Question: Do both directors of films Grijpstra & De Gier and Interference (Film) share the same nationality?
Sentence (from "Wim Verstappen"): He started at the Netherlands Film and Television Academy in 1961, and released his first movie in 1966," De minder gelukkige terugkeer van Joszef Katus naar het land van Rembrandt".
Relevant evidence: No