E Canal vs Parma, 1966  (B07) Pirc, 16 moves, 0-1 Suetin vs V S Zhidkov, 1972  (B09) Pirc, Austrian Attack, 17 moves, 0-1 J Diaz vs Keene, 1974 (B09) Pirc, Austrian Attack, 16 moves, 0-1 C Micheli vs Suttles, 1974  (B09) Pirc, Austrian Attack, 20 moves, 0-1 S Lilienthal vs J Hukel, 1974 (B09) Pirc, Austrian Attack, 18 moves, 0-1 Exchange sacrifice H Bohm vs A Planinc, 1975  (B08) Pirc, Classical, 19 moves, 0-1 J Pinter vs Adorjan, 1975 (B09) Pirc, Austrian Attack, 20 moves, 0-1 L Friberg vs C Doucet, 1975 (B09) Pirc, Austrian Attack, 15 moves, 0-1 G Tigchelaar vs G Timmerman, 1976 (B09) Pirc, Austrian Attack, 16 moves, 0-1 N Povah vs Nunn, 1977  (B08) Pirc, Classical, 19 moves, 0-1 J Fedorowicz vs Chandler, 1979  (B07) Pirc, 15 moves, 0-1 S Haubrich vs D Gurevich, 1990 (B09) Pirc, Austrian Attack, 20 moves, 0-1 N Carlsson vs M Carlsson, 1988  (B09) Pirc, Austrian Attack, 17 moves, 0-1 Schiffler vs Kramnik, 1996  (B08) Pirc, Classical, 16 moves, 0-1 Bronstein vs S Conquest, 1996  (B09) Pirc, Austrian Attack, 19 moves, 0-1 N K Kragh vs N Resika, 2000 (B07) Pirc, 16 moves, 0-1 M Aguas Sanmartin vs A Beliavsky, 2001 (B09) Pirc, Austrian Attack, 20 moves, 0-1 A Sepehrkhouy vs A Aryanejad, 2001 (B09) Pirc, Austrian Attack, 20 moves, 0-1 O Bashirinia vs A Moussa Othman, 2006 (B07) Pirc, 18 moves, 0-1 E Homiakova vs Y Trubitsyna, 2008 (B09) Pirc, Austrian Attack, 18 moves, 0-1 20 games