メタデータ名 S402050650
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8625000 39.9708334, 139.8687500 39.9708334, 139.8687500 39.9750000, 139.8625000 39.9750000, 139.8625000 39.9708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral