Definition: Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
Input: Question: Is appointment-keeping behavior related to medication adherence in hypertensive African Americans?
Answer: Appointment-keeping behavior was not related to ADH or BP among hypertensive African Americans. It should not be used as a proxy for ADH in this patient population.
Output:
no