メタデータ名 G20544042581
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5375000 43.8500000, 141.5437500 43.8500000, 141.5437500 43.8541667, 141.5375000 43.8541667, 141.5375000 43.8500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral