メタデータ名 G20513255713
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1562500 39.4583333, 141.1625000 39.4583333, 141.1625000 39.4625000, 141.1562500 39.4625000, 141.1562500 39.4583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral