メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.552853959469 34.0700178456663, 134.552926593282 34.0702991659687, 134.552471671645 34.0704294957908, 134.552432323874 34.0704419210173, 134.552449455676 34.0704857965123, 134.552568236694 34.0707332488975, 134.55249326356 34.0707486680019, 134.552457706406 34.0706768493759, 134.552452783601 34.0706663525378, 134.552233536401 34.0707393583609, 134.552152145714 34.0705776897851, 134.552128822659 34.0705377565659, 134.551997522722 34.0705792150589, 134.551682890425 34.0700295043868, 134.552253031521 34.0697988788109, 134.552759358473 34.0697189630633, 134.552853959469 34.0700178456663)) ^^http://www.opengis.net/ont/geosparql#wktLiteral