メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.480732880159 36.1882612238608, 138.480722650723 36.1882583868581, 138.480725851513 36.1881649862601, 138.480995609478 36.1872948199167, 138.481354036479 36.1861760953652, 138.481464714114 36.1855023763383, 138.481483431538 36.185368525706, 138.481778600437 36.1854439984898, 138.482063953617 36.1854983793548, 138.48243808777 36.1855544808615, 138.483624684274 36.1857321149371, 138.483698937365 36.1859425861906, 138.483757573242 36.1860722743077, 138.484044659234 36.1864874427247, 138.484242610797 36.1869039209341, 138.484321199333 36.1871962654658, 138.484402549352 36.1875204703987, 138.48471129976 36.1883450723418, 138.485155720764 36.1899833018611, 138.485276355591 36.1908081093335, 138.485254099934 36.1920594021341, 138.485019123668 36.1930933781284, 138.48477113143 36.1937495183489, 138.484269992761 36.1947175355425, 138.482596830313 36.1942094990004, 138.4824641525 36.1939954272545, 138.481643762689 36.1938475315413, 138.481574045357 36.1938931473667, 138.481545326727 36.1939862106311, 138.481194701733 36.1937377265377, 138.481071504885 36.1931161789017, 138.480912084292 36.1926847749139, 138.481051495674 36.192682613451, 138.481086416243 36.1923935759807, 138.480585057909 36.192404378537, 138.480447062788 36.1920533855273, 138.479892860149 36.1920457818062, 138.479899604215 36.1917834611443, 138.47992373305 36.1915431127965, 138.479939794012 36.1914684086379, 138.479939834319 36.1912962685359, 138.479955899719 36.1912118125654, 138.479982538869 36.1911283767444, 138.479861675664 36.1910347794414, 138.479059681087 36.1902323699835, 138.478995524651 36.1901479185495, 138.478722930814 36.1895599821868, 138.479175113437 36.1894257131104, 138.479274545754 36.1893854355443, 138.479423702281 36.1892907741473, 138.479498293945 36.1892101817792, 138.479391454865 36.1890288344753, 138.480015409748 36.1887287341289, 138.480133461015 36.1887982685422, 138.48025026097 36.1888466424741, 138.480481413734 36.1889010728843, 138.480732880159 36.1882612238608)) ^^http://www.opengis.net/ont/geosparql#wktLiteral