8 49. g3 Kb7 50. Kd2 Ka8 51. Kc3 Kb7 52. Kb4 Ka8 53. Kb5 Kb7 54. Ka5 Ka8 55. Ka6 g5 56. hxg5 h4 57. gxh4?? { (Mate in 1 → 0.00) Lost forced checkmate sequence. b7# was best. } { Draw by stalemate. } (57. b7#) 1/2-1/2