メタデータ名 G20583916384
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.5062500 38.4625000, 139.5125000 38.4625000, 139.5125000 38.4666667, 139.5062500 38.4666667, 139.5062500 38.4625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral