gory</li>
        <li><code>.. subscribed for 4 months in a row!</code> would add that
            user to the <code>3months</code> category</li>
        <li><code>.. subscribed for 11 months in a row!</code> would add that
            user to the <code>6months</code> category</li>
        <li><code>.. subscribed for 20 months in a row!</code> would add that
            user to the <code>12months</code> category</li>
        <li><code>.. just subscribed!</code> won't do anything</li>
    </ul>
    
    <p>R