メタデータ名 G20503067841
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.0375000 37.3708334, 139.0437500 37.3708334, 139.0437500 37.3750000, 139.0375000 37.3750000, 139.0375000 37.3708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral