メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.6887307063 33.239653267131, 131.688869271839 33.2401490944796, 131.689022932753 33.2406668163746, 131.687943710474 33.2408864993668, 131.687247458596 33.2410398143603, 131.687010439307 33.2404099246687, 131.686967066208 33.2402612229362, 131.686829562669 33.2399426675667, 131.686628211392 33.2395233606673, 131.686619537289 33.2395052985324, 131.686350965724 33.2390579308717, 131.686781948074 33.2389084795782, 131.687985971585 33.2384156308761, 131.68921055279 33.2378307580211, 131.689546840662 33.2376493471828, 131.689875155088 33.2381931503277, 131.689751794953 33.2382565496489, 131.689542604504 33.2383754051958, 131.689298536786 33.2385042659232, 131.688850948688 33.23873234599, 131.688426509977 33.2389406788285, 131.688590656304 33.2392030292879, 131.6887307063 33.239653267131)) ^^http://www.opengis.net/ont/geosparql#wktLiteral