メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.494111468869 33.299135538008, 131.495255562431 33.2991201409429, 131.495252903742 33.2992143438536, 131.495181579557 33.2999265329824, 131.495076896443 33.3009725821274, 131.494445391661 33.3009536077052, 131.493946941041 33.3009408229581, 131.493238567342 33.3009328975913, 131.491999562795 33.3008961705959, 131.491984080973 33.300895597898, 131.490756649827 33.3008504635755, 131.490782401377 33.3002703442561, 131.490850495051 33.299129129278, 131.49214833855 33.2991313199251, 131.49248546484 33.2991313037192, 131.493153130635 33.2991312968745, 131.494111468869 33.299135538008)) ^^http://www.opengis.net/ont/geosparql#wktLiteral