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: Does information-enhancement and goal setting techniques for increasing adaptive motivation and decreasing urge to drink alcohol?
Answer: The results show that sense of control can be experimentally induced. This finding has important clinical implications.
[A]: yes


[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: Is the endothelial nitric oxide synthase Glu298Asp polymorphism a risk factor for endometriosis in south Indian women?
Answer: In the present study we could neither observe a difference in the eNOS expression nor establish an association between the eNOS Glu298Asp exon 7 polymorphism in south Indian women with endometriosis.
[A]:
no