メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.047376644305 36.9718501343861, 140.048773321867 36.9726537897702, 140.049087274079 36.9728922368565, 140.047839514847 36.9737967184113, 140.047827931686 36.9738042027836, 140.047711265521 36.9738794624852, 140.047482051515 36.9739956200733, 140.047264727521 36.974074018776, 140.046584799053 36.9743298225136, 140.046581951454 36.9743308838157, 140.045914585342 36.9745794844207, 140.045388011696 36.9748057212254, 140.044350327242 36.9742012677631, 140.043519436366 36.9736768404536, 140.044239286704 36.972891828943, 140.044749720368 36.9723575411601, 140.046006636128 36.9710126960237, 140.046014859699 36.9710039525742, 140.047047519441 36.9716422650382, 140.047376644305 36.9718501343861)) ^^http://www.opengis.net/ont/geosparql#wktLiteral