Logic riddle like Einstein's

There are 6 people , Knaku,Franz,Blunt,Dila,Paul,Prisi.Each of this 6 persons should exercice one of the next jobs : Manager , IT , Driver , Doctor , Chemist,Guard.

We know next things:

If Knaku is not a doctor then Prisi is not an IT.
If Blunt eiter IT or driver then Knaku is a doctor.
If Paul is manager then Franz is either driver or manager.
If Prisi is not a chemist then Blunt is a driver.
If Dila is an IT then Blunt is not a doctor.
If Knaku is not a guard then Paul is either chemist or guard.
If Dila is not a doctor then Blunt is a doctor.

No one performs two jobs, so which one carries which job?
Have fun!