="p">)</span> <span class="p">{</span> <span class="p">(</span><span class="n">lhs</span><span class="p">,</span> <span class="n">rhs</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Bool</span> <span class="k">in</span>
    <span class="k">return</span> <span class="n">lhs</span><span class="o">.</span><span class="mi">0</span> <span class="o">==</span> <span class="n">rhs</span><span class="o">.</span><span class="mi">0</span> <span class="o">&amp;&amp;</span> <span class="n">l