The answer will be 'yes' if the provided sentence contains an explicit mention that answers the given question. Otherwise, the answer should be 'no'. Instances where the answer is implied from the sentence using "instinct" or "common sense" (as opposed to being written explicitly in the sentence) should be labeled as 'no'.

[EX Q]: Sentence: Eventually, the shelter received word that the alleged hijacker 5 miles away had been a medevac helicopter. 
Question: When did the shelter receive the information?
[EX A]: Yes.

[EX Q]: Sentence: So from now on, Marsha takes extra special care to make sure Joey is safe and sound at all times. 
Question: How often was Joey safe and sound?
[EX A]: Yes.

[EX Q]: Sentence: Whatever their origins, their culture evolved under the pressure and influence of foreign forces. 
Question: Have they always been there?
[EX A]:
Yes.

