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": "memre_api_v1_study", "description": "Retrieves learning items that a specific user should study using the Memre API.", "parameters": {"user_id": {"description": "The ID of the user for whom to retrieve learning items.", "type": "str", "default": ""}}}, {"name": "radical_position", "description": "This function queries the Kanji Alive API using the given radical position to retrieve relevant information.", "parameters": {"rpos": {"description": "The radical position in Hiragana or Romaji.", "type": "str", "default": "hen"}}}, {"name": "getting_data", "description": "This function retrieves supermarket sales data from three different cities using the provided RapidAPI keys.", "parameters": {"x_rapidapi_key": {"description": "The RapidAPI key for accessing the `data_visualisation_` API. Defaults to 'demo'.", "type": "str", "default": "demo"}}}, {"name": "getquestionsbyexam", "description": "Fetches exam questions for a specified exam using the Tech Exams API.", "parameters": {"exam": {"description": "The exam identifier for which the questions are to be retrieved.", "type": "str", "default": "PT0-001"}}}]
Get the learning schedule for user 'U11121' and determine the radical position for 'れ'.
user
assistant
[{"name": "memre_api_v1_study", "arguments": {"user_id": "U11121"}}, {"name": "radical_position", "arguments": {"rpos": "\u308c"}}]