メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.147696512137 34.6620228213197, 135.147363498538 34.6623715580466, 135.147302329824 34.6624356344829, 135.146921691723 34.6628393399417, 135.146543754363 34.6632407715031, 135.145577664635 34.6626297056982, 135.145561213172 34.662620800626, 135.145944628282 34.6622215883079, 135.146327841417 34.6618020927081, 135.146363781928 34.6617643842425, 135.14671932152 34.661391555485, 135.146955373858 34.6615432303774, 135.147059742012 34.6616169052378, 135.147619791921 34.661987276108, 135.147696512137 34.6620228213197)) ^^http://www.opengis.net/ont/geosparql#wktLiteral