メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.127015408832 37.9108540452748, 140.12682456658 37.9114751595084, 140.126961017897 37.9128110119212, 140.126857840789 37.9133184745916, 140.125535290686 37.913350378414, 140.125140625155 37.9133596919555, 140.123969999255 37.913387704243, 140.122658557168 37.9134192200575, 140.122682647521 37.9130771244385, 140.122730705856 37.9129536668168, 140.122796789507 37.9122141158401, 140.1228055869 37.9115461590528, 140.122810548224 37.9111559406494, 140.122793784699 37.9109225628827, 140.122775135588 37.9107650549226, 140.122762788927 37.9106772735223, 140.122745129892 37.9105921342738, 140.122730062741 37.9104777278554, 140.125095507422 37.9100535734766, 140.125303764221 37.9100161097371, 140.126462774256 37.909804152811, 140.127390617448 37.9096328929182, 140.127015408832 37.9108540452748)) ^^http://www.opengis.net/ont/geosparql#wktLiteral