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: Is ischemic preconditioning cardioprotective in senescent human myocardium?
Answer: Our data indicate that ischemic preconditioning has no beneficial effect on the postischemic functional recovery of senescent human myocardium.
Example Output: no

Example Input: Question: Does dual tasking during postural stepping responses increase falls but not freezing in people with Parkinson 's disease?
Answer: For people with PD and FoG, forward falls may not always be caused by FoG, particularly under attention-distracting conditions.
Example Output: yes

Example Input: Question: Is tobacco smoke-induced left ventricular remodelling associated with metalloproteinase-2 or -9 activation?
Answer: MMP-2 and MMP-9 did not participate in the remodelling process induced by tobacco smoke exposure.
Example Output:
no