Question: Are Wilhelm Szewczyk and Mirjam Oldenhave of the same nationality?
Sentence (from "Wilhelm Szewczyk"): Wilhelm Szewczyk (5 January 1916 – 8 June 1991) was a Polish writer, poet, literary critic, translator, activist of the National Radical Camp, communist, and member of parliament from the region of Silesia.
Relevant evidence: Yes