(</span><span class="string">"Error! Expecting "</span><span class="special">)</span>
        <span class="special">&lt;&lt;</span> <span class="identifier">_4</span>                               <span class="comment">// what failed?</span>
        <span class="special">&lt;&lt;</span> <span class="identifier">val</span><span class="special">(</span><span class="string">" here: \""</span><span class="special">)</span>
        <span class="special">&lt;&lt;</span> <span class="identifier">construct</span><s