Tigran Vartanovich Petrosian vs Viktor Korchnoi - Moscow Training 1966.01.??
Tigran Vartanovich Petrosian vs Viktor Korchnoi
Moscow Training Moscow URS round 7 1966.01.??
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation 1/2-1/2
Tigran Vartanovich Petrosian vs Viktor Korchnoi
Moscow Training Moscow URS round 7 1966.01.??
Nimzo-Indian Defense: Three Knights Variation, Duchamp Variation 1/2-1/2