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

Input: Consider Input: statement: MDMA alter neurotransmitters in the brain., question: What alters neurotransmitters in the brain?

Output: MDMA


Input: Consider Input: statement: brain signals are electrical in practice., question: What type of brain signals are in practice?

Output: electrical


Input: Consider Input: statement: When the arm straightens the elbow straightens., question: What kind of straightens the arm?


Output: elbow