メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.22890047029 34.7066909229812, 135.228793991004 34.7069396131442, 135.228737949374 34.7070572176924, 135.228655494075 34.707256149646, 135.228392773058 34.7079477134091, 135.228331563973 34.7080924001369, 135.228191727402 34.7082849924201, 135.227041402336 34.7079035511761, 135.227284075322 34.7073766576131, 135.227492241246 34.7069401649504, 135.227502962413 34.706922056615, 135.227596238434 34.7067140311541, 135.227646969501 34.7066099883312, 135.228135792686 34.7066402024688, 135.22890047029 34.7066909229812)) ^^http://www.opengis.net/ont/geosparql#wktLiteral