an class="w"> </span><span class="nx">Middle</span><span class="w"> </span><span class="kr">from</span><span class="w"> </span><span class="s1">&#39;./middle.js&#39;</span>

<span class="kd">class</span><span class="w"> </span><span class="nx">Lower</span><span class="w"> </span><span class="k">extends</span><span class="w"> </span><span class="nx">Middle</span><span class="w"> </span><span class="p">{</span>
<span class="w">  </span><span class="nx">report</span><span class="w"> </span><span class="p">()</