メタデータ名 G20503444714
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.0000000 36.1000000, 138.0062500 36.1000000, 138.0062500 36.1041667, 138.0000000 36.1041667, 138.0000000 36.1000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral