Tigran Vartanovich Petrosian vs Nikolai Krogius - USSR Championship 1959.01.24
Tigran Vartanovich Petrosian vs Nikolai Krogius
USSR Championship Tbilisi URS round 9 1959.01.24
Grünfeld Defense: Three Knights Variation, Petrosian System 1-0
Tigran Vartanovich Petrosian vs Nikolai Krogius
USSR Championship Tbilisi URS round 9 1959.01.24
Grünfeld Defense: Three Knights Variation, Petrosian System 1-0