メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.770410897403 35.5727882706944, 139.767392401564 35.5727683783424, 139.766418644915 35.5727619492922, 139.764385135456 35.5727484882099, 139.761923614041 35.5727321294591, 139.760379150239 35.5727218533583, 139.759561437834 35.5727163802131, 139.758569513273 35.5727097619776, 139.758632017454 35.5724884431327, 139.758656914931 35.5724003250935, 139.758664712957 35.5723727244461, 139.759018613244 35.5711200815678, 139.759065707946 35.5710006143152, 139.759292976634 35.5704238951706, 139.759644329485 35.5696548690759, 139.76004016294 35.5690865652364, 139.760108580915 35.5690137611015, 139.760650825857 35.5684366727666, 139.761438071679 35.5679111706519, 139.762651184322 35.5671773788146, 139.76349838728 35.5667460804749, 139.766158880678 35.5653915878755, 139.766589469706 35.5659095426244, 139.772319274058 35.5728008195167, 139.770410897403 35.5727882706944)) ^^http://www.opengis.net/ont/geosparql#wktLiteral