メタデータ名 G20473025701
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0187500 38.8333333, 141.0250000 38.8333333, 141.0250000 38.8375000, 141.0187500 38.8375000, 141.0187500 38.8333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral