メタデータ名 G20513102081
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4875000 39.0875000, 140.4937500 39.0875000, 140.4937500 39.0916667, 140.4875000 39.0916667, 140.4875000 39.0875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral