Korchnoi vs Spassky, 1968  (A27) English, Three Knights System, 58 moves, 0-1 Furman vs Spassky, 1957  (A04) Reti Opening, 23 moves, 0-1 Spassky vs Petrosian, 1969  (B94) Sicilian, Najdorf, 24 moves, 1-0 Spassky vs Petrosian, 1969  (D41) Queen's Gambit Declined, Semi-Tarrasch, 30 moves, 1-0 4 games