メタデータ名 G20604160683
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8375000 43.3583333, 141.8437500 43.3583333, 141.8437500 43.3625000, 141.8375000 43.3625000, 141.8375000 43.3583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral