</span>
</pre>
<p>
          Note that this is a case where the parentheses are necessary. The Kleene
          Star encloses the complete expression above, repeating the whole pattern
          in the generated output zero or more times.
        </p>
<h6>
<a name="spirit.karma.tutorials.warming_up.h4"></a>
          <span><a name="spirit.karma.tutorials.warming_up.let_s_generate_"></a></span><a class="link" href="warming_up.html#spirit.karma.tutorials.warming_up.let_s_generate_">Let's
          Generate!</