メタデータ名 C2540
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.3062500 35.4916667, 139.3125000 35.4916667, 139.3125000 35.4958334, 139.3062500 35.4958334, 139.3062500 35.4916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral