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.

[Q]: Question: Is nuchal cord associated with adverse perinatal outcome?
Answer: Nuchal cord is not associated with adverse perinatal outcome. Thus, labor induction in such cases is probably unnecessary.
[A]: no


[Q]: Question: Are perioperative nonselective non-steroidal anti-inflammatory drugs associated with anastomotic leakage after colorectal surgery?
Answer: There does not appear to be a significant association between perioperative ketorolac use and anastomotic leakage after colorectal surgery. However, further prospective studies are needed to confirm our findings before definitive guidelines on NSAID use perioperatively can be recommended.
[A]: no


[Q]: Question: Are all-cause and cause-specific mortality in rheumatoid arthritis greater than expected when treated with tumour necrosis factor antagonists?
Answer: Morbidity, other than infection, and mortality are not higher than expected in patients with RA treated with TNF antagonists.
[A]:
no