メタデータ名 C20429-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6500000 39.0333333, 140.6562500 39.0333333, 140.6562500 39.0375000, 140.6500000 39.0375000, 140.6500000 39.0333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral