al-property">mars</span><span class="operator">:</span> <span class="punctuation">{</span><span class="literal-property">moons</span><span class="operator">:</span> <span class="number">2</span><span class="punctuation">}</span><span class="punctuation">}</span><span class="punctuation">}</span><span class="punctuation">)</span><span class="punctuation">,</span>
  <span class="punctuation">)</span><span class="punctuation">;</span>
  <span class="keyword">return</span> <span class="punctuation">(</span>
   