import re


def match_scene_name(scene_name):
    """
    Args:
        scene_name (str): FloorPlanXX-<random_seed(int) | default>

    Returns a tuple of scene name and seed (or 'default') if we
    can match the format."""
    m = re.match("^FloorPlan[0-9]+-([0-9]+|default)$", scene_name)
    if m is not None:
        return m.group().split("-")
    return None