メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.846059320643 45.0180878552097, 141.845075011842 45.0180141329824, 141.844623438277 45.0179803302411, 141.843741895696 45.0179142756784, 141.843708585916 45.0179110632473, 141.84291554771 45.0178331513964, 141.843144392551 45.0165032408666, 141.843414910627 45.0165328202639, 141.84363198463 45.016536754879, 141.843862546368 45.0165186631415, 141.844066449942 45.0165068712566, 141.844390370491 45.0164450955269, 141.844736551756 45.0163646267778, 141.844922846471 45.0163370236717, 141.845100162811 45.016328229715, 141.845242447102 45.0163324614005, 141.845334956266 45.0163353197105, 141.846310701897 45.0164178675021, 141.846059320643 45.0180878552097)) ^^http://www.opengis.net/ont/geosparql#wktLiteral