メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.414331093036 43.056358274635, 141.414280299895 43.0563908181455, 141.414233643285 43.0564366143514, 141.414145778202 43.056501309867, 141.41405984731 43.0565435848709, 141.4140053663 43.0566076092854, 141.41399275113 43.0566396580143, 141.414001926992 43.0566773517758, 141.414074201397 43.0567439199246, 141.414124853575 43.0567854326585, 141.414182768712 43.0568288267314, 141.41381409931 43.0570478167389, 141.413454048376 43.0572606091911, 141.413038592562 43.0575132942723, 141.412796360967 43.0576660397395, 141.412575022264 43.0578057149085, 141.411945677666 43.0581854661166, 141.411284964174 43.0576490037433, 141.410831597808 43.0572828503241, 141.410412955999 43.0569449395286, 141.412114785161 43.0558914072011, 141.41333310804 43.0551763332481, 141.413411223018 43.0551304151747, 141.413804346742 43.0554833904136, 141.414049823097 43.0553522573621, 141.414823537763 43.0560427079456, 141.414331093036 43.056358274635)) ^^http://www.opengis.net/ont/geosparql#wktLiteral