メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.170522088996 35.0442260273986, 137.170320623578 35.0452644842087, 137.169557952407 35.0451857452944, 137.169281918689 35.045151304867, 137.169075555055 35.0451255275575, 137.16846372216 35.0449681142632, 137.168261751282 35.0449141635484, 137.168069765626 35.0448689465889, 137.167830540536 35.0448219679461, 137.167864982391 35.044652308962, 137.167999676003 35.0438943001007, 137.168186207543 35.0428653581564, 137.169471245855 35.0430289725388, 137.169928507191 35.0430868650175, 137.170714877626 35.0431923625982, 137.170522088996 35.0442260273986)) ^^http://www.opengis.net/ont/geosparql#wktLiteral