メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.613653848639 33.2363618540589, 131.613944677504 33.2363538629507, 131.615099141833 33.236368890332, 131.615421172409 33.236369476969, 131.615383544754 33.237297201667, 131.615074365723 33.2372769152663, 131.614017517625 33.237274893787, 131.613927733136 33.2372745807164, 131.613136284105 33.2372717682372, 131.612766704426 33.2372632733453, 131.611877511286 33.2372427787632, 131.611901181197 33.2369652428554, 131.611960888735 33.2363373375153, 131.612781186536 33.2363487144841, 131.613056443311 33.2363495383175, 131.613451222379 33.2363541204137, 131.613653848639 33.2363618540589)) ^^http://www.opengis.net/ont/geosparql#wktLiteral