table: [['school', 'city', 'team name', 'county', 'year joined', 'year left'], ['attica', 'attica', 'red ramblers', '23 fountain', '1947', '1966'], ['delphi community', 'delphi', 'oracles', '08 carroll', '1947', '1992'], ['flora', 'flora', 'badgers', '08 carroll', '1947', '1961'], ['rensselaer central', 'rensselaer', 'bombers', '37 jasper', '1947', '1949'], ['rossville', 'rossville', 'hornets', '12 clinton', '1947', '1977'], ['winamac', 'winamac', 'warriors', '66 pulaski', '1947', '1972'], ['sheridan', 'sheridan', 'blackhawks', '29 hamilton', '1948 2000', '1965 2012'], ['southwestern', 'lafayette', 'wildcats', '79 tippecanoe', '1958', '1966'], ['western', 'russiaville', 'panthers', '34 howard', '1958', '1965'], ['carroll', 'flora', 'cougars', '08 carroll', '1961', '1977'], ['clinton prairie', 'frankfort', 'gophers', '12 clinton', '1961', '1974'], ['central catholic', 'lafayette', 'knights', '79 tippecanoe', '1970', '1993'], ['harrison (west lafayette)', 'west lafayette', 'raiders', '79 tippecanoe', '1970', '1997'], ['mccutcheon', 'lafayette', 'mavericks', '79 tippecanoe', '1975', '1997']]
ref: the Maverick were the only team to join after 1970
template: the [ENT] were the only team to join after [ENT]