@prefix : <http://example.org/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .

:a foaf:name "Alan" .
:b foaf:name "Bob" .
:a foaf:interest "SPARQL 1.1 Basic Federated Query" .
:b foaf:interest  "SPARQL 1.1 Query" .