Lajos Portisch vs Anatoly Karpov - San Antonio 1972.11.30

Lajos Portisch vs Anatoly Karpov<br>San Antonio San Antonio, TX USA round 9 1972.11.30<br>Nimzo-Indian Defense: Normal Variation, Gligoric System, Bronstein Variation 1-0<br>https://www.chessgames.com/perl/chessgame?gid=1067696 --- Send in a voice message: https://anchor.fm/blindfoldchess/message