メタデータ名 si327020015
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0875000 39.1875000, 141.0937500 39.1875000, 141.0937500 39.1916667, 141.0875000 39.1916667, 141.0875000 39.1875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral