メタデータ名 C15583-19910302
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.1562500 33.2916667, 134.1625000 33.2916667, 134.1625000 33.2958334, 134.1562500 33.2958334, 134.1562500 33.2916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral