def METHOD_NAME(self, puzzle: UncurriedPuzzle) -> Optional[PuzzleInfo]:
    args = match_cat_puzzle(puzzle)
    if args is None:
        return None
    _, tail_hash, inner_puzzle = args
    constructor_dict = {
        "type": "CAT",
        "tail": "0x" + tail_hash.atom.hex(),
    }
    next_constructor = self._match(uncurry_puzzle(inner_puzzle))
    if next_constructor is not None:
        constructor_dict["also"] = next_constructor.info
    return PuzzleInfo(constructor_dict)