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 laser in situ keratomileusis surgery safe for military personnel?
Answer: There is a high risk of potential traumatic flap problems after LASIK and it is not recommended in army service.
Output:
no