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.

Example Input: Question: Do fat mass and obesity-associated gene polymorphisms affect metabolic response to hormone therapy in healthy postmenopausal women?
Answer: The presence of fat mass and obesity-associated gene risk variants in healthy early postmenopausal women does not adversely affect their response to hormone therapy.
Example Output: no

Example Input: Question: Is microvasculopathy observed in early or late endomyocardial biopsies related to angiographically confirmed transplanted heart coronary vasculopathy?
Answer: Microvasculopathy observed early or late after OHT was not related to angiographically confirmed CAV.
Example Output: no

Example Input: Question: Do natural triterpenic diols promote apoptosis in astrocytoma cells through ROS-mediated mitochondrial depolarization and JNK activation?
Answer: Overall, we provide a significant insight into the anticarcinogenic action of erythrodiol and uvaol that may have a potential in prevention and treatment of brain tumors and other cancers.
Example Output:
yes