メタデータ名 G20503124623
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9312500 38.8083333, 140.9375000 38.8083333, 140.9375000 38.8125000, 140.9312500 38.8125000, 140.9312500 38.8083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral