Tigran Vartanovich Petrosian vs Yuri Averbakh - Training Tournament 1953.05.??
Tigran Vartanovich Petrosian vs Yuri Averbakh
Training Tournament Gagra (Georgia) round 7 1953.05.??
Grünfeld Defense: Three Knights Variation, Petrosian System 1/2-1/2
Tigran Vartanovich Petrosian vs Yuri Averbakh
Training Tournament Gagra (Georgia) round 7 1953.05.??
Grünfeld Defense: Three Knights Variation, Petrosian System 1/2-1/2