PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?person ?name ?email ?knows
WHERE {
?person
foaf:mbox_sha1sum ?email ;
foaf:name ?name ;
OPTIONAL {
?person foaf:knows [ foaf:name ?knows ]
}
}
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?person ?name ?email ?knows
WHERE {
?person
foaf:mbox_sha1sum ?email ;
foaf:name ?name ;
OPTIONAL {
?person foaf:knows [ foaf:name ?knows ]
}
}