メタデータ名 G20513367471
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.1812500 40.0416667, 140.1875000 40.0416667, 140.1875000 40.0458334, 140.1812500 40.0458334, 140.1812500 40.0416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral