def is_kitchener_wilmot_hydro_bill(soup):
    """Check if this is a Kitchener-Wilmot Hydro bill."""

    def find_kitchener_wilmot_hydro(tag):
        return (
            tag.name == "span" and tag.decode().find("KITCHENER-WILMOT HYDRO INC") >= 0
        )

    return len(soup.find_all(find_kitchener_wilmot_hydro)) > 0