メタデータ名 indicator-D1201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.1875000 34.9666667, 138.1937500 34.9666667, 138.1937500 34.9708334, 138.1875000 34.9708334, 138.1875000 34.9666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral