Task: Text Categorization
Input (English): Context: Schloss Cecilienhof is a palace in Potsdam Brandenburg Germany. Cecilienhof was the last palace built by the Hohenzollern family that ruled Prussia and Germany until 1918. It is also famous for having been the location of the Potsdam Conference in 1945 in which the leaders of the Soviet Union the United Kingdom and the United States took important decisions affecting the shape of post World War II Europe and Asia.
Question: The document can be classified to which topic? 
Options: 1)Company, 2)NaturalPlace, 3)OfficeHolder, 4)Film, 5)Building
Output (English): 5