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.

Example 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?
Example Output: After graduation

Example Input: Sentence: When BrdU is integrated into DNA , it is supposed that the bromine deforms the minor groove so that Hoechst dyes can not reach their optimal binding site . 
 Question: what   deforms something?
Example Output: the bromine

Example Input: Sentence: In a traditional ceremony , Command Sgt. Major Richard L. Ross , holding the division color with battle streamers , passed it to General Frederick M. Franks , Jr. , completing the official retirement of the division , and the 3rd Armored Division was removed from the official force structure of the U.S. Army . 
 Question: what   completed something?
Example Output:
Command Sgt. Major Richard L. Ross , holding the division color with battle streamers , passed it to General Frederick M. Franks , Jr.