メタデータ名 G20503004354
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.2000000 43.9166667, 144.2062500 43.9166667, 144.2062500 43.9208334, 144.2000000 43.9208334, 144.2000000 43.9166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral