s="special">&lt;</span><span class="identifier">proto</span><span class="special">::</span><span class="identifier">tag</span><span class="special">::</span><span class="identifier">dereference</span><span class="special">,</span> <span class="identifier">Elements</span><span class="special">,</span> <span class="identifier">Modifiers</span><span class="special">&gt;</span>
  <span class="special">:</span> <span class="identifier">make_unary_composite</span><span class="special">&lt;</span><span class="iden