Question: Hangar-7 is a building in Salzburg, Austria, hosting a collection of historical airplanes, helicopters and Formula One racing cars,Hangar-7 is owned by which Red Bull founder, and an Austrian billionaire businessman?
{'answer': 'Dietrich Mateschitz', 'supporting_facts': [['Hangar-7', 1], ['Dietrich Mateschitz', 0]]}