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: Are anti-cyclic citrullinated peptide antibodies associated with familial Mediterranean fever?
Answer: Our results show that anti-CCP antibodies are not associated with FMF.
Example Output: no

Example Input: Question: Is neutrophil-lymphocyte ratio a reliable predictive marker for early-stage diabetic nephropathy?
Answer: Increased NLR was significantly associated with DN, and high NLR values may be a reliable predictive marker of early-stage DN.
Example Output: yes

Example Input: Question: Is use of antibiotics associated with decreased risk of myocardial infarction among patients with diabetes?
Answer: Our study does not support the hypothesis that use of antibiotics has a protective effect for prevention of coronary heart disease in diabetic patients.
Example Output:
no