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": "pair_id", "description": "Fetches information of a pair using the given pair address from the Uniswap V2 API.", "parameters": {"is_id": {"description": "The address of the pair.", "type": "str", "default": "0xb011eeaab8bf0c6de75510128da95498e4b7e67f"}}}, {"name": "get_nft_owner", "description": "Fetches the owner of a specific ERC-721 NFT using the provided chain ID, NFT contract address, and NFT ID.", "parameters": {"chainid": {"description": "The chain ID of the blockchain network on which the NFT resides.", "type": "int", "default": "1"}, "nftaddress": {"description": "The address of the NFT contract.", "type": "str", "default": ""}, "nftid": {"description": "The unique identifier of the specific NFT.", "type": "str", "default": ""}}}, {"name": "syntax_status_syntax_ticket_get", "description": "Fetch the result of a syntax check using a provided ticket from the IFC BIM Services API via RapidAPI.", "parameters": {"ticket": {"description": "The unique identifier for the syntax check result to be retrieved.", "type": "str", "default": ""}}}]
Could you please help me find the details of the Uniswap V2 pair with address 0x2222222222222222222222222222222222222222 and fetch the owner of an ERC-721 NFT with chain ID 4, contract address 0x3333333333333333333333333333333333333333, and NFT ID 456? In addition, provide me with the syntax check result using ticket DEF456.
user
assistant
[{"name": "pair_id", "arguments": {"is_id": "0x2222222222222222222222222222222222222222"}}, {"name": "get_nft_owner", "arguments": {"chainid": 4, "nftaddress": "0x3333333333333333333333333333333333333333", "nftid": "456"}}, {"name": "syntax_status_syntax_ticket_get", "arguments": {"ticket": "DEF456"}}]