メタデータ名 G20614013374
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.0437500 31.5708334, 131.0500000 31.5708334, 131.0500000 31.5750000, 131.0437500 31.5750000, 131.0437500 31.5708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral