メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.401284179879 37.2831303776171, 140.399150121755 37.2830921574862, 140.398784350111 37.2830846121027, 140.398532753062 37.2830821527239, 140.398294691861 37.2830162674706, 140.397968201418 37.2829657293297, 140.397697776019 37.2829371679788, 140.397334338551 37.2829352388824, 140.397161997835 37.2829397197514, 140.397172296653 37.2818190522773, 140.397248944251 37.2811617203096, 140.397271370609 37.2801025246918, 140.397313964869 37.2792554162769, 140.401349091025 37.2793589232326, 140.401435263101 37.2793604818479, 140.40140298938 37.2800268935844, 140.401354031897 37.2812648869216, 140.401336197634 37.2819947304742, 140.401284179879 37.2831303776171)) ^^http://www.opengis.net/ont/geosparql#wktLiteral