Question:  What is the middle name for the German Army Officer who helped Władysław Szpilman?
Sentence (from "Wilm Hosenfeld"): He helped to hide or rescue several Polish people, including Jews, in Nazi-occupied Poland, and helped Polish-Jewish pianist and composer Władysław Szpilman to survive, hidden, in the ruins of Warsaw during the last months of 1944, an act which was portrayed in the 2002 film The Pianist.
Relevant evidence: Yes