In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

[Q]: Sentence: Is sleep an active or inactive state in the brain? Question: Is sleep an active or inactive state in the brain?
[A]: active


[Q]: Sentence: There are four classes of biochemical compounds. Question: How many classes of biochemical compounds are there?
[A]: four


[Q]: Sentence: Through negative pressure does sap get to the tops of tall trees. Question: How does sap get to the tops of tall trees?
[A]:
through negative pressure