Game 1 Petrosian vs Smyslov, 1951  (D15) Queen's Gambit Declined Slav, 51 moves, 1-0 Game 2 Reshevsky vs Petrosian, 1953  (E58) Nimzo-Indian, 4.e3, Main line with 8...Bxc3, 41 moves, 1/2-1/2 Game 3 Tal vs Petrosian, 1958  (C97) Ruy Lopez, Closed, Chigorin, 73 moves, 1/2-1/2 Game 4 Petrosian vs Gligoric, 1962  (E94) King's Indian, Orthodox, 31 moves, 1/2-1/2 Game 5 Portisch vs Petrosian, 1972  (A35) English, Symmetrical, 39 moves, 1/2-1/2 Game 6 Petrosian vs Suetin, 1954  (E94) King's Indian, Orthodox, 40 moves, 1-0 Game 7 Petrosian vs Pilnik, 1956  (A56) Benoni Defense, 50 moves, 1-0 Game 8 Bronstein vs Petrosian, 1956  (E95) King's Indian, Orthodox, 7...Nbd7, 8.Re1, 29 moves, 1/2-1/2 Game 9 Petrosian vs J Yuchtman, 1959  (E92) King's Indian, 31 moves, 1-0 Game 10 Kotov vs Gligoric, 1953  (E87) King's Indian, Samisch, Orthodox, 41 moves, 1/2-1/2 Game 20 Polugaevsky vs Petrosian, 1960  (E54) Nimzo-Indian, 4.e3, Gligoric System, 24 moves, 1-0 Game 46 Kasparov vs Petrosian, 1981  (D25) Queen's Gambit Accepted, 42 moves, 0-1 Game 51 Spassky vs V Mikenas, 1959  (D08) Queen's Gambit Declined, Albin Counter Gambit, 24 moves, 1-0 Game 52 Spassky vs Bronstein, 1960  (C36) King's Gambit Accepted, Abbazia Defense, 23 moves, 1-0 Game 53 Spassky vs Polugaevsky, 1961  (E12) Queen's Indian, 51 moves, 0-1 15 games