Q: 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.
Question: Is interstitial cystitis an etiology of chronic pelvic pain in young women?
Answer: The results of this study suggest that interstitial cystitis is an etiology of CPP in young women. Evaluation of the bladder as an origin of pelvic pain is warranted in young women with CPP and urinary frequency or dyspareunia.
A:
yes