Round 1 S Johannessen vs Tal, 1964  (E70) King's Indian, 15 moves, 0-1 Round 2 Tal vs I Johannsson, 1964  (C96) Ruy Lopez, Closed, 26 moves, 1-0 Round 3 M Solmundarson vs Tal, 1964  (A49) King's Indian, Fianchetto without c4, 23 moves, 0-1 Round 4 Tal vs Gligoric, 1964  (C97) Ruy Lopez, Closed, Chigorin, 40 moves, 1-0 Round 5 J Kristinsson vs Tal, 1964  (B43) Sicilian, Kan, 5.Nc3, 37 moves, 0-1 Round 6 Tal vs R G Wade, 1964  (B33) Sicilian, 26 moves, 1-0 Round 7 G Palmason vs Tal, 1964  (D80) Grunfeld, 37 moves, 1/2-1/2 Round 8 T Bjornsson vs Tal, 1964  (E82) King's Indian, Samisch, double Fianchetto Variation, 34 moves, 0-1 Round 9 Tal vs A Gudmundsson, 1964  (C99) Ruy Lopez, Closed, Chigorin, 12...cd, 42 moves, 1-0 Round 10 F Thorbergsson vs Tal, 1964  (E77) King's Indian, 39 moves, 0-1 Round 11 Tal vs N Gaprindashvili, 1964  (C99) Ruy Lopez, Closed, Chigorin, 12...cd, 42 moves, 1-0 Round 12 F Olafsson vs Tal, 1964  (A12) English with b3, 39 moves, 0-1 Round 13 Tal vs I Asmundsson, 1964  (C16) French, Winawer, 43 moves, 1-0 13 games