Austrian. Perp. 13b Sax vs Seirawan, 1988  (B09) Pirc, Austrian Attack, 13 moves, 1/2-1/2 Trapped. 13a J E Richardson vs A Eva, 1939  (B07) Pirc, 13 moves, 1-0 Bone. 14b G Timmerman vs A Rosmuller, 1984  (B07) Pirc, 14 moves, 1-0 Remove Guard 14a Burn vs Owen, 1874  (B07) Pirc, 14 moves, 1-0 Knightmare. 15b Dreev vs D Anagnostopoulos, 1989  (B07) Pirc, 15 moves, 1-0 Byrne. 15a I Kurnosov vs M Dzhumaev, 2008  (B07) Pirc, 15 moves, 1-0 Chinese Variation. 20a Liu Wenzhe vs J H Donner, 1978  (B07) Pirc, 20 moves, 1-0 Austrian Attack. Blockade. 21a Fischer vs Benko, 1963  (B09) Pirc, Austrian Attack, 21 moves, 1-0 Kholmov System. 25a Short vs R J Miles, 1976  (B07) Pirc, 25 moves, 1-0 Classical Variation. 34a Tal vs Speelman, 1988  (B08) Pirc, Classical, 34 moves, 1-0 Immortal. 44a Kasparov vs Topalov, 1999  (B07) Pirc, 44 moves, 1-0 11 games