メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.399694877732 37.4152536935722, 140.400583130328 37.4159121871148, 140.401692404136 37.4167508232315, 140.403153836278 37.4178461242868, 140.402839974987 37.4190023257817, 140.402623499912 37.4195650137526, 140.402320790965 37.4201164277374, 140.401817135183 37.4210627613847, 140.400528510234 37.4212238133675, 140.399175114775 37.4213938926835, 140.397410121123 37.4216281477291, 140.397221932022 37.420772841181, 140.397171582548 37.4205455485276, 140.39687995378 37.4191393632676, 140.396515671742 37.4173477361752, 140.396318249639 37.416387859282, 140.396155086976 37.4155115964625, 140.39668886179 37.4154485217317, 140.396922498697 37.4154146051952, 140.397556845985 37.4153233053831, 140.398002837464 37.4152775353438, 140.399504025507 37.4151033856742, 140.399694877732 37.4152536935722)) ^^http://www.opengis.net/ont/geosparql#wktLiteral