Definition: 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.
Input: Question: Do arginine infusion and/or acute changes of growth hormone levels acutely alter leptin serum levels?
Answer: (1) Acute changes of GH levels do not alter leptin serum levels during acute arginine infusions over 120 min. (2) Arginine does not acutely modulate leptin secretion.
Output:
no