messages.content: Who was the president of the United States during the American Civil War?
messages.role: user
messages.role: assistant
messages.arguments: {"event": "American Civil War", "year": 1861}
messages.name: us_history_get_president
messages.type: function
tools: [{"type": "function", "function": {"name": "us_history_get_president", "description": "Retrieve the U.S. president during a specific event in American history.", "parameters": {"type": "dict", "properties": {"event": {"type": "string", "description": "The event in U.S. history."}, "year": {"type": "integer", "description": "The specific year of the event."}}, "required": ["event", "year"]}}}]