file
        to parse and show how we can obtain the position of an AST element, returned
        after a successful parse.
      </p>
<p>
        Given this input:
      </p>
<pre class="programlisting"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">input</span> <span class="special">=</span> <span class="identifier">R</span><span class="string">"(
{
    23,
    "</span><span class="identifier">Amanda</span><span class="stri