Question: Waylon Smithers, often referred to as Mr. Smithers, debuted in the January 21, 1990 episode of The Simpsons as the personal assistant to which Springfield Nuclear Power Plant owner?
{'answer': 'Mr. Burns', 'supporting_facts': [['Waylon Smithers', 0], ['Waylon Smithers', 1], ['Waylon Smithers', 2], ["Homer's Odyssey (The Simpsons)", 0]]}