@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>.
@prefix owl: <http://www.w3.org/2002/07/owl#>.
@prefix owl11: <http://www.w3.org/2006/12/owl11#>.
@prefix xsd: <http://www.w3.org/2001/XMLSchema#>.
@prefix uni: <foo://uni/>.
uni:graded a owl:FunctionalProperty;
 a owl:DatatypeProperty; rdfs:range uni:Grades.
uni:Grades a owl:enumeration; owl11:onDataRange xsd:string;
 owl:enumeration ("1.0" "1.3" "1.7" "2.0" "2.3" "2.7" "3.0" "3.3" "3.7" "4.0").
[ a uni:Thesis; uni:author <foo://bla/john>;
  uni:graded "3.0"].