メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.522673208521 40.4900146571187, 141.522659942126 40.4897721356882, 141.523575927078 40.4896792680076, 141.524569244976 40.4896465801414, 141.524582974259 40.4897674820335, 141.524644639199 40.4903112421839, 141.524669475325 40.4905983028122, 141.524834639207 40.4905420456116, 141.524895989306 40.4907322464504, 141.524977233116 40.4909840015862, 141.525006914663 40.4912761340582, 141.524972551345 40.4915460652603, 141.524713509428 40.4917308711719, 141.523887931991 40.4922978546651, 141.523510489098 40.4925573160829, 141.523384154821 40.4926441579076, 141.52300829257 40.4923616254776, 141.522758610705 40.4921702966586, 141.522730094735 40.4921484436862, 141.522589207037 40.4920649962622, 141.522423703292 40.4919446843597, 141.522198652351 40.4917959499503, 141.522038750808 40.491696150492, 141.522133674115 40.4914982239173, 141.522221689405 40.4912828180919, 141.5222151624 40.4911718642046, 141.522142263405 40.4908926533552, 141.522192565792 40.4908101362005, 141.522240366183 40.4907399489065, 141.52219282107 40.4904390205778, 141.522155656437 40.4902295339118, 141.52210270254 40.4900530354033, 141.522673208521 40.4900146571187)) ^^http://www.opengis.net/ont/geosparql#wktLiteral