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 childhood maltreatment associated with depression but not with hypochondriasis in later life?
Answer: The findings suggest a robust association of childhood maltreatment with depression but not with hypochondriasis. This result does not support etiological models of hypochondriasis which rely on childhood maltreatment as a risk factor for the development of this disorder.
Example Output: yes

Example Input: Question: Do matrix metalloproteinase-8 inhibitors mitigate sepsis-induced myocardial injury in rats?
Answer: MMP-8 inhibitor attenuated myocardial injury in septic rats, which might be related to reduced expression of TNF- and IL-1.
Example Output:
yes