# filename: ex237.rq

PREFIX dm:   <http://learningsparql.com/ns/demo#> 
PREFIX rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#>

CONSTRUCT { ?locationURI rdf:type dm:Place . }
WHERE 
{
  ?item dm:location ?locationValue .
  BIND (IF(isURI(?locationValue),
                 ?locationValue,
                 URI(CONCAT("http://learningsparql.com/ns/data#",
                            ENCODE_FOR_URI(?locationValue)))
           ) AS ?locationURI

       ) . 
}