メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.072917213542 35.2378443378595, 137.073359814119 35.2378793989728, 137.07400828989 35.2379239819285, 137.074985013535 35.2379810642488, 137.07538072037 35.2380132655236, 137.075364228388 35.2384430527757, 137.075342768947 35.2392388307748, 137.075304251885 35.2399247348111, 137.075242290889 35.2401049039387, 137.073357701824 35.2397318378953, 137.073351423772 35.2392250594683, 137.072919069379 35.2392303596609, 137.071945692568 35.2392305881798, 137.071945760002 35.2391724180057, 137.071962099301 35.2383501565289, 137.072003404058 35.2377882740274, 137.072367105801 35.2378091924214, 137.072917213542 35.2378443378595)) ^^http://www.opengis.net/ont/geosparql#wktLiteral