[Event "US op 108th"] [Site "Cherry Hill"] [Date "2007.08.04"] [Round "8"] [White "Lenderman, Alex"] [Black "Gulko, Boris F"] [Result "0-1"] [WhiteElo "2418"] [BlackElo "2576"] [Variant "Standard"] [TimeControl "-"] [ECO "B21"] [Opening "Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 { B21 Sicilian Defense: Smith-Morra Gambit Accepted, Scheveningen Formation } 7. Qe2 Be7 8. O-O Nf6 9. Rd1 e5 10. Bb5 Bg4 11. Qc4?! { (0.09 → -0.79) Inaccuracy. h3 was best. } (11. h3 Bxf3 12. Qxf3 a6 13. Bf1 Nd4 14. Qd3 O-O 15. Be3 Ne6 16. Rac1 h6 17. Qd2 b5) 11... O-O 12. Bxc6 Rc8 13. Qa4 bxc6 14. Qxa7 d5 15. Qa4 d4 16. Qc2 Nd7 17. Ne2 c5 18. b3 c4 19. bxc4 Qc7 20. Ng3 Qxc4 21. Qxc4 Rxc4 22. Nf5 Bxf5 23. exf5 Ra8 24. Bb2 g6 25. fxg6 hxg6 26. Rdc1?! { (-1.82 → -2.95) Inaccuracy. g4 was best. } (26. g4 f6) 26... Rb4 27. Rc7 Rxb2 28. Rxd7 Raxa2 29. Rc1? { (-2.77 → -4.77) Mistake. Rf1 was best. } (29. Rf1 Bf6 30. h4 e4 31. Nh2 Bg7 32. Rd8+ Kh7 33. Rd7 f5 34. g4 d3 35. Rd5 f4) 29... Bf6 30. Rf1 e4 31. Rd6 Kg7 32. Nxd4 Rd2 33. Nb5? { (-5.06 → -9.44) Mistake. Rxf6 was best. } (33. Rxf6 Kxf6 34. Nb3 Rdc2 35. g3 Ke5 36. Nc1 Rab2 37. h4 Rd2 38. Kg2 Kd5 39. g4 e3) 33... e3 34. Rxf6 Kxf6?! { (-114.84 → -6.70) Inaccuracy. e2 was best. } (34... e2) 35. Nc3 e2 36. Re1?! { (-7.29 → -37.60) Inaccuracy. Nxe2 was best. } (36. Nxe2 Rxe2 37. g3 Kf5 38. Kg2 Ke4 39. Kh3 Rxf2 40. Rb1 Rxh2+ 41. Kg4 Ra3 42. Rb4+ Ke5) 36... Rd1 37. Kh1?? { (-6.72 → Mate in 1) Checkmate is now unavoidable. Rxd1 was best. } { White resigns. } (37. Rxd1 exd1=R+ 38. Nxd1 Ra1 39. Kf1 Rxd1+ 40. Ke2 Ra1 41. Ke3 Kf5 42. Kf3 Ra3+ 43. Ke2 Ke4) 0-1