Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
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Question: statement: Human infants at birth weigh 7 pounds, infants smaller or larger are less likely to survive, question: What is the weight of human infants at birth?

Answer: 7 pounds


Question: statement: large animals that roamed the planet were replaced with mammals after their extinction, question: What were large animals that roamed the planet replaced with after their extinction?

Answer: mammals


Question: statement: Running quickly uses up the nutrients eaten., question: What does running quickly use?

Answer:
nutrients