Lajos Portisch vs Vasily Smyslov - Amsterdam Interzonal 1964.05.29

Lajos Portisch vs Vasily Smyslov<br>Amsterdam Interzonal Amsterdam NED round 8 1964.05.29<br>Queen's Indian Defense: Buerger Variation 0-1<br>https://www.chessgames.com/perl/chessgame?gid=1113071 --- Send in a voice message: https://anchor.fm/blindfoldchess/message