メタデータ名 C20309-20050320
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4875000 37.3333333, 139.4937500 37.3333333, 139.4937500 37.3375000, 139.4875000 37.3375000, 139.4875000 37.3333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral