メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((145.006776467506 43.5704775099645, 145.00639161996 43.5702291842705, 145.005735525429 43.5698014430704, 145.00576333928 43.5697794303162, 145.006719789626 43.5690204678368, 145.006806411016 43.5690748438327, 145.007016294531 43.5692107667805, 145.007779309747 43.5697052534939, 145.007805818195 43.5697223693944, 145.006792318996 43.5704645749182, 145.006776467506 43.5704775099645)) ^^http://www.opengis.net/ont/geosparql#wktLiteral