username,password,firstname,lastname,email,course1,role1
userx,verySecret3$,User,X,userx@example.com,Course A,3
usery,verySecret3$,User,Y,usery@example.com,Course B,3
userz,verySecret3$,User,Z,userz@example.com,Course A,5
userz,verySecret3$,User,Z,userz@example.com,Course C,5