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": "primeira_liga_standings", "description": "Fetches the standings for the Primeira Liga for a specified season.", "parameters": {"season": {"description": "The season for which the standings are to be fetched, e.g., '2022'. If not provided, the current season is assumed.", "type": "str, optional", "default": ""}}}, {"name": "constructors", "description": "Fetches the list of constructors for a given Formula 1 season using the specified API key.", "parameters": {"season_id": {"description": "The ID of the season for which to list constructors.", "type": "int", "default": "2020"}}}, {"name": "matchmanagers", "description": "Retrieve the managers for a specific Ice Hockey match using the match ID.", "parameters": {"is_id": {"description": "The ID of the match for which to retrieve managers.", "type": "int", "default": 10745761}}}, {"name": "innings_cricket", "description": "Fetch innings data for a cricket event given the event ID.", "parameters": {"event_id": {"description": "The unique identifier of the cricket event.", "type": "int", "default": "10188874"}}}]
Can you tell me the standings for the 2021 season of Primeira Liga, and who are the managers of the ice hockey match with ID 12345?
user
assistant
[{"name": "primeira_liga_standings", "arguments": {"season": "2021"}}, {"name": "matchmanagers", "arguments": {"is_id": 12345}}]