Campeonato Brasileiro Série B

The Campeonato Brasileiro Série B (commonly referred to as the Brasileirão Série B, the Série B or the Brazilian Série B to distinguish it from Italy's Serie B), and currently officially called Brasileirão Série B Superbet for sponsorship reasons) is the second tier of the Brazilian football league system, which is organized by the Brazilian Football Confederation. The competition was played for the first time in 1971, and for a long time, the competition format was inconsistent, with changes happening frequently.

Source: Wikipedia — Campeonato Brasileiro Série B (CC BY-SA 4.0)