instruction:
Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
question:
statement: a wheeled vehicle requires less friction, question: What does a wheeled vehicle require?
answer:
less friction

question:
statement: humans took advantage of the extinction of dinosaurs, question: What species did humans take advantage of?
answer:
dinosaurs

question:
statement: Mammalian molars are important for gleaning nutrients from food, question: What are important for gleaning nutrients from food?
answer:
Mammalian molars