IBM

½-½ Ribli, Zoltan vs Boris Spassky 1973 · IBM · Sicilian Defense: Najdorf Variation, Opocensky Variation The Modern Era 1-0 Boris Spassky vs Kavalek, Lubomir 1973 · IBM · Benoni Defense: Hromádka System The Modern Era ½-½ Petrosian, Tigran V vs Boris Spassky 1973 · IBM · Queen's Gambit Declined: Exchange Variation, Reshevsky Variation The Modern Era ½-½ Boris Spassky vs Szabo, Laszlo 1973 · IBM · Nimzo-Indian Defense: St. Petersburg Variation, Fischer Variation The Modern Era ½-½ Quinteros, Miguel A vs Boris Spassky 1973 · IBM · Queen's Gambit Declined: Harrwitz Attack, Main Line The Modern Era 0-1 Radulov, Ivan vs Boris Spassky 1973 · IBM · Pirc Defense: Austrian Attack, Dragon Formation The Modern Era ½-½ Boris Spassky vs Enklaar, Bertus F 1973 · IBM · Sicilian Defense: Taimanov Variation The Modern Era ½-½ Smejkal, Jan vs Boris Spassky 1973 · IBM · Réti Opening: Advance Variation The Modern Era 0-1 Boris Spassky vs Donner, Jan Hein 1973 · IBM · Sicilian Defense: Najdorf Variation The Modern Era ½-½ Ree, Hans vs Boris Spassky 1973 · IBM · Réti Opening: Reversed Blumenfeld Gambit The Modern Era ½-½ Boris Spassky vs Marovic, Drazen 1973 · IBM · Queen's Gambit Declined: Orthodox Defense, Swiss, Carlsbad Variation The Modern Era ½-½ Andersson, Ulf vs Boris Spassky 1973 · IBM · King's Indian Attack: French Variation The Modern Era 1-0 Boris Spassky vs Langeweg, Kick 1973 · IBM · Sicilian Defense: Taimanov Variation, Modern Line The Modern Era ½-½ Planinec, Albin vs Boris Spassky 1973 · IBM · Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid The Modern Era 1-0 Boris Spassky vs Timman, Jan H 1973 · IBM · King's Indian Defense: Sämisch Variation, Closed Variation The Modern Era