メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.619453216815 35.358625762275, 136.619046231923 35.3585943381498, 136.619015489758 35.3585641285937, 136.619009927139 35.3585350185455, 136.619012105707 35.3585051693213, 136.619052289302 35.3579511981164, 136.619054286347 35.3576040238788, 136.619449888954 35.3575187771187, 136.619488007099 35.3575132458964, 136.619453216815 35.358625762275)) ^^http://www.opengis.net/ont/geosparql#wktLiteral