Question: Do Klaas Schilder and Jaroslav Ježek (Designer) share the same nationality?
Sentence (from "Josef Pollák"): At the 1983 World Orienteering Championships in Zalaegerszeg he won a silver medal in the relay, together with Vlastimil Uchytil, Pavel Ditrych and Jaroslav Kacmarcik.
Relevant evidence: No