メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.602519855485 35.7897343058581, 140.602072734787 35.7895066732257, 140.602427124889 35.7890116725742, 140.602719635562 35.7891508113252, 140.602881131026 35.7892365131298, 140.602519855485 35.7897343058581)) ^^http://www.opengis.net/ont/geosparql#wktLiteral