メタデータ名 G20513552171
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.1875000 34.8041667, 138.1937500 34.8041667, 138.1937500 34.8083333, 138.1875000 34.8083333, 138.1875000 34.8041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral