[Event "SJCC Simul with GM Justin Tan simul"] [Site "https://lichess.org/IkosNNiD"] [Date "2021.03.14"] [White "RowanKent"] [Black "justantan"] [Result "0-1"] [UTCDate "2021.03.14"] [UTCTime "10:29:20"] [WhiteElo "1437"] [BlackElo "1610"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "1800+30"] [ECO "B90"] [Opening "Sicilian Defense: Najdorf Variation, English Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 { B90 Sicilian Defense: Najdorf Variation, English Attack } e5 7. Nb3 Be6 8. Be2 Be7 9. O-O Nbd7 10. f3 O-O 11. Kh1 Rc8 12. Qd2 Nb6 13. Rad1 Nc4 14. Bxc4 Bxc4 15. Rf2 Qc7 16. Qe1 b5 17. Nd2 Be6 18. a3 Qb7 19. Nb3 Rfd8 20. Na5 Qa8 21. Rd3?! { (-0.50 → -1.49) Inaccuracy. Bg5 was best. } (21. Bg5 Rd7) 21... d5 22. exd5 Nxd5 23. Bd2?! { (-1.55 → -2.59) Inaccuracy. Nxd5 was best. } (23. Nxd5 Bxd5) 23... f6? { (-2.59 → -0.87) Mistake. Bh4 was best. } (23... Bh4) 24. Nxd5 Bxd5 25. Bc3?! { (-0.56 → -1.38) Inaccuracy. Bb4 was best. } (25. Bb4 Bxb4 26. axb4 e4 27. fxe4 Re8 28. Re3 Rxe4 29. h3 h6 30. Rxe4 Bxe4 31. Qd1 Rd8) 25... Bf8?! { (-1.38 → -0.35) Inaccuracy. Bf7 was best. } (25... Bf7 26. Rxd8+ Bxd8 27. Nb3 Bg6 28. Rd2 h6 29. h3 Kh7 30. Nc1 Rc4 31. Nd3 Bc7 32. Nf2) 26. Bb4 Bf7 27. Bxf8 Rxd3 28. cxd3 Kxf8 29. h3 Qd5 30. Qb4+ Kg8 31. Rd2?! { (-1.77 → -3.09) Inaccuracy. Qd2 was best. } (31. Qd2 Qc5) 31... Qd4?? { (-3.09 → -0.07) Blunder. Rc1+ was best. } (31... Rc1+) 32. Qxd4 exd4 33. Kh2?? { (-0.10 → -2.03) Blunder. Nb7 was best. } (33. Nb7 Rc7 34. Nd6 Bg6 35. g4 Kf8 36. Kg2 Ke7 37. Ne4 Bxe4 38. dxe4 Rc4 39. h4 g5) 33... Bd5 34. Kg3 Kf7 35. Kf4 g5+ 36. Kf5? { (-2.52 → -4.38) Mistake. Kg3 was best. } (36. Kg3 h5) 36... h5 37. f4 g4?? { (-4.61 → 0.00) Blunder. Rc1 was best. } (37... Rc1) 38. hxg4 hxg4 39. Kxg4 Rg8+ 40. Kh3 f5?! { (-0.44 → 0.14) Inaccuracy. Ke6 was best. } (40... Ke6) 41. b4? { (0.14 → -1.04) Mistake. Rc2 was best. } (41. Rc2 Rg4 42. Nc6 Bxc6 43. Rxc6 Rxf4 44. Kg3 Rf1 45. Rxa6 Rd1 46. b4 Rxd3+ 47. Kf4 Re3) 41... Rg4?! { (-1.04 → 0.00) Inaccuracy. Rh8+ was best. } (41... Rh8+) 42. Rb2 Rxf4 43. Nb3 Kf6?! { (-0.58 → 0.00) Inaccuracy. Bxb3 was best. } (43... Bxb3 44. Rxb3 Rf1 45. a4 Kf6 46. Ra3 Ke5 47. g3 Rh1+ 48. Kg2 Rb1 49. axb5 axb5 50. Ra8) 44. Nc5 Kg5 45. Nxa6?! { (0.00 → -0.71) Inaccuracy. Re2 was best. } (45. Re2 Rf1 46. Kg3 Ra1 47. Re5 Bf7 48. Kf3 Bh5+ 49. Kg3) 45... Rf1?! { (-0.71 → 0.27) Inaccuracy. Rh4+ was best. } (45... Rh4+ 46. Kg3) 46. Kh2 Ra1 47. Nc7 Bc6 48. Ne6+ Kg4?? { (0.41 → 2.69) Blunder. Kf6 was best. } (48... Kf6 49. Nxd4) 49. Nxd4 Bd7 50. Nc2?! { (2.05 → 0.99) Inaccuracy. Rc2 was best. } (50. Rc2) 50... Rc1 51. Nd4?! { (1.11 → 0.09) Inaccuracy. Ne3+ was best. } (51. Ne3+ Kf4) 51... Ra1? { (0.09 → 1.53) Mistake. Rc3 was best. } (51... Rc3 52. Rb3 Rc1 53. Nf3 Kf4 54. Ng1 Rc2 55. Nh3+ Ke3 56. Kg3 Rc8 57. d4+ Kxd4 58. Kf4) 52. Nf3? { (1.53 → 0.35) Mistake. Rc2 was best. } (52. Rc2 Rxa3) 52... Kf4 53. Rb3?! { (0.66 → 0.09) Inaccuracy. Re2 was best. } (53. Re2 Rxa3) 53... Rc1 54. Nd4 Ke3 55. Nf3 Be6 56. d4+?? { (0.00 → -7.39) Blunder. Rb2 was best. } (56. Rb2 Bd5 57. Nh4 f4 58. Ng6 Ra1 59. Ne7 Ba8 60. Nc8 Rxa3 61. Nd6 Rxd3 62. Nxb5 Be4) 56... Bxb3 57. Nh4 Kf4 58. g3+ Kg4 59. Ng2? { (-9.23 → Mate in 18) Checkmate is now unavoidable. Kg2 was best. } (59. Kg2 Bd5+) 59... Rc2 60. Kh1 Bd5 61. a4 Rxg2 62. axb5 Kxg3 63. b6 Rb2+ 64. Kg1 Rb1# { Black wins by checkmate. } 0-1