メタデータ名 G20493234331
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0625000 39.8625000, 140.0687500 39.8625000, 140.0687500 39.8666667, 140.0625000 39.8666667, 140.0625000 39.8625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral