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: After graduation , Ciprian went on to study acting at the Bucharest Conservatory , where he was coached by Constantin Nottara . 
 Question: when was someone coached?

Ex Output:
After graduation


Ex Input:
Sentence: The third is the presence of a community ; small and stable populations with a thick social network and social norms promoting conservation do better . 
 Question: what   does?

Ex Output:
small and stable populations with a thick social network and social norms promoting conservation


Ex Input:
Sentence: His memorial stone was designed by his only surviving child , Roderick . 
 Question: what was  designed  by someone?

Ex Output:

His memorial stone


