Question: In what year was the county in which Ann Arbor, recorded to have a population of 113,934 in the 2010 census, and belonging to the US state of Michigan, founded?
{'answer': '1822', 'supporting_facts': [['Washtenaw County, Michigan', 0], ['Washtenaw County, Michigan', 3], ['Ann Arbor, Michigan', 0], ['Ann Arbor, Michigan', 1]]}