TASK DEFINITION: Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
PROBLEM: statement: the ovaries are used by animals and flowers, question: What animals use the ovaries?

SOLUTION: animals and flowers

PROBLEM: statement: insects can destroy corn crops, question: What can destroy corn crops?

SOLUTION: insects

PROBLEM: statement: a sifter is used for some instructions, question: What is used for some instructions?

SOLUTION:
a sifter