[['school', 'city', 'team name', 'county', 'year joined', 'year left'], ['aurora', 'aurora', 'red devils', '15 dearborn', '1956', '1978'], ['brookville', 'brookville', 'greyhounds', '24 franklin', '1956 1973', '1966 1989'], ['cambridge city', 'cambridge city', 'wampus cats', '89 wayne', '1956', '1962'], ['hagerstown', 'hagerstown', 'tigers', '89 wayne', '1956', '1962'], ['north dearborn', 'guilford', 'vikings', '15 dearborn', '1962', '1973'], ['north vernon', 'north vernon', 'panthers', '40 jennings', '1962', '1968'], ['jennings county', 'north vernon', 'panthers', '40 jennings', '1968', '1973']]
no time Joined the Eastern Indiana Athletic Conference before 1956
no time [ENT] the [ENT] before [ENT]