メタデータ名 G20513363623
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5625000 39.6625000, 140.5687500 39.6625000, 140.5687500 39.6666667, 140.5625000 39.6666667, 140.5625000 39.6625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral