メタデータ名 G20584135944
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.4875000 37.3083333, 138.4937500 37.3083333, 138.4937500 37.3125000, 138.4875000 37.3125000, 138.4875000 37.3083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral