メタデータ名 G20513674023
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.3687500 43.2916667, 144.3750000 43.2916667, 144.3750000 43.2958334, 144.3687500 43.2958334, 144.3687500 43.2916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral