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 chains in cellulose stack in parallel rows held together by hydrogen bonds between hydroxl groups groups. Question: The chains in cellulose stack in parallel rows held together by hydrogen bonds between which groups?

Ex Output:
hydroxl groups

Ex Input:
Sentence: The base of a nucleotide within dna consists of nitrogen. Question: What does the base of a nucleotide within dna consist of?

Ex Output:
nitrogen

Ex Input:
Sentence: Popping popcorn action will result in a product with new chemical properties. Question: Which action will result in a product with new chemical properties?

Ex Output:
popping popcorn.