メタデータ名 G20583916241
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.1500000 43.1916667, 144.1562500 43.1916667, 144.1562500 43.1958334, 144.1500000 43.1958334, 144.1500000 43.1916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral