Question: The fifteenth season of the American animated sitcom "South Park" began airing on Comedy Central on April 27, 2011, what's the title of the fifteenth season finale of the American animated television series "South Park", and the 223rd episode of the series overall?
{'answer': 'The Poor Kid', 'supporting_facts': [['South Park (season 15)', 2], ['The Poor Kid', 0]]}