メタデータ名 G20473053951
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4875000 36.0833333, 139.4937500 36.0833333, 139.4937500 36.0875000, 139.4875000 36.0875000, 139.4875000 36.0833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral