メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.175395977306 35.0563064328628, 137.175096109754 35.0563193444217, 137.174462513498 35.0561230367895, 137.174450614406 35.0559615458371, 137.17444547285 35.0558622405529, 137.174103650632 35.0559140991142, 137.173638349905 35.0559465989123, 137.173197978206 35.0563257413224, 137.173198490217 35.0566665454441, 137.172551894583 35.0565402341928, 137.172712685109 35.0560622963382, 137.172740127549 35.0560172204521, 137.172876739114 35.0557971237556, 137.172414414058 35.0556415709798, 137.172428089214 35.0550054578213, 137.172080542257 35.0546757969009, 137.171813804346 35.054504379221, 137.172818032354 35.0545951200985, 137.173617778663 35.0546492336455, 137.174938579228 35.0547148594014, 137.175381577285 35.0550220342667, 137.175517133151 35.0551002699114, 137.175560544412 35.055134354308, 137.175625666417 35.0552852049822, 137.175686842129 35.0554343683098, 137.175637526541 35.0554343721737, 137.17558820172 35.0554652229091, 137.175552311921 35.0554967775481, 137.175534112616 35.0556332001545, 137.175605679886 35.0563809300262, 137.175395977306 35.0563064328628)) ^^http://www.opengis.net/ont/geosparql#wktLiteral