メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.880860808403 35.1504308936514, 136.880701665251 35.1505228448267, 136.880389626831 35.1506974648523, 136.879558879009 35.1511623444139, 136.878302569619 35.1496643592088, 136.87913534516 35.1492123114311, 136.879446247205 35.1490429034416, 136.879584473106 35.148961679282, 136.880119127808 35.14958670824, 136.880860808403 35.1504308936514)) ^^http://www.opengis.net/ont/geosparql#wktLiteral