メタデータ名 G20503101454
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5375000 40.5458334, 140.5437500 40.5458334, 140.5437500 40.5500000, 140.5375000 40.5500000, 140.5375000 40.5458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral