lass="link" href="employee.html#spirit_x3.tutorials.employee.rule_declaration">Rule
        Declaration</a>
      </h5>
<p>
        We are assuming that you already know about rules. We introduced rules in
        the previous <a class="link" href="roman.html" title="Roman Numerals">Roman Numerals example</a>.
        Please go back and review the previous tutorial if you have to.
      </p>
<pre class="programlisting"><span class="identifier">x3</span><span class="special">::</span><span class="identifier"