メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.778383398351 34.6964091532253, 135.77834505179 34.6964793724345, 135.778347744253 34.6965738945365, 135.77836489053 34.6967484511692, 135.778361627776 34.6968697254516, 135.778349536772 34.6970078869857, 135.778313950407 34.6971386822829, 135.778281218106 34.6973107535511, 135.778266280401 34.6974125685215, 135.778251212587 34.6975556549829, 135.778245758597 34.6979568141507, 135.777627616574 34.6980748632855, 135.776756516606 34.6982414698084, 135.776683775279 34.698233590012, 135.776651360866 34.6982131065904, 135.776721678232 34.6979548969155, 135.776748372334 34.6978659219769, 135.776772981019 34.6977918748443, 135.776778705946 34.6975558039962, 135.776773084187 34.6969936215001, 135.777068672379 34.696873441819, 135.777386059614 34.6967237199157, 135.777687298976 34.6965776307663, 135.778016517276 34.6964035601171, 135.778422194119 34.696169197912, 135.778383398351 34.6964091532253)) ^^http://www.opengis.net/ont/geosparql#wktLiteral