TASK DEFINITION: Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
PROBLEM: statement: Sharks are excellent predators thanks to their teeth., question: What are excellent predators due to their teeth?

SOLUTION: Sharks

PROBLEM: statement: hawks use a bill to catch prey, question: Who uses a bill to catch prey?

SOLUTION: hawks

PROBLEM: statement: pulleys can prevent humans from getting hurt, question: What can prevent humans from getting hurt?

SOLUTION:
pulleys