メタデータ名 G20513414682
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6562500 39.0041667, 140.6625000 39.0041667, 140.6625000 39.0083333, 140.6562500 39.0083333, 140.6562500 39.0041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral