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: This technology is implemented in the lens itself , or by moving the sensor as the final element in the optical path . 
 Question: what is  implemented?

Ex Output:
This technology


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

Ex Output:
approximate solutions


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 follow?

Ex Output:

When Beuerlein called the play in the huddle ### it