Instructions: 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 home death associated with frequency of physician home medical care visits : a questionnaire survey on communications in home medical care settings?
Answer: The frequency of doctor home-visits was the only factor identified that was positively associated with the occurrence of home death in home medical care settings.
Output:
yes