メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.064871021162 34.9984291010561, 137.064449030696 34.998616939257, 137.064350169837 34.998658832695, 137.063431926775 34.9990950110492, 137.062585542759 34.9994992674098, 137.062016224771 34.9986457435944, 137.062901540559 34.9982095483498, 137.06385429191 34.9977203689468, 137.06430517433 34.9975053709825, 137.064877407189 34.9972178584065, 137.065259389879 34.9970372395876, 137.066100318652 34.9973825406447, 137.066718296433 34.9976353917941, 137.065842069647 34.9980076033071, 137.065347123801 34.9982209517266, 137.065078155793 34.9983368684795, 137.064871021162 34.9984291010561)) ^^http://www.opengis.net/ont/geosparql#wktLiteral