Petrosian's first exchange sacrifice Aganalian vs Petrosian, 1945  (A54) Old Indian, Ukrainian Variation, 4.Nf3, 34 moves, 0-1 A crushing attack off of the exchange sac Dunaev vs Petrosian, 1946  (B84) Sicilian, Scheveningen, 32 moves, 0-1 A sac of the exchange for a dangerous passed pawn Petrosian vs Furman, 1950  (C49) Four Knights, 68 moves, 0-1 A sac of the exchange to shatter the opponent's pawn structure Szabo vs Petrosian, 1952  (B93) Sicilian, Najdorf, 6.f4, 47 moves, 0-1 Saccing the exchange for an opponent's passed pawn Taimanov vs Petrosian, 1953  (A70) Benoni, Classical with 7.Nf3, 38 moves, 0-1 Saccing the exchange for a pawn steam-roller O Troianescu vs Petrosian, 1953  (A07) King's Indian Attack, 57 moves, 0-1 Saccing the exchange for central pressure Petrosian vs C Guimard, 1955  (D37) Queen's Gambit Declined, 62 moves, 1-0 Saccing the exchange for powerful central pawns Y Sakharov vs Petrosian, 1956  (C16) French, Winawer, 42 moves, 0-1 Saccing the exchange for strong minor pieces A Chistiakov vs Petrosian, 1956  (C16) French, Winawer, 29 moves, 0-1 Exchange sac for kingside attack P H Clarke vs Petrosian, 1958  (C02) French, Advance, 41 moves, 0-1 Petrosian sacs the exchange and collects the hanging pawns A Dueckstein vs Petrosian, 1962  (B18) Caro-Kann, Classical, 40 moves, 0-1 Again Petrosian sacrifices for hanging pawns Diez del Corral vs Petrosian, 1962  (B56) Sicilian, 39 moves, 0-1 Petrosian sacs the exchange for a very imposing center Larsen vs Petrosian, 1966  (C00) French Defense, 48 moves, 0-1 Petrosian sacs the exchange... because he can Botvinnik vs Petrosian, 1966  (A10) English, 34 moves, 0-1 A sac of the exchange for a powerful attack Spassky vs Petrosian, 1966  (A46) Queen's Pawn Game, 43 moves, 0-1 Again Petrosian gives up the exchange for some 'passers' B Gurgenidze vs Petrosian, 1967 (B52) Sicilian, Canal-Sokolsky (Rossolimo) Attack, 48 moves, 0-1 Petrosian sacs the exchange for a fatal discovery Petrosian vs Estrin, 1968  (A21) English, 26 moves, 1-0 A sac of the exchange for some rampaging passed pawns. Spassky vs Petrosian, 1969  (E12) Queen's Indian, 56 moves, 0-1 The exchange sac to simplify. Petrosian vs Spassky, 1969  (E47) Nimzo-Indian, 4.e3 O-O 5.Bd3, 38 moves, 1-0 The exchange for a dominating knight. Petrosian vs Gligoric, 1972  (E81) King's Indian, Samisch, 35 moves, 1-0 The exchange for passed pawns. Petrosian vs Dorfman, 1975  (D45) Queen's Gambit Declined Semi-Slav, 41 moves, 1-0 The exchange for the initiative. Gulko vs Petrosian, 1976  (B94) Sicilian, Najdorf, 39 moves, 0-1 Exchange sac for dominating knights Hort vs Petrosian, 1970  (C18) French, Winawer, 48 moves, 0-1 One of the deepest in the collection. Klovans vs Petrosian, 1975  (C11) French, 60 moves, 0-1 24 games