This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'Pain felt between great toe and 2nd toe is due to involvement of which nerve root - \nSelect and explain. \nA. L5, B. S2, C. S1, D. S3', 'role': 'user'}, {'content': 'Answer: A \nExplanation: First web space of foot is supplied by deep peroneal nerve (L5)', 'role': 'assistant'}]