Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.

Input: Consider Input: Context: Hans Ernst von Kottwitz (1 September 1757 -- 13 May 1843) was a German Pietist and philanthropist. 
 Question: What was Hans Ernst von Kottwitz's nationality?

Output: german


Input: Consider Input: Context: Edmund Crouchback (16 January 1245 -- 5 June 1296), a member of the House of Plantagenet, was the second surviving son of Henry III of England and Eleanor of Provence. 
 Question: What was the noble family that Edmund Crouchback was from?

Output: house of plantagenet


Input: Consider Input: Context: Network Aviation is an airline based at Perth Airport, operating air charter services in support of ''fly-in fly-out'' mining operations throughout Western Australia. 
 Question: Which airport is most closely associated with Network Aviation?


Output: perth airport