e>*</code>  "<code class="grammar-literal">]</code>"</td>
    </tr>
    <tr id="tg-grammar-production-PN_CHARS_BASE">
      <td>[163s]</td>
      <td><code>PN_CHARS_BASE</code></td>
      <td>::=</td>
      <td><code>[</code> <code class="grammar-literal">A-Z</code><code>]</code></td>
    </tr>
    <tr>
      <td colspan=2></td>
      <td>|</td>
      <td><code>[</code> <code class="grammar-literal">a-z</code><code>]</code></td>
    </tr>
    <tr>
      <td colspan=2></td>
      <td>|</td>
      <td><code>[