instruction:
In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.
question:
Context: McCartney announced two initial festival dates in Europe for the upcoming summer. These two headlining performances at Pinkpop Festival in Landgraaf, Netherlands and Rock Werchter in Werchter, Belgium Link Information: Starting in 1970, at Burgemeester Damen Sportpark in the town of Geleen, PinkPop Answer: Pinkpop Festival
answer:
Which of the two festivals where McCartney was scheduled to headline has existed longer?


question:
Context: currently is the offensive coordinator and running backs coach at San Diego State University. He was the interim head coach at the University of Minnesota, Link Information: orton previously served as the head coach at the University of Nevada, Reno in 1993 and at the University of Nevada, Las Vegas Answer: University of Minnesota
answer:
Which is the oldest university that Jeff Horton has coached at?


question:
Context: At the level of colonel, in 2009, he served at the director of training for the UPDF 2nd Division, based at Mbarara, in Western Uganda. Link Information: none Answer: none
answer:

Which continent did Innocent Oula work as director of training for UPDF 2nd Division/