@prefix cc: <http://web.resource.org/cc/> .
@prefix dc: <http://purl.org/dc/elements/1.1/> .
@prefix ex: <http://example.org/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix svg:  <http://www.w3.org/2000/svg> .
@prefix xh11: <http://www.w3.org/1999/xhtml> .
@prefix xsd:  <http://www.w3.org/2001/XMLSchema#> .

_:a foaf:mbox <mailto:daniel.brickley@bristol.ac.uk> .
_:b foaf:mbox <mailto:libby.miller@bristol.ac.uk> .
_:a foaf:knows _:b .