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": "match", "description": "Fetch detailed information about a soccer match given its ID.", "parameters": {"is_id": {"description": "The unique identifier of the soccer match.", "type": "str", "default": "4451971"}}}]
I'm a big fan of the English Premier League and I want to know the details of the match between Chelsea and Liverpool that took place last weekend. Could you tell me the league, home team, away team, events, substitutes, and stats for this match?
user
assistant
[{"name": "match", "arguments": {"is_id": "<match_id_of_the_match_Chelsea_vs_Liverpool>"}}]