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: Besides the concentration of dissolve oxygen and nutrients in the water, the availability of sunlight limits aquatic organisms. Question: Besides the concentration of dissolve oxygen and nutrients in the water, what other factor limits aquatic organisms?

Ex Output:
availability of sunlight


Ex Input:
Sentence: A healthy immune system fights off infections and other dieases. Question: What does a healthy immune system fight off?

Ex Output:
infections and other dieases


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