Lev Polugaevsky vs Boris Spassky - Tallinn 1973.02.21

Lev Polugaevsky vs Boris Spassky<br>Tallinn Tallinn URS round 2 1973.02.21<br>English Opening: Agincourt Defense, Keres Defense 1/2-1/2<br>https://www.chessgames.com/perl/chessgame?gid=1112089 --- Send in a voice message: https://anchor.fm/blindfoldchess/message