メタデータ名 G20594131381
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.0000000 31.5791667, 131.0062500 31.5791667, 131.0062500 31.5833333, 131.0000000 31.5833333, 131.0000000 31.5791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral