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: Proteins are long chains of amino acids. Question: What are long chains of amino acids?

Ex Output:
proteins


Ex Input:
Sentence: Environmental contaminants is one problem with current methods of aluminum production. Question: What is one problem with current methods of aluminum production?

Ex Output:
environmental contaminants


Ex Input:
Sentence: Altricial organisms are helpless at birth and require lots of help from their parents. Question: What type of organisms are helpless at birth and require lots of help from their parents?

Ex Output:

altricial organisms