メタデータ名 S473020080
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1562500 39.0916667, 141.1625000 39.0916667, 141.1625000 39.0958334, 141.1562500 39.0958334, 141.1562500 39.0916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral