メタデータ名 G20513576594
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9937500 38.8125000, 140.0000000 38.8125000, 140.0000000 38.8166667, 139.9937500 38.8166667, 139.9937500 38.8125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral