メタデータ名 G20503104772
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4812500 40.8333333, 140.4875000 40.8333333, 140.4875000 40.8375000, 140.4812500 40.8375000, 140.4812500 40.8333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral