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.

Example Input: Question: Does transparent and open discussion of errors increase malpractice risk in trauma patients?
Answer: A transparent discussion of errors, complications, and deaths does not appear to lead to an increased risk of lawsuit.
Example Output: no

Example Input: Question: Does surfactant replacement therapy on ECMO improve outcome in neonates with congenital diaphragmatic hernia?
Answer: The data from this study suggest that surfactant replacement on ECMO for neonates with congenital diaphragmatic hernia does not provide significant benefit in the infant's clinical course with respect to survival, length of ECMO course, length of intubation, or subsequent need for supplemental oxygen.
Example Output: no

Example Input: Question: Does implementation of the acute care surgery model provide benefits in the surgical treatment of the acute appendicitis?
Answer: The ACS model may improve abdominal surgical efficiency and quality. Our study results echoed the benefits of the implementation of the ACS model shown in North America.
Example Output:
yes