メタデータ名 C13305-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9187500 37.0083333, 139.9250000 37.0083333, 139.9250000 37.0125000, 139.9187500 37.0125000, 139.9187500 37.0083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral