In this task, you are given a sentence and question which can be answered using the sentence. Your task is to answer the question using the information from the sentence. The answer to the question is unique and it is a continuous text span from the sentence.

Ex Input:
Sentence: When Beuerlein called the play in the huddle , it elicited more laughter from his offense , followed by criticism of the call , when he told them , `` Hey guys , I 'm serious ... do your job . '' 
 Question: what did something elicit?

Ex Output:
more laughter from his offense


Ex Input:
Sentence: Instead , much of numerical analysis is concerned with obtaining approximate solutions while maintaining reasonable bounds on errors . 
 Question: what is  concerned?

Ex Output:
much of numerical analysis


Ex Input:
Sentence: Instead , much of numerical analysis is concerned with obtaining approximate solutions while maintaining reasonable bounds on errors . 
 Question: when might something obtain something?

Ex Output:

while maintaining reasonable bounds on errors