メタデータ名 G20503054271
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2500000 36.0916667, 140.2562500 36.0916667, 140.2562500 36.0958334, 140.2500000 36.0958334, 140.2500000 36.0916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral