メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.571153953949 39.1401271266062, 140.56792421575 39.1395662168442, 140.564534673672 39.1389764878613, 140.563477252924 39.1387971131814, 140.563561816801 39.1386990597562, 140.563676183285 39.138418724725, 140.563873762238 39.1380809411172, 140.564113584229 39.1376887118793, 140.564332005916 39.137121892449, 140.564504535512 39.1362548715839, 140.564703827085 39.1354479458963, 140.564895463055 39.1348210310795, 140.565022904775 39.1344830836658, 140.565178419271 39.134134362444, 140.565413176609 39.133602767762, 140.567885012061 39.1339768489903, 140.567657790994 39.1347619005819, 140.567615087574 39.134936413166, 140.567727082592 39.1349803025722, 140.567824793266 39.1351005216707, 140.567725116851 39.1355148962804, 140.567665179077 39.1356767018721, 140.567468847048 39.1365725997017, 140.56872292108 39.1367991152674, 140.571931818035 39.1373519309664, 140.571153953949 39.1401271266062)) ^^http://www.opengis.net/ont/geosparql#wktLiteral