Lev Polugaevsky vs David Bronstein - USSR Championship 1971.09.23

Lev Polugaevsky vs David Bronstein<br>USSR Championship Leningrad URS round 6 1971.09.23<br>English Opening: Symmetrical Variation, Fianchetto Variation 0-1<br>https://www.chessgames.com/perl/chessgame?gid=1034538 --- Send in a voice message: https://anchor.fm/blindfoldchess/message