メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.87059911082 43.3379745946836, 141.87067418781 43.3382349140595, 141.870795449687 43.3386496129357, 141.870892472026 43.3389838473955, 141.870939970986 43.3391355603737, 141.870960777382 43.3391947041096, 141.870791343135 43.3392214304474, 141.869706366112 43.3393790275835, 141.86764063588 43.339693059261, 141.867557848539 43.3394763874003, 141.867441074389 43.3390320936292, 141.867344070531 43.3387471563951, 141.867283052848 43.33853934742, 141.867204111094 43.3382705045312, 141.868176091553 43.3381232446639, 141.870538379943 43.3377583483173, 141.87059911082 43.3379745946836)) ^^http://www.opengis.net/ont/geosparql#wktLiteral