Wolfgang Pree teaches at a university in what state? 
Wolfgang Pree: Wolfgang Pree (* 27 June 1964 in Linz, Austria) is a computer scientist and professor at the University of Salzburg, Austria. University of Salzburg:  Today, it has around 18,000 students and 2,800 employees and is the largest educational institution in the State of Salzburg.
State of Salzburg