Task: Question Understanding
Input (English): Context : Jürgen Thorwald (born as Heinz Bongartz October 28, 1915 -- April 4, 2006) was a German writer, journalist and historian known for his works describing the history of forensic medicine and of World War II. Thorwald was a native of Solingen, Rhenish Prussia, and attended the University of Cologne. 
Question : What college did Jürgen Thorwald go to?
Output (English): educated at