メタデータ名 C20449-19730401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.1000000 34.2833333, 131.1062500 34.2833333, 131.1062500 34.2875000, 131.1000000 34.2875000, 131.1000000 34.2833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral