anchor.diff:        <p>List of supported file formats <strong>(only polygon data is supported, not point and line data)</strong>:</p>
         <ul class='bullets'>
           <li>Unzipped: .bna, .csv, .dxf, .gtx, .txt, json, .geojson, .rss, .georss, .xml, .gml, .gmt, . gpx, .itf, .kml, .kmz</li>
  -        <li>Zipped: .shp, dbf, .shx, .gml, .xsd, .itf, .ili, .tab, .map, .id, .dat, .vrt</li>
  +        <li>Zipped: .shp, dbf, .shx, .gml, .xsd, .itf, .ili, .tab, .map, .id, .dat, .vr (zipped shapefiles must include .shp, .shx, .dbf, and .prj files)</li>
         </ul>
       </div>
     </div>
  
positive.code:       </div>
      </div>
    </div>
  </article>
negative.code:         <p>Alerts become confirmed when a second satellite pass has also identified the pixel as an alert. Most of the alerts that are not confirmed have not had another satellite pass, due to the 8-day revisit time or cloud cover.</p>
        </div>
      </li>
  
      <li id='guyra' class='source-item last'>
        <div class='source_header'>
          <strong class='source_title'>Gran Chaco deforestation</strong>
  