メタデータ名 G20492925644
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8750000 39.8083333, 141.8812500 39.8083333, 141.8812500 39.8125000, 141.8750000 39.8125000, 141.8750000 39.8083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral