[Event "≤1700 Classical Arena"] [Site "https://lichess.org/ZfbNEPSJ"] [Date "2017.08.25"] [White "Depauw"] [Black "Samerlini"] [Result "0-1"] [UTCDate "2017.08.25"] [UTCTime "18:51:27"] [WhiteElo "1699"] [BlackElo "1712"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B27"] [Opening "Sicilian Defense: Katalimov Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 b6 { B27 Sicilian Defense: Katalimov Variation } 3. Be2 Bb7 4. d3 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Qd2 Ng4 8. Bh6?? { (0.08 → -4.01) Blunder. Bg5 was best. } (8. Bg5 h6) 8... Nxh6 9. h3 Ng8 10. g4 d6 11. h4 Nf6 12. g5 Ng4 13. Rg1?! { (-3.16 → -4.22) Inaccuracy. h5 was best. } (13. h5 Qd7) 13... Ne5?! { (-4.22 → -3.35) Inaccuracy. h5 was best. } (13... h5) 14. Nh2 Nbc6 15. f4 Nd7 16. h5 Qc7 17. Bg4 O-O-O 18. Nd5 Rde8?? { (-3.30 → 3.89) Blunder. Qb8 was best. } (18... Qb8 19. O-O-O Bd4 20. Rge1 e6 21. Ne3 Qc7 22. Kb1 Kb8 23. c3 Bxe3 24. Qxe3 gxh5 25. Bxh5) 19. h6?? { (3.89 → -0.08) Blunder. Nxc7 was best. } (19. Nxc7) 19... Bxb2?? { (-0.08 → 2.30) Blunder. Qd8 was best. } (19... Qd8 20. hxg7 Rhg8 21. Bxd7+ Qxd7 22. Nf3 Na5 23. O-O-O Bxd5 24. exd5 Rxg7 25. Rde1 e6 26. Qe2) 20. Rb1?? { (2.30 → -1.20) Blunder. Nxc7 was best. } (20. Nxc7 Kxc7 21. Rb1 Bd4 22. Rg2 Rhf8 23. c3 Bh8 24. Re2 e6 25. Kf2 f6 26. Nf3 Re7) 20... Bd4?? { (-1.20 → 2.58) Blunder. Qd8 was best. } (20... Qd8 21. Bxd7+ Kxd7 22. Rxb2 f5 23. exf5 gxf5 24. c3 Na5 25. c4 Bxd5 26. cxd5 Qa8 27. Qg2) 21. c3?? { (2.58 → -2.70) Blunder. Nxc7 was best. } (21. Nxc7 Kxc7 22. Rf1 Rhf8 23. c3 Bh8 24. Kf2 e6 25. Bh3 Ne7 26. Rbe1 c4 27. d4 f5) 21... Bxg1?? { (-2.70 → -0.21) Blunder. Qd8 was best. } (21... Qd8 22. cxd4 Nxd4 23. Nf3 Nxf3+ 24. Bxf3 e5 25. Kf1 Bxd5 26. exd5 exf4 27. Qxf4 Qe7 28. Rg2) 22. Nf3?? { (-0.21 → -6.81) Blunder. Nxc7 was best. } (22. Nxc7 Kxc7 23. Nf3 e5 24. Bxd7 Kxd7 25. Nxg1 f6 26. gxf6 Rhf8 27. f5 Rxf6 28. fxg6 Rxg6) 22... f5?? { (-6.81 → -1.44) Blunder. Qd8 was best. } (22... Qd8) 23. exf5?? { (-1.44 → -6.41) Blunder. Nxc7 was best. } (23. Nxc7 fxg4) 23... gxf5?? { (-6.41 → -1.84) Blunder. Qd8 was best. } (23... Qd8) 24. Bh3?? { (-1.84 → -7.91) Blunder. Nxc7 was best. } (24. Nxc7 fxg4) 24... e5?? { (-7.91 → -0.85) Blunder. Qd8 was best. } (24... Qd8 25. Nxg1 e5 26. Kd1 exf4 27. Qxf4 Nce5 28. Nf6 Nxf6 29. gxf6 Kc7 30. f7 Nxf7 31. Rb3) 25. Nxg1?? { (-0.85 → -8.06) Blunder. Nxc7 was best. } (25. Nxc7 Kxc7) 25... exf4+ 26. Kd1 Nce5?? { (-7.91 → -1.30) Blunder. Qd8 was best. } (26... Qd8) 27. Bxf5?? { (-1.30 → -10.91) Blunder. Nxc7 was best. } (27. Nxc7 Kxc7 28. Bf1 f3 29. Qf4 Ng6 30. Qd2 Nde5 31. Kc1 Ng4 32. Kb2 Bd5 33. c4 Bb7) 27... Qc6?! { (-10.91 → -7.03) Inaccuracy. Bxd5 was best. } (27... Bxd5) 28. c4 Kb8 29. Qxf4 Nf8?! { (-11.88 → -6.88) Inaccuracy. Qa4+ was best. } (29... Qa4+ 30. Rb3 Bxd5 31. Qd2 Rhf8 32. Bxd7 Rf1+ 33. Kc2 Qxd7 34. cxd5 Qa4 35. Kb2 Qd4+ 36. Qc3) 30. Qh2 Ne6 31. Nh3 Nd4 32. Be4 Qd7 33. Nhf4 Bxd5 34. Nxd5 Qg4+ 35. Kd2 Nef3+ 36. Kc3 Nxh2 37. Nxb6?! { (-21.93 → Mate in 9) Checkmate is now unavoidable. Kb2 was best. } (37. Kb2 Qxg5) 37... axb6 38. Rxb6+ Kc7 39. Rb7+ Kd8?! { (Mate in 7 → -30.38) Lost forced checkmate sequence. Kc8 was best. } (39... Kc8 40. Ra7 Rxe4 41. Ra8+ Kb7 42. Rxh8 Qe2 43. Rxh7+ Ka6 44. Ra7+ Kxa7 45. dxe4 Qc2#) 40. Ra7?! { (-30.38 → Mate in 6) Checkmate is now unavoidable. Kb2 was best. } (40. Kb2) 40... Qxg5 41. a4 Qc1# { Black wins by checkmate. } 0-1