メタデータ名 G20392860584
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.374529860768 43.1106065826257, 141.372822630778 43.11035166954, 141.373149247655 43.1091463313107, 141.3748755331 43.1093820446722, 141.374529860768 43.1106065826257)) ^^http://www.opengis.net/ont/geosparql#wktLiteral