メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.181526682972 34.2290629360578, 135.181635541856 34.229126913777, 135.181495478473 34.2292824835878, 135.181572531249 34.2293383600421, 135.180843647463 34.2300709375596, 135.180817585709 34.2300562534536, 135.180612744875 34.2303247888393, 135.180555505609 34.2302983452344, 135.180451243357 34.2302501738683, 135.180266320308 34.2301685004056, 135.17973258765 34.2300635004975, 135.180247326909 34.2295539001313, 135.180533710031 34.2293064785266, 135.18107044103 34.2288194211427, 135.181500589327 34.229034024289, 135.181526682972 34.2290629360578)) ^^http://www.opengis.net/ont/geosparql#wktLiteral