メタデータ名 G20594013974
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9812500 39.0083333, 140.9875000 39.0083333, 140.9875000 39.0125000, 140.9812500 39.0125000, 140.9812500 39.0083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral