メタデータ名 G20574065694
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.0812500 36.0541667, 139.0875000 36.0541667, 139.0875000 36.0583333, 139.0812500 36.0583333, 139.0812500 36.0541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral