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: Ectotherms undergo a variety of changes at the cellular level to acclimatize to shifts in temperature. Question: Ectotherms undergo a variety of changes at the cellular level to acclimatize to shifts in what?

Ex Output:
temperature


Ex Input:
Sentence: Acting like drawstrings to close off the alimentary canal, the sphincter regulates the passage of material between compartments. Question: Acting like drawstrings to close off the alimentary canal, what regulates the passage of material between compartments?

Ex Output:
sphincter


Ex Input:
Sentence: Urea is made in the liver and excreted in urine. Question: What is made in the liver and excreted in urine?

Ex Output:

urea