Coenraad Zuidema vs Maarten D Etmans - NED-ch 1969.04.04

Coenraad Zuidema vs Maarten D Etmans<br>NED-ch Leeuwarden NED round 5 1969.04.04<br>Modern Defense 0-1<br>https://www.chessgames.com/perl/chessgame?gid=1810042 --- Send in a voice message: https://anchor.fm/blindfoldchess/message