メタデータ名 G20584141721
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.9625000 34.6708334, 138.9687500 34.6708334, 138.9687500 34.6750000, 138.9625000 34.6750000, 138.9625000 34.6708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral