メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.566239439595 36.5213693793441, 136.566402574765 36.5213848447026, 136.566386144429 36.5217508435438, 136.566150434044 36.5217350128371, 136.566165754384 36.5221011694966, 136.566158122452 36.5223837804206, 136.564952012957 36.5223928054715, 136.564931742244 36.5217931885236, 136.565300806355 36.5213265984288, 136.565749421628 36.5207808829078, 136.566278921573 36.520050153666, 136.566345910061 36.5199092189751, 136.566313106805 36.5206339281077, 136.566287126044 36.5210620820814, 136.566239439595 36.5213693793441)) ^^http://www.opengis.net/ont/geosparql#wktLiteral