e</span><span class="p">(</span><span class="s2">&quot;dates&quot;</span><span class="p">,</span> <span class="p">[[</span><span class="s2">&quot;2020-01-01&quot;</span><span class="p">,</span> <span class="s2">&quot;2020-07-01&quot;</span><span class="p">],</span> <span class="p">[</span><span class="s2">&quot;2020-01-01&quot;</span><span class="p">,</span> <span class="s2">&quot;2020-03-01&quot;</span><span class="p">],[</span><span class="s2">&quot;2020-01-01&quot;</span><span class="p">,</span> <span cl