Complex sentence: Then, in 2012 (under a public/private joint ownership venture), the entity joined newly foundedProfessional Indoor Football League, they played their home games at Sudduth Coliseum in Lake Charles, Louisiana.
Split into simpler sentences: Then, in 2012 (under a public/private joint ownership venture), the entity joined newly founded Professional Indoor Football League. They played their home games at Sudduth Coliseum in Lake Charles, Louisiana.