Game 1 Petrosian vs Estrin, 1968  (A21) English, 26 moves, 1-0 Game 2 Keres vs Lutikov, 1971  (C72) Ruy Lopez, Modern Steinitz Defense, 5.O-O, 28 moves, 1-0 Game 3 Botvinnik vs Larsen, 1967  (A14) English, 47 moves, 1-0 Game 4 Bronstein vs Tal, 1968  (C32) King's Gambit Declined, Falkbeer Counter Gambit, 43 moves, 1-0 Game 5 Keres vs V Mikenas, 1968  (B02) Alekhine's Defense, 29 moves, 1-0 Game 6 Kupreichik vs Tal, 1970  (B57) Sicilian, 31 moves, 1-0 Game 7 Keres vs Westerinen, 1971  (B02) Alekhine's Defense, 45 moves, 1-0 Game 8 Polugaevsky vs Tal, 1969  (D41) Queen's Gambit Declined, Semi-Tarrasch, 37 moves, 1-0 Game 9 B Ivanovic vs Keres, 1972  (C96) Ruy Lopez, Closed, 59 moves, 0-1 Game 10 M Mukhin vs Tal, 1972  (E46) Nimzo-Indian, 29 moves, 0-1 Game 11 Tal vs Keres, 1973  (C72) Ruy Lopez, Modern Steinitz Defense, 5.O-O, 44 moves, 1-0 Game 12 Keres vs Westerinen, 1973  (B06) Robatsch, 30 moves, 1-0 Game 13 Bronstein vs Ljubojevic, 1973  (B03) Alekhine's Defense, 41 moves, 1-0 Game 14 Spassky vs N Rashkovsky, 1973  (B96) Sicilian, Najdorf, 21 moves, 1-0 Game 15 Tal vs Petrosian, 1973  (B17) Caro-Kann, Steinitz Variation, 27 moves, 0-1 Game 16 Keres vs Taimanov, 1975  (E14) Queen's Indian, 54 moves, 1-0 Game 17 Shamkovich vs V Liberzon, 1967  (C95) Ruy Lopez, Closed, Breyer, 73 moves, 1-0 Game 18 Smyslov vs J H Donner, 1967  (B17) Caro-Kann, Steinitz Variation, 73 moves, 0-1 Game 19 Tal vs Korchnoi, 1968  (E19) Queen's Indian, Old Main line, 9.Qxc3, 40 moves, 1/2-1/2 Game 20 Keres vs Ivkov, 1970  (C87) Ruy Lopez, 76 moves, 1-0 Game 21 Sveshnikov vs Keres, 1973  (C45) Scotch Game, 75 moves, 1/2-1/2 21 games