メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.805355521803 36.3178807435355, 139.805397172535 36.3184759156189, 139.805411097074 36.3185581607844, 139.805454781752 36.3190323635365, 139.805490455989 36.3196130288851, 139.805679647109 36.3201114537761, 139.80601032048 36.3207567180279, 139.80512925137 36.3210468137924, 139.804347852921 36.3212821125397, 139.80352793966 36.3215485169156, 139.803426833753 36.3212641315772, 139.803413068887 36.3212254020665, 139.80326373793 36.3207302250026, 139.803136316996 36.3203076132816, 139.802983002299 36.3198124005788, 139.802807839276 36.3192091322457, 139.802562990572 36.3184106607035, 139.802292296514 36.3174718870417, 139.802645079088 36.3174445552129, 139.803332709743 36.3173882992999, 139.804303388059 36.3172837031188, 139.804825600495 36.3172160965909, 139.805288014285 36.3171549155798, 139.805327751337 36.3175065307713, 139.805355521803 36.3178807435355)) ^^http://www.opengis.net/ont/geosparql#wktLiteral