メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.554548121474 34.0720417068039, 134.553192419881 34.0726333625011, 134.552695324955 34.0719018123272, 134.552610551244 34.0717269511296, 134.552989289184 34.0715885399675, 134.553220328471 34.071531900969, 134.553465460089 34.0714923979446, 134.553870052928 34.0714802649441, 134.553889632732 34.0719467137403, 134.554083433024 34.071965265931, 134.554548121474 34.0720417068039)) ^^http://www.opengis.net/ont/geosparql#wktLiteral