instruction:
Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
question:
statement: A sifter can be used for separating flours., question: What can a sifter be used for?
answer:
separating flours


question:
statement: Running requires a lot of calories., question: What does running require?
answer:
calories


question:
statement: mammals require food in order to run, question: What do mammals require to run?
answer:

food