メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.69072118112 35.4086196601227, 136.691024462203 35.4086208479945, 136.691004763557 35.4095584882716, 136.690956197775 35.4105632664451, 136.690644597369 35.410563506267, 136.68930367997 35.4105645314821, 136.688812386874 35.4105587269626, 136.688019270886 35.4105659564389, 136.688293740248 35.4101014183587, 136.688419624445 35.4099195249659, 136.688614706014 35.4095193892276, 136.688854266227 35.4090805570155, 136.689095637873 35.4086042665064, 136.689439882739 35.4075579760953, 136.690261321801 35.4075637354213, 136.690741552387 35.4075682239175, 136.69072118112 35.4086196601227)) ^^http://www.opengis.net/ont/geosparql#wktLiteral