メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.859648404873 35.1169312404041, 136.859636707338 35.1175088188216, 136.859629718834 35.1180934493211, 136.859625228733 35.1186805521309, 136.859613252184 35.1192356663826, 136.858548378893 35.1192137624055, 136.858129179128 35.1192063281, 136.858351445486 35.118610176729, 136.858566547731 35.1180605547282, 136.858790214923 35.1174889849362, 136.859014096912 35.1169168538792, 136.859313798035 35.1169236472015, 136.859309673348 35.1167079578217, 136.859649259628 35.1167127471135, 136.859648404873 35.1169312404041)) ^^http://www.opengis.net/ont/geosparql#wktLiteral