メタデータ名 G20513431264
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.7687500 36.5708334, 139.7750000 36.5708334, 139.7750000 36.5750000, 139.7687500 36.5750000, 139.7687500 36.5708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral