メタデータ名 G20493237821
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2625000 35.3083333, 139.2687500 35.3083333, 139.2687500 35.3125000, 139.2625000 35.3125000, 139.2625000 35.3083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral