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

Example Input: statement: Placental mammals get oxygen from the atmosphere., question: What kind of mammals get oxygen from the atmosphere?
Example Output: Placental mammals

Example Input: statement: eagles move their wings using large back muscles, question: Who moves their wings using large back muscles?
Example Output: eagles

Example Input: statement: An animal with an additional joint in its mandible became more mammal-like as it continued to evolve, question: What did an animal with a joint in its mandible become?
Example Output:
mammal