メタデータ名 G20503122573
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2000000 37.9916667, 140.2062500 37.9916667, 140.2062500 37.9958334, 140.2000000 37.9958334, 140.2000000 37.9916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral