[Event "Memphis Chess Classic"] [Site "Memphis, TN"] [Date "2007.10.13"] [Round "1"] [White "Van Doren, Jonathan"] [Black "Kovalic, Jeff"] [Result "0-1"] [ECO "B76"] [WhiteElo "1335"] [BlackElo "1825"] [Annotator "Fritz 9 (30s)"] [PlyCount "82"] [EventDate "2007.??.??"] {B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 Nc6 8. Qd2 O-O 9. O-O-O d5 10. Nxc6 bxc6 11. exd5 Nxd5 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Qxa8 Bf5 15. Qxf8+ Kxf8 {last book move} 16. Bd3 Bxb2+ {Demolition of pawn structure.} 17. Kxb2 { Decoy to b2} Qe5+ {A double attack} 18. Kb1 (18. c3 Qxe3 19. Bxf5 Qb6+ 20. Kc2 gxf5 $11) 18... Qxe3 $15 19. Bxf5 Qb6+ 20. Ka1 Qf6+ {Black forks: a1+f5} 21. Kb1 Qxf5 22. Rd8+ Kg7 23. Rhd1 (23. Rd3 Qb5+ 24. Ka1 Qe5+ 25. Kb1 Qe2 $17) 23... Qb5+ 24. Ka1 (24. Kc1 Qe5 $17) 24... Qc4 (24... Qe5+ 25. Kb1 Qxh2 26. R1d2 $17) 25. R8d3 $2 (25. R1d2 $142 $15 {and White could well hope to play on} ) 25... Qxc2 $19 26. R3d2 Qc3+ 27. Kb1 a5 28. Rc2 Qb4+ 29. Rb2 Qf4 30. h3 a4 31. Rbd2 Qb4+ 32. Rb2 Qc5 33. Rc1 Qd4 34. Rbc2 Qd3 35. Ka1 (35. Re1 e5 $19) 35... e5 (35... a3 36. Rc3 Qe2 37. Rxa3 Qxg2 38. f4 $19) 36. Rc4 (36. Rc3 $142 Qb5 37. Rc5 $19) 36... Qd2 $4 {Black threatens to win material: Qd2xg2. Black is ruining his position} (36... a3 37. R4c3 Qd2 38. R1c2 $19) 37. R4c2 $2 (37. R1c2 $142 {and White has air to breath} Qa5 38. Kb2 $15) 37... Qd4+ $19 38. Kb1 (38. Rc3 h5 $19) 38... a3 39. Rc3 Qd2 (39... Qf2 40. Rxa3 Qxg2 41. h4 $19) 40. R3c2 (40. R1c2 Qd1+ 41. Rc1 Qe2 42. Rxa3 Qxg2 $19) 40... Qb4+ 41. Ka1 h5 (41... h5 42. g3 Qb7 $19) 0-1