メタデータ名 G20473163844
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6437500 41.0083333, 140.6500000 41.0083333, 140.6500000 41.0125000, 140.6437500 41.0125000, 140.6437500 41.0083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral