Tigran Vartanovich Petrosian vs Isaac Boleslavsky - USSR Championship 1949.11.05
Tigran Vartanovich Petrosian vs Isaac Boleslavsky
USSR Championship Moscow URS round 13 1949.11.05
Grünfeld Defense: Exchange Variation 1/2-1/2
Tigran Vartanovich Petrosian vs Isaac Boleslavsky
USSR Championship Moscow URS round 13 1949.11.05
Grünfeld Defense: Exchange Variation 1/2-1/2