Detailed 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.
Q: Question: Does herbal compound Naoshuantong capsule attenuate retinal injury in ischemia/reperfusion rat model by inhibiting apoptosis?
Answer: Our study indicated that Naoshuantong capsule attenuates retinal damage in rat models of ischemic ophthalmopathy, possibly by inhibiting apoptosis.
A:
yes