メタデータ名 C31202-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1375000 36.0875000, 139.1437500 36.0875000, 139.1437500 36.0916667, 139.1375000 36.0916667, 139.1375000 36.0875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral