Definition: 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.
Input: Question: Does increased expression of the adult stem cell marker Musashi-1 in the ectopic endometrium of adenomyosis correlate with serum estradiol and progesterone levels?
Answer: Aberrant Musashi-1 expression in adenomyosis may be involved in the pathogenesis and pathophysiology of adenomyosis, but it does not correlate with changes in serum estradiol or progesterone levels.
Output:
no