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: Is cDK10 a target for aberrant DNA methylation in breast cancer?
Answer: CDK10 is not a target for aberrant DNA methylation in breast cancer.
Example Output: no

Example Input: Question: Does school-based physical activity compromise children 's academic performance?
Answer: The AS! BC model is an attractive and feasible intervention to increase physical activity for students while maintaining levels of academic performance.
Example Output: no

Example Input: Question: Is vascular injury associated with increased mortality in winter sports trauma?
Answer: Although vascular injury is an uncommon associated finding in winter sports trauma, it is associated with a significant increase in mortality. These findings highlight the need for rapid identification of traumatic vascular injuries, which predicts worse overall outcomes in this patient population.
Example Output:
yes