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: The name of positive ion ion always comes first. Question: The name of which ion always comes first?

Ex Output:
positive ion


Ex Input:
Sentence: The smallest cyclic ether is called epoxide. Question: The smallest cyclic ether is called what?

Ex Output:
epoxide


Ex Input:
Sentence: Liquid has a definite volume, but not a definite shape. Question: What state of matter has a definite volume, but not a definite shape?

Ex Output:

liquid