メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.614669720174 34.5969992906224, 135.613618167656 34.5970028731003, 135.613588794014 34.5961163258897, 135.61353475419 34.5960147332524, 135.613556261901 34.5949828348634, 135.613598640986 34.5939864984008, 135.61363521941 34.5940421147714, 135.614201973265 34.5949654347948, 135.614585761948 34.5956461716596, 135.615411842613 34.5969954299512, 135.614669720174 34.5969992906224)) ^^http://www.opengis.net/ont/geosparql#wktLiteral