メタデータ名 G20503012673
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.7750000 37.9916667, 140.7812500 37.9916667, 140.7812500 37.9958334, 140.7750000 37.9958334, 140.7750000 37.9916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral