メタデータ名 G20574141434
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.0000000 36.5666667, 138.0062500 36.5666667, 138.0062500 36.5708334, 138.0000000 36.5708334, 138.0000000 36.5666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral