Question: SummerSlam (1999) was the twelfth annual SummerSlam professional wrestling pay-per-view event produced by which organization, it took place on August 22, 1999, at the Target Center, a multi-purpose arena located in downtown Minneapolis, Minnesota?
{'answer': 'World Wrestling Federation (WWF)', 'supporting_facts': [['SummerSlam (1999)', 0], ['Target Center', 0]]}