You will be given a definition of a task first, then some input of the task.
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: Does eMS provider level impact use of air medical transport?
Answer: The change in EMS provider level from EMT-I to paramedic in this semirural area had no impact on the number of air medical transports. The acuity of patients flown after the change in EMS provider level remained similar based on common hemodynamic and injury severity markers.
Output:
no