@prefix data: . @prefix schema: . @prefix : . @prefix foaf: . data:aecfcf99-88e4-3536-aabf-0f3e03f7de12 schema:email "gueutin@aol.com" ; a :Agent, foaf:Agent . :hasContact data:aecfcf99-88e4-3536-aabf-0f3e03f7de12 .