メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.189960402973 34.0353636650153, 135.190184707363 34.0355402463794, 135.190061680103 34.0356934022234, 135.18999627975 34.0357470634438, 135.18991160149 34.035781580701, 135.189804269489 34.0358051006433, 135.189699996469 34.0358449814104, 135.189573333148 34.0358549906564, 135.189419885003 34.0356026673709, 135.18930461664 34.0354370889922, 135.189838059902 34.0351857854849, 135.189960402973 34.0353636650153)) ^^http://www.opengis.net/ont/geosparql#wktLiteral