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: Do post-ERCP pancreatitis rates differ between needle-knife and pull-type pancreatic sphincterotomy techniques : a multiendoscopist 13-year experience?
Answer: The risk of post-ERCP pancreatitis does not differ between EPS techniques when performed at a high-volume pancreaticobiliary referral center when using routine prophylactic pancreatic duct stent placement.
no

Question: Do nAT1 genotypes predict response to mesalamine in patients with ulcerative colitis?
Answer: NAT1 genotypes do not predict response or side effects to mesalamine in patients with UC. Variations caused by non-genomic effects may be associated with the clinical response to 5-ASA.
no

Question: Is n-acetyl beta-D-glucosaminidase attached to human sperm membranes through the glycosylphosphatidyl inositol ( GPI ) -anchor?
Answer: The evidence presented strongly suggests that human sperm membrane bound NAGA is not attached via the GPI anchor.
no