メタデータ名 G20584134893
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2500000 41.4958334, 140.2562500 41.4958334, 140.2562500 41.5000000, 140.2500000 41.5000000, 140.2500000 41.4958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral