def parse_tag(tag: str):
    """Parse 'standard' image tag and return Tuple[int, int, int, int, int]
    with frame and box coordinates x1, y1, x2, y2 in one 5-tuple
    """
    # Real example of a tag: 121614:3616:235_183_293_262
    _, frame_str, box_str = tag.split(":", 2)
    frame = int(frame_str)
    box = tuple(int(c) for c in box_str.split("_"))
    return (frame, *box)