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

Example Input: statement: H20 is essential for all animals on earth., question: What is essential for all animals on earth?
Example Output: H20

Example Input: statement: Non-vascular plants play vital roles as producers in aquatic ecosystems., question: What plants play vital roles as producers in aquatic ecosystems?
Example Output: Non-vascular plants

Example Input: statement: Olympus and Fuji are used for recording pictures, question: What are used for recording pictures?
Example Output:
Olympus and Fuji