ontohub/ontohub

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg
   xmlns:dc="http://purl.org/dc/elements/1.1/"
   xmlns:cc="http://creativecommons.org/ns#"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
   xmlns:svg="http://www.w3.org/2000/svg"
   xmlns="http://www.w3.org/2000/svg"
   version="1.1"
   width="64"
   height="64"
   id="distributed_heterogeneous_ontology">
  <metadata
     id="ontohub-metadata">
    <rdf:RDF>
      <cc:Work
         rdf:about="">
        <dc:format>image/svg+xml</dc:format>
        <dc:type
           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
        <dc:title></dc:title>
      </cc:Work>
    </rdf:RDF>
  </metadata>
  <g
    id="image"
    >
    <!-- Border -->
    <circle cx="16" cy="40" r="13" stroke="black" stroke-width="1" fill="none" />
    <!-- Edges -->
    <line x1="32" y1="16" x2="16" y2="40" stroke="black" />
    <line x1="32" y1="16" x2="48" y2="40" stroke="black" />
    <!-- Ontology -->
    <circle cx="32" cy="16" r="8" fill="lightgrey" stroke="black" />
    <!-- Children -->
    <rect x="8" y="32" width="16" height="16"
      fill="black" stroke="black" />
    <polygon
      points="48,32 56,48 40,48"
      fill="lightgrey" stroke="black" />
    </g>
</svg>