ass="external-link">subset</a></span><span class="op">(</span><span class="va">section</span>, <span class="fl">113</span> <span class="op">&lt;=</span> <span class="va">stationId</span> <span class="op">&amp;</span> <span class="va">stationId</span> <span class="op">&lt;=</span> <span class="fl">129</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">GSg</span> <span class="op">&lt;-</span> <span class="fu">sectionGrid</span><span class="op">(</span><span class="va">GS</