strong></span> To keep it simple,
          unlike __Spirit.qi__, <span class="emphasis"><em>Spirit.X3</em></span> does not support more
          than one attribute anymore in the <code class="computeroutput"><span class="identifier">parse</span></code>
          and <code class="computeroutput"><span class="identifier">phrase_parse</span></code> function.
          Just use <code class="computeroutput"><span class="identifier">std</span><span class="special">:</span><span class="identifier">tuple</span><s