Lev Polugaevsky vs Tigran Vartanovich Petrosian - USSR Championship 1970.??.??

Lev Polugaevsky vs Tigran Vartanovich Petrosian<br>USSR Championship Moscow URS 1970.??.??<br>English Opening: Agincourt Defense, Keres Defense 0-1<br>https://www.chessgames.com/perl/chessgame?gid=1106888 --- Send in a voice message: https://anchor.fm/blindfoldchess/message