@prefix data: . @prefix schema: . @prefix : . @prefix foaf: . data:731f0870-3615-33d1-9c79-6b11111fdaa7 schema:email "uva.bmx@gmail.com" ; a :Agent, foaf:Agent . :hasContact data:731f0870-3615-33d1-9c79-6b11111fdaa7 .