Instructions: 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: Is prehysterectomy curettage in women with uterine fibromyomata worthwhile?
Answer: Curettage in women with a preoperative diagnosis of uterine fibromyomata is not worthwhile.
Output:
no