メタデータ名 G20503335022
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.7062500 39.7416667, 140.7125000 39.7416667, 140.7125000 39.7458334, 140.7062500 39.7458334, 140.7062500 39.7416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral