メタデータ名 G20513232821
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.0500000 34.6625000, 138.0562500 34.6625000, 138.0562500 34.6666667, 138.0500000 34.6666667, 138.0500000 34.6625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral