Given a statement and question, generate the answer to the question such that the answer is contained in the statement.

Input: Consider Input: statement: Condoms make copulation safe if they're not used incorrectly., question: What makes copulation safe if they're not used incorrectly?

Output: Condoms


Input: Consider Input: statement: Triceps tighten causing a person's elbow to straighten., question: What tightens causing a person's elbow to straighten?

Output: Triceps


Input: Consider Input: statement: Liquid is essential for all life in the world., question: What is essential for all life in the world?


Output: Liquid