Lev Polugaevsky vs Igor Arkadievich Zaitsev - USSR Championship 1969.09.15

Lev Polugaevsky vs Igor Arkadievich Zaitsev<br>USSR Championship Moscow URS round 7 1969.09.15<br>Modern Defense: Averbakh System 1/2-1/2<br>https://www.chessgames.com/perl/chessgame?gid=1111879 --- Send in a voice message: https://anchor.fm/blindfoldchess/message