@prefix  foaf:  <http://xmlns.com/foaf/0.1/> .
@prefix  rdf:    <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix  dc:     <http://purl.org/dc/elements/1.1/> .
@prefix  bio:  <http://purl.org/vocab/bio/0.1/> .
@prefix  xsd:  <http://www.w3.org/2001/XMLSchema#> .

<> rdf:type foaf:PersonalProfileDocument ;
   dc:creator <mailto:eve@work.example.com> .

_:a  foaf:mbox  <mailto:eve@work.example.com> ;
     foaf:name  "Eve" ;
     rdf:type    foaf:Person ;
     bio:event  [ a bio:Birth; bio:date "1975-03-15"^^xsd:date ] .

_:a  foaf:knows   _:b .
_:b  foaf:nick    "bob" .

_:a  foaf:knows   _:c .
_:c  foaf:mbox     <mailto:alice@home.example.org> .
_:c  foaf:mbox     <mailto:alice@work.example.com> .
_:c  foaf:name     "Alice" .
_:c  rdf:type      foaf:Person .

_:a  foaf:knows   _:d .
_:d  foaf:mbox     <mailto:celine@work.example.com> ;
     a             foaf:Person .

# Eve says that Alice knows Dan (needed for Trusted Graph Example in QueryLang2)

_:d  foaf:mbox   <mailto:dan@work.example.com> .
_:c  foaf:knows  _:d .