Round 1 A Asgeirsson vs Petrov, 1930 (B56) Sicilian, 14 moves, 0-1 Round 3 Tartakower vs Petrov, 1930  (A45) Queen's Pawn Game, 32 moves, 0-1 Round 5 Petrov vs S Takacs, 1930  (D78) Neo-Grunfeld, 6.O-O c6, 27 moves, 1/2-1/2 Round 6 Marshall vs Petrov, 1930  (E11) Bogo-Indian Defense, 16 moves, 1-0 Round 9 Petrov vs C Ahues, 1930 (D63) Queen's Gambit Declined, Orthodox Defense, 33 moves, 1/2-1/2 Round 10 O Barda vs Petrov, 1930  (D37) Queen's Gambit Declined, 14 moves, 0-1 Round 11 Petrov vs S Landau, 1930 (E60) King's Indian Defense, 51 moves, 1-0 Round 15 Petrov vs A Pokorny, 1930 (E11) Bogo-Indian Defense, 39 moves, 1-0 8 games