メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.425479904776 35.9573689724139, 139.424114814889 35.9584867781153, 139.423248028015 35.9576862948475, 139.421167152604 35.9557752860598, 139.42110031615 35.9557130590489, 139.422679982123 35.9545707473588, 139.420913414416 35.9529554573954, 139.420702181077 35.952749000036, 139.420765414916 35.9527032550231, 139.421305922183 35.9523122150062, 139.421319696871 35.9523022291289, 139.422056570682 35.9517734709408, 139.422081689214 35.9517554702524, 139.422841632093 35.951211208972, 139.422851975071 35.9512037983963, 139.42331089702 35.9508973351671, 139.423334966655 35.950881250297, 139.424055363726 35.9514923933478, 139.42724699356 35.9540708575195, 139.427285157996 35.9541016968672, 139.427972880144 35.9546237863293, 139.428376416933 35.9549530768048, 139.426366172442 35.9566432358683, 139.425479904776 35.9573689724139)) ^^http://www.opengis.net/ont/geosparql#wktLiteral