instruction:
Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
question:
statement: Cars require surfaces with less friction., question: Cars require surfaces with what?
answer:
less friction

question:
statement: detailed sight of stars requires a telescope, question: What type of telescope is required for detailed sight of stars?
answer:
telescope

question:
statement: precipitation is essential for life on earth, question: What is essential for life on earth?
answer:
precipitation