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": "teams_get_results", "description": "Retrieve match results for a given team ID from the Unofficial Cricbuzz API.", "parameters": {"teamid": {"description": "The unique identifier for the team whose match results are to be retrieved.", "type": "int", "default": "2"}}}, {"name": "tournament_list", "description": "Retrieves a list of all tennis tournaments to be played in a selected year, based on the specified category. It provides basic information about each tournament such as venue, surface, and winners.", "parameters": {"category": {"description": "The category of tournaments to retrieve. Options include:", "type": "str", "default": "atpgs"}, "year": {"description": "The year for which to retrieve the list of tournaments.", "type": "str", "default": "2022"}}}, {"name": "nhl_team_players", "description": "Fetches the roster information for a specific NHL team using the RapidAPI endpoint.", "parameters": {"teamid": {"description": "The unique identifier for the NHL team whose roster information is to be fetched.", "type": "str", "default": "17"}}}]
Please fetch the player roster for the Chicago Blackhawks and list all Challenger Circuit tournaments in 2021.
user
assistant
[{"name": "nhl_team_players", "arguments": {"teamid": "CHI"}}, {"name": "tournament_list", "arguments": {"category": "ch", "year": "2021"}}]