メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.071117621213 35.221349752052, 137.070803853327 35.2212579505072, 137.070522767993 35.2211874425549, 137.070192390577 35.221081049083, 137.069786637898 35.2209446629033, 137.069436735979 35.220803814264, 137.069193895686 35.2206760085908, 137.06883478099 35.2204602896769, 137.068718558253 35.2203356851175, 137.068629277056 35.2202530756546, 137.06852513491 35.2201460162358, 137.068402367302 35.2200328847749, 137.068299163314 35.2199127975442, 137.068077023341 35.2195955684305, 137.068237110395 35.219632390291, 137.070974216365 35.2202237683041, 137.07101556 35.2200885870746, 137.071152838345 35.2201112320326, 137.071194194392 35.2199647829189, 137.071559331057 35.2200362007278, 137.071440718598 35.2203760440642, 137.071117621213 35.221349752052)) ^^http://www.opengis.net/ont/geosparql#wktLiteral