メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.507059799844 33.2704077622787, 131.50709470552 33.270411089288, 131.507213309302 33.2704223335512, 131.507595604343 33.2704678091558, 131.507508015698 33.270776645294, 131.507477204049 33.2708851853253, 131.507427493704 33.2710604971414, 131.507425274079 33.2710682373218, 131.507368548531 33.2713416348946, 131.507320999446 33.2715708282207, 131.507318796193 33.2715813689809, 131.507136149962 33.2724063348704, 131.506730671846 33.2723344108127, 131.506692785463 33.272330689985, 131.506674535043 33.2723288979732, 131.506667712781 33.2721013194104, 131.506688457235 33.271905822258, 131.506704073319 33.2717655042105, 131.506828361536 33.2714937141572, 131.50638730241 33.2714242415335, 131.505781306746 33.2713293954566, 131.505911171607 33.2705470909073, 131.5059126408 33.2703538024586, 131.506368034567 33.2703514337976, 131.506649318947 33.2703680899144, 131.507059799844 33.2704077622787)) ^^http://www.opengis.net/ont/geosparql#wktLiteral