[Event "Wersten Arena Arena"] [Site "https://lichess.org/BR4GASnk"] [Date "2020.03.26"] [White "KarstenKiefer"] [Black "Treppenhouse"] [Result "1/2-1/2"] [UTCDate "2020.03.26"] [UTCTime "19:01:23"] [WhiteElo "1740"] [BlackElo "1854"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-3"] [Variant "Standard"] [TimeControl "300+0"] [ECO "B33"] [Opening "Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 f5 { B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation } 11. Nxb5?! { (0.24 → -0.71) Inaccuracy. Bd3 was best. } (11. Bd3) 11... axb5 12. Bxb5 Qa5+?? { (-0.68 → 6.48) Blunder. Bb7 was best. } (12... Bb7 13. exf5) 13. Nc3?? { (6.48 → -1.81) Blunder. b4 was best. } (13. b4) 13... Bd7?! { (-1.81 → -0.88) Inaccuracy. Bb7 was best. } (13... Bb7) 14. O-O fxe4 15. Qd5 f5?? { (-0.69 → 2.61) Blunder. Qb6 was best. } (15... Qb6 16. a4) 16. Bxc6 Qxd5 17. Bxd5 Rb8?! { (2.47 → 3.70) Inaccuracy. Ra7 was best. } (17... Ra7 18. a4 Ke7 19. Bc4 Bc6 20. b4 Bh6 21. b5 Ba8 22. b6 Ra5 23. Rfd1 Rb8 24. Bd5) 18. b3?! { (3.70 → 2.32) Inaccuracy. Rfb1 was best. } (18. Rfb1 e3 19. fxe3 Bh6 20. Kf2 f4 21. e4 Bg5 22. a4 Bh4+ 23. Ke2 Bg4+ 24. Kd3 Rf8) 18... Bg7 19. Bc4 Rc8?! { (1.86 → 2.66) Inaccuracy. e3 was best. } (19... e3 20. Nd5 exf2+ 21. Rxf2 Rf8 22. a4 e4 23. Rd1 Be5 24. g3 Kd8 25. a5 Be6 26. Ne3) 20. Nb5? { (2.66 → 1.17) Mistake. Rad1 was best. } (20. Rad1 Bf8) 20... Bxb5 21. Bxb5+ Ke7 22. c4 f4?! { (1.67 → 2.71) Inaccuracy. Rhd8 was best. } (22... Rhd8 23. a4 d5 24. cxd5 Rxd5 25. Bc4 Rd7 26. Rfd1 Rd4 27. a5 Ra8 28. Rf1 Kf6 29. a6) 23. Rfe1 e3 24. fxe3 e4 25. exf4 Bxa1 26. Rxe4+?? { (2.68 → -1.78) Blunder. Rxa1 was best. } (26. Rxa1 d5) 26... Kf6 27. a4?! { (-1.74 → -2.39) Inaccuracy. g3 was best. } (27. g3 Bc3 28. Kg2 h5 29. a3 Bb2 30. a4 Bc3 31. Re3 Bb4 32. Kh3 Rc7 33. Kh4 Rhh7) 27... Bc3 28. g3 Rc7 29. g4? { (-1.88 → -3.86) Mistake. Kg2 was best. } (29. Kg2 h6 30. Kf3 Rhh7 31. Re8 Rhe7 32. Rf8+ Kg7 33. Rd8 Bb4 34. c5 dxc5 35. Bc4 Rcd7) 29... h6?! { (-3.86 → -2.42) Inaccuracy. h5 was best. } (29... h5 30. gxh5 Rxh5 31. Re2 Bd4+ 32. Kf1 Rh3 33. Re8 Rxb3 34. Rf8+ Kg7 35. Rd8 Rf7 36. Rd7) 30. Kg2 Rg8 31. Kf3 Bb4 32. h4 h5? { (-1.28 → 0.00) Mistake. Rf8 was best. } (32... Rf8 33. f5) 33. g5+ Kf5?? { (0.20 → 5.92) Blunder. Kg7 was best. } (33... Kg7 34. f5) 34. Be8?? { (5.92 → 0.10) Blunder. c5 was best. } (34. c5) 34... Rb7? { (0.10 → 1.75) Mistake. Rh8 was best. } (34... Rh8 35. c5) 35. Bxh5 Rh8? { (1.81 → 3.52) Mistake. Bd2 was best. } (35... Bd2 36. Bg4+) 36. Bg4+ Kg6 37. h5+ Kf7 38. h6 Bd2?? { (3.89 → Mate in 18) Checkmate is now unavoidable. Rhb8 was best. } (38... Rhb8 39. Be6+ Kf8 40. Kg4 Bc3 41. g6 Re7 42. f5 Bf6 43. Re3 Ra7 44. Rd3 Rd8 45. Kh5) 39. Be6+?? { (Mate in 18 → 3.65) Lost forced checkmate sequence. Bh5+ was best. } (39. Bh5+ Kg8 40. Re8+ Kh7 41. g6+ Kxh6 42. Rxh8+ Kg7 43. Rh7+ Kg8 44. Rxb7 Bc3 45. f5 Bd4) 39... Kg6?! { (3.65 → 5.65) Inaccuracy. Kf8 was best. } (39... Kf8 40. Kg4) 40. b4?! { (5.65 → 4.06) Inaccuracy. Kg4 was best. } (40. Kg4 Rf8 41. Bf5+ Kf7 42. g6+ Kg8 43. Be6+ Kh8 44. Bd5 Ra7 45. g7+ Rxg7+ 46. hxg7+ Kxg7) 40... Rxb4 41. a5?? { (4.64 → 0.00) Blunder. Kg4 was best. } (41. Kg4) 41... Rb3+?? { (0.00 → 6.74) Blunder. Rb1 was best. } (41... Rb1 42. Bd5) 42. Kg4 Bxa5?? { (5.47 → Mate in 7) Checkmate is now unavoidable. Re3 was best. } (42... Re3 43. f5+ Kh7 44. Rxe3 Bxe3 45. Kh5 Bxg5 46. Kxg5 Re8 47. a6 Ra8 48. f6 Rxa6 49. Bd5) 43. f5+ Kh7 44. Kh5?? { (63.94 → 0.01) Blunder. f6 was best. } (44. f6) 44... Rh3+ 45. Kg4 Rh1 46. Bd5 Rg1+ 47. Kh4 Rh1+ 48. Kg3 Rf8?? { (0.00 → Mate in 7) Checkmate is now unavoidable. Rg1+ was best. } (48... Rg1+ 49. Kh4 Rh1+ 50. Kg3) 49. Be6?? { (Mate in 7 → -2.84) Lost forced checkmate sequence. Re7+ was best. } (49. Re7+ Rf7 50. Rxf7+ Kg8 51. g6 Be1+ 52. Kg2 Rg1+ 53. Kxg1 Bf2+ 54. Kxf2 Kh8 55. Rf8#) 49... Rb8?? { (-2.84 → -0.97) Blunder. Rg1+ was best. } (49... Rg1+ 50. Kh4 Be1+ 51. Kh3 Rg3+ 52. Kh4 Re3+ 53. Kh5 Rh3+ 54. Kg4 Rh4+ 55. Kf3 Rxe4 56. Kxe4) 50. g6+?? { (-0.97 → -4.46) Blunder. Bd5 was best. } (50. Bd5 Bd8) 50... Kxh6 51. Rh4+? { (-4.07 → -6.99) Mistake. Bd5 was best. } (51. Bd5 Rb3+) 51... Rxh4 52. Kxh4 Rb1 53. Kg4 Rg1+ 54. Kf3 Bc3 55. Ke4 Rg4+? { (-5.50 → -3.45) Mistake. Rd1 was best. } (55... Rd1 56. Ke3 Kg5 57. Ke4 Rd4+ 58. Ke3 Rh4 59. Kf3 Rg4 60. Ke3 Bd4+ 61. Kf3 Rf4+ 62. Ke2) 56. Kd5 Be5 57. c5 Rd4+ 58. Kc6 dxc5 59. Kxc5 Rd1 60. Kc6 Kg5 61. Kc5 Kf6 62. Kc6 Rd6+ 63. Kc5 Rxe6?? { (-3.61 → -0.13) Blunder. Rd1 was best. } (63... Rd1) 64. fxe6 Kxe6 65. g7 Bxg7 { The game is a draw. } 1/2-1/2