メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.909732389758 35.1038746900117, 136.909671770223 35.1040965403592, 136.909664748528 35.1041221605335, 136.909659910726 35.1041208819517, 136.909557808773 35.1045079316438, 136.909561020758 35.1045085721704, 136.90945990686 35.1048745650228, 136.909464596327 35.1048755612149, 136.909409845444 35.1050703086813, 136.908944030623 35.1049648726832, 136.90843015961 35.1048471480226, 136.908249225617 35.1048021106886, 136.908295587816 35.104632134395, 136.908403522619 35.1042653118877, 136.90854283742 35.1038588374242, 136.908615235825 35.1036392674455, 136.908827455242 35.10368803373, 136.909732389758 35.1038746900117)) ^^http://www.opengis.net/ont/geosparql#wktLiteral