メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.659230635312 35.3340887209289, 136.658570528716 35.3329190795106, 136.658396349221 35.3326358911614, 136.658278318651 35.3324505413121, 136.659674640129 35.3318238590873, 136.660056642645 35.3315687695559, 136.66068305739 35.3312668807893, 136.660771519836 35.3313433748304, 136.660955245978 35.3315149823046, 136.661050878773 35.3317097434956, 136.661136291239 35.3319595317293, 136.661203073321 35.3321371309292, 136.661205493441 35.3321833373728, 136.661191635599 35.3322492642802, 136.661191382979 35.3322899665043, 136.660981807472 35.332364444322, 136.660430677388 35.3326078459396, 136.659717957317 35.3329602159318, 136.659230635312 35.3340887209289)) ^^http://www.opengis.net/ont/geosparql#wktLiteral