メタデータ名 G20553907613
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8312500 37.4958334, 139.8375000 37.4958334, 139.8375000 37.5000000, 139.8312500 37.5000000, 139.8312500 37.4958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral