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.

Ex Input:
Context: TDRS-11 was launched at 01:48 UTC on 31 January 2013, at the beginning of a 40-minute launch window. 
 Question: On what date did TDRS-11 take off?

Ex Output:
31 january 2013


Ex Input:
Context: The Egyptian Peasant is a book by Henry Habib Ayrout about the life of the Egyptian peasant (fellah). 
 Question: Who was the writer of The Egyptian Peasant?

Ex Output:
henry habib ayrout


Ex Input:
Context: 1016 Anitra, provisional designation 1924 QG, is a main-belt asteroid discovered by German astronomer Karl Wilhelm Reinmuth at Heidelberg-Konigstuhl State Observatory on January 31, 1924. 
 Question: Who discovered 1016 Anitra?

Ex Output:

karl wilhelm reinmuth