KT": "Polygon((100.0, 0.0, 101.0, 0.0, 101.0, 1.0, 100.0, 1.0, 100.0, 0.0))"
}</pre>
</div>
</figure>

<section id="compact-uris">
  <h2>Support for Compact URIs</h2>

  <p>
    The JSON-LD syntax supports the use of "Compact URIs". A "Compact URI" is an
    alternative encoding of a URI that uses
    a defined prefix to simplify serialization. For instance, the URI
    <code>http://example.org/term</code> can be
    represented as <code>ex:term</code> by assigning the <code>ex:</code>
    prefix the value 