10 UMLClass 250 90 130 80 STUDENT -- s# ID fname lname bg=#dddddd UMLClass 570 90 150 80 COURSE -- code ID1 title ID2 credits bg=#dddddd Relation 370 110 220 50 lt=- m1=* r1= m2=* Enrols > 10.0;20.0;200.0;20.0 UMLClass 420 130 110 30 edate bg=#dddddd UMLClass 410 210 130 60 ENROLMENT -- score[0..1] bg=#dddddd Relation 460 150 30 80 lt=. 10.0;10.0;10.0;60.0