メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.367272300743 37.413977336538, 140.36693096578 37.414000564636, 140.366894701131 37.4136041106329, 140.366673546638 37.4136177827268, 140.366670144149 37.4135054453131, 140.366884897557 37.4134971510983, 140.366873654865 37.4133742885026, 140.367420308481 37.4132452391805, 140.367401017387 37.4131881635744, 140.367710023243 37.4130994697282, 140.367862307271 37.4132733643053, 140.368082072632 37.413908054818, 140.367357469029 37.4139714593793, 140.367272300743 37.413977336538)) ^^http://www.opengis.net/ont/geosparql#wktLiteral