メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.812592693964 35.3166476349075, 136.811626354268 35.316890306508, 136.811427670257 35.3169444437403, 136.811542268432 35.3172510539409, 136.810760607346 35.3174524984937, 136.810646974922 35.3171420159665, 136.810449765849 35.3166436080449, 136.810381920423 35.3164686158289, 136.810981616672 35.31631227487, 136.811049463471 35.3164872667204, 136.811231444884 35.3164361090454, 136.81143083981 35.3163861298435, 136.811252193378 35.3159254538602, 136.812212143257 35.3156622034361, 136.812394592376 35.3161392977068, 136.812592693964 35.3166476349075)) ^^http://www.opengis.net/ont/geosparql#wktLiteral