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.

Ex Input:
Sentence: We call the major artery carrying recently oxygenated blood away from the heart the aorta. Question: What do we call the major artery carrying recently oxygenated blood away from the heart?

Ex Output:
aorta


Ex Input:
Sentence: Gas bubble holes helps pumice float in water. Question: What helps pumice float in water?

Ex Output:
gas bubble holes


Ex Input:
Sentence: The sun is considered the center of the solar system. Question: What is considered the center of the solar system?

Ex Output:

sun