# filename: ex285.rq

PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema> 

SELECT ?label ?strlenTest ?substrTest ?ucaseTest ?lcaseTest
WHERE
{
  ?s rdfs:label ?label .
  BIND (STRLEN(?label) AS ?strlenTest)
  BIND (SUBSTR(?label,4,2) AS ?substrTest)
  BIND (UCASE(?label) AS ?ucaseTest)
  BIND (LCASE(?label) AS ?lcaseTest)
}