メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.374027188661 43.8055912789299, 142.37481658544 43.8061612903406, 142.375264475267 43.8064686960204, 142.374707379044 43.8068789413132, 142.374300599305 43.8071784938592, 142.373113367791 43.8080376550589, 142.372665453402 43.8077174250853, 142.371868835286 43.8071314608509, 142.371056150437 43.8065495353909, 142.371470977359 43.8062433570378, 142.371648097686 43.8061117388781, 142.372258314739 43.8056877751246, 142.372629735645 43.8054147794282, 142.372864061127 43.8052349286844, 142.373171320382 43.8049988826448, 142.373189047937 43.8050084798532, 142.374027188661 43.8055912789299)) ^^http://www.opengis.net/ont/geosparql#wktLiteral