def generate_restaurant_url(latitude, longitude):
    """Generate a url string with coordinates information for web scraping

    :param latitude: latitude of a house
    :param longitude: longitude of a house
    :return: A concatenated url string
    """
    base_url = r"https://www.opentable.com/s?"
    url = f"{base_url}latitude={latitude}&longitude={longitude}"
    return url