ber">0</span><span class="special">)</span>
<span class="identifier">knn</span> <span class="identifier">query</span> <span class="identifier">result</span><span class="special">:</span>
<span class="identifier">POLYGON</span><span class="special">((</span><span class="number">5</span> <span class="number">4</span><span class="special">,</span><span class="number">4.4</span> <span class="number">4.8</span><span class="special">,</span><span class="number">3.5</span> <span class="number">4.8</span><span clas