Viktor Kupreichik vs Viktor Korchnoi - Grandmasters-Young Masters 1970.10.??

Viktor Kupreichik vs Viktor Korchnoi<br>Grandmasters-Young Masters Sochi URS 1970.10.??<br>French Defense: Advance Variation 1-0<br>https://www.chessgames.com/perl/chessgame?gid=1087116 --- Send in a voice message: https://anchor.fm/blindfoldchess/message