メタデータ名 G20513436503
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8625000 43.2833333, 141.8687500 43.2833333, 141.8687500 43.2875000, 141.8625000 43.2875000, 141.8625000 43.2833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral