メタデータ名 G20473055352
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2187500 39.6458334, 140.2250000 39.6458334, 140.2250000 39.6500000, 140.2187500 39.6500000, 140.2187500 39.6458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral