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: An `` optical image stabilizer '' , often abbreviated OIS , IS , or OS , is a mechanism used in a still camera or video camera that stabilizes the recorded image by varying the optical path to the sensor . 
 Question: what is  varied?
Example Output: the optical path to the sensor

Example Input: Sentence: On September 21 , 1955 , Moore went up in weight to face future Hall of Famer Rocky Marciano for Marciano 's Heavyweight Championship . 
 Question: who did someone face?
Example Output: future Hall of Famer Rocky Marciano ### Rocky Marciano

Example Input: Sentence: Ladd has won a Golden Globe and a BAFTA and has been nominated three times for the Academy Award for Best Supporting Actress . 
 Question: what was someone nominated  for?
Example Output:
the Academy Award for Best Supporting Actress

