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: Do pelvimetric dimensions impact upon nerve sparing or erectile function recovery in patients undergoing radical retropubic prostatectomy?
Answer: We did not find unfavorable pelvic anatomy to impact the likelihood of performing a nerve sparing procedure or to be predictive of any degree of recovery of EF after RRP.
Output:
no