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.

Ex Input:
Question: Does in vivo gene transfer of endothelial nitric oxide synthase to carotid arteries from hypercholesterolemic rabbits enhance endothelium-dependent relaxations?
Answer: Adenovirus-mediated gene transfer of eNOS to carotid arteries of cholesterol-fed animals improves endothelium-dependent relaxation when an optimal viral titer is administered.

Ex Output:
yes


Ex Input:
Question: Does aerobic training alter CRP in apparently healthy , untrained men?
Answer: Regular aerobic training does not appear to affect CRP concentrations in apparently healthy, untrained men despite significant improvements in bodyweight, BF%, BMI, and VO2max.

Ex Output:
no


Ex Input:
Question: Is serum mast cell tryptase a useful marker for disease severity in psoriasis or atopic dermatitis?
Answer: Serum total tryptase did not prove to be a useful tool in assessing severity of psoriasis or AD. Total IgE levels did not correlate with severity of AD.

Ex Output:

no