13.f4 Morozevich vs Kasparov, 2001  (B87) Sicilian, Fischer-Sozin with ...a6 and ...b5, 57 moves, 0-1 8.f4?! J Bednarski vs H Lehmann, 1967  (B87) Sicilian, Fischer-Sozin with ...a6 and ...b5, 28 moves, 0-1 8.f4?! R Byrne vs Fischer, 1967  (B87) Sicilian, Fischer-Sozin with ...a6 and ...b5, 28 moves, 0-1 8.f4?! D Fernando vs Yakovich, 2001 (B43) Sicilian, Kan, 5.Nc3, 25 moves, 0-1 4 games