メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.751124413008 35.0969381543205, 136.750441498193 35.0966812983678, 136.750321803812 35.0966538453443, 136.750109266122 35.0966260749266, 136.749694439093 35.0966110640337, 136.749914997175 35.0963598277149, 136.750126782924 35.0961315918159, 136.750418961622 35.0958151729614, 136.75153048989 35.0960786305221, 136.751868306744 35.0962150720285, 136.752078359474 35.0963353726295, 136.75140578974 35.0970525016197, 136.751124413008 35.0969381543205)) ^^http://www.opengis.net/ont/geosparql#wktLiteral