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.

[Q]: Question: Is the covariation between burnout and sick leave due to mental disorders explained by a shared genetic liability : a prospective swedish twin study with a five-year follow-up?
Answer: The association between burnout and sick leave due to stress-related and other mental disorders seems to be a reflection of a shared genetic liability.
[A]: yes

[Q]: Question: Is the female protective effect in autism spectrum disorder mediated by a single genetic locus?
Answer: The results do not support the hypothesis that the FPE is mediated by a single genetic locus; however, this does not exclude the possibility of multiple genetic loci playing a role in the FPE.
[A]: no

[Q]: Question: Does four weeks one-leg training and high fat diet alter PPARalpha protein or mRNA expression in human skeletal muscle?
Answer: 4 weeks one leg knee extensor training did not affect PPARalpha protein or mRNA expression. Furthermore, higher fat oxidation during exercise after fat rich diet was not accompanied by an increased PPARalpha protein or mRNA expression after 4 weeks.
[A]:
no