メタデータ名 C18442-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.4687500 33.2833333, 130.4750000 33.2833333, 130.4750000 33.2875000, 130.4687500 33.2875000, 130.4687500 33.2833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral