@prefix foaf: .
@prefix dc: .
@prefix rdfs: .
@prefix : .
@prefix log: .
# find all guys that are the dc:creator of nothing
# this N3 rule is the equivalent of the SPARQL query dpbl.n3
#it could equally well be used as the main N3 query of the project
{
?PERSON foaf:name ?N.
?WORK dc:creator ?P.
?PERSON log:notEqualTo ?P .
} => {
?PERSON :has_name_but_no_creation ?N.
}.