Question: A Song of Ass and Fire is the 245th episode of South Park, it is the second part of a three-episode story arc. What is the name of the first part?
{'answer': 'Black Friday', 'supporting_facts': [['Black Friday (South Park)', 0], ['Black Friday (South Park)', 1], ['Black Friday (South Park)', 3], ['A Song of Ass and Fire', 1], ['A Song of Ass and Fire', 2]]}