メタデータ名 C28683-20050401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.0875000 43.8333333, 144.0937500 43.8333333, 144.0937500 43.8375000, 144.0875000 43.8375000, 144.0875000 43.8333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral