メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.347625243786 38.2303701377607, 140.348037027345 38.2308590749833, 140.348527356702 38.2317833413916, 140.348496228851 38.2318012324564, 140.347923945706 38.2320108789015, 140.347747723593 38.2320682921021, 140.347727468408 38.2320748242066, 140.347477750286 38.2321805011956, 140.346807666477 38.2325496612687, 140.346685106107 38.2326557229963, 140.346519794569 38.2328096103531, 140.346395920013 38.2327647494384, 140.345337918974 38.232316466902, 140.344542535132 38.2319913270177, 140.344224871047 38.2318616091856, 140.343923166104 38.2317411075916, 140.344347031649 38.230955364314, 140.344692904843 38.2306289367496, 140.345081012932 38.2302917034618, 140.345466090084 38.2299396748863, 140.3454828841 38.2299235560947, 140.346113833056 38.2293188678436, 140.346543583927 38.2289836346358, 140.347178727596 38.2297978551301, 140.347625243786 38.2303701377607)) ^^http://www.opengis.net/ont/geosparql#wktLiteral