メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.91783070995 35.1912794590748, 136.917894775153 35.1917296035085, 136.917928581632 35.1920167234433, 136.917930891974 35.1921879296531, 136.917934550018 35.1924590702916, 136.917933353236 35.1925139279331, 136.917390655133 35.19251554502, 136.917379605221 35.1922495296295, 136.917300178377 35.1922453500003, 136.916876887141 35.1922923553458, 136.91686539873 35.1918615454289, 136.916810252139 35.1914214189862, 136.916806319704 35.1911499951424, 136.917006025452 35.1911516807267, 136.917007509652 35.1910873865335, 136.91700854403 35.1910222458577, 136.917649081942 35.1910174550612, 136.91765345837 35.1909678151859, 136.917793214561 35.1909573314883, 136.917822920629 35.1910128872001, 136.917842496557 35.1910494782526, 136.917850752038 35.1912404156766, 136.917834637672 35.1912646783849, 136.91783070995 35.1912794590748)) ^^http://www.opengis.net/ont/geosparql#wktLiteral