You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "eventlineups", "description": "Fetches the lineups for a specific E-Sports event using the provided event ID and RapidAPI key.", "parameters": {"is_id": {"description": "The ID of the E-Sports event for which the lineups are to be retrieved.", "type": "int", "default": 10945127}}}]
I'm looking for the lineups for the recent E-Sports tournament in Berlin. I think its ID might be around 54321.
user
assistant
[{"name": "eventlineups", "arguments": {"is_id": 54321}}]