メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.075768224475 40.192366173643, 140.075281866507 40.1922778356436, 140.07407095973 40.1919947664437, 140.072570879376 40.1915787668956, 140.072015594593 40.1913536141782, 140.072217177582 40.1910982287874, 140.072517568675 40.1909953913885, 140.073040644128 40.1908546977539, 140.073679678318 40.1906656299968, 140.074725891242 40.1903776874545, 140.075308310001 40.1902832320097, 140.075693567985 40.1902333456914, 140.075672284549 40.1902620929436, 140.075623269712 40.1904331290028, 140.075641854762 40.1906555506569, 140.075705808745 40.1910555714311, 140.075762324768 40.1913572964947, 140.075899550011 40.1913188752575, 140.075768224475 40.192366173643)) ^^http://www.opengis.net/ont/geosparql#wktLiteral