TASK DEFINITION: Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
PROBLEM: statement: Trees are also autotrophs., question: Trees are also what?

SOLUTION: autotrophs

PROBLEM: statement: A sifter is used for separating soil., question: What is used for separating soil?

SOLUTION: A sifter

PROBLEM: statement: mosquitos are naturalized on every continent except the coldest, question: What is naturalized on every continent except the coldest?

SOLUTION:
mosquitos