Lajos Portisch vs Jan Timman - Hastings 1969-70 1969.12.31

Lajos Portisch vs Jan Timman<br>Hastings 1969/70 Hastings ENG round 3 1969.12.31<br>Benoni Defense: Classical Variation, Argentine Counterattack 1/2-1/2<br>https://www.chessgames.com/perl/chessgame?gid=1141796 --- Send in a voice message: https://anchor.fm/blindfoldchess/message