list-3.rq

Jena推理机

PREFIX  jfn:  <java:com.hp.hpl.jena.query.function.library.>
PREFIX  rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX     :  <http://example.org/> 

# NB Find many things (list tails) 
SELECT ?s ?p ?o
{ ?s ?p ?o .
  FILTER jfn:listMember(?s, 3)
}