メタデータ名 S04606002031
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.3750000 38.0875000, 139.3812500 38.0875000, 139.3812500 38.0916667, 139.3750000 38.0916667, 139.3750000 38.0875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral