メタデータ名 G20503055973
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.272902447268 44.0196242301039, 144.27134195763 44.0194627758751, 144.271447240198 44.0188966892368, 144.273009593269 44.0190503516796, 144.272902447268 44.0196242301039)) ^^http://www.opengis.net/ont/geosparql#wktLiteral