Question: How many destinations an airline headquartered on the grounds of Cincinnati/Northern Kentucky International Airport, that was owned by one of the four founding members of the SkyTeam airline alliance, and operates joint ventures with Air France-KLM, Alitalia, Korean Air, China Eastern Airlines, Virgin Atlantic, and Virgin Australia?
{'answer': '83 destinations', 'supporting_facts': [['Comair destinations', 0], ['Comair destinations', 1], ['Delta Air Lines', 2]]}