Eduard Spanjaard vs Nicolaas Cortlever
NED-ch Amsterdam NED round 1 1950.07.17
Queen’s Gambit Declined: Alapin Variation 1-0

Johan Teunis Barendregt vs Eduard Spanjaard
NED-ch Amsterdam NED round 2 1950.07.18
Nimzo-Indian Defense: Romanishin Variation 1/2-1/2