Complex sentence: From November 8,1937 to January 31,1938, the Library of the German Museum in Munich held an art exhibition titled "The Eternal Jew", showing works that the Nazis considered to be'degenerate art'.
Split into simpler sentences: From November 8,1937 to January 31,1938, the Library of the German Museum in Munich displayed an art exhibition titled "The Eternal Jew". This exhibit displayed works that the Nazis considered to be'degenerate art'.