n>
    <span class="keyword">struct</span> <span class="identifier">name</span><span class="special">;</span>
    <span class="keyword">struct</span> <span class="identifier">age</span><span class="special">;</span>
<span class="special">}</span>

<span class="comment">// demo::employee is a Fusion sequence</span>
<span class="identifier">BOOST_FUSION_DEFINE_ASSOC_STRUCT</span><span class="special">(</span>
    <span class="special">(</span><span class="identifier">demo</span><span class="special">),</span>