Complex sentence: On 22 July 2014, Dunga was announced as the new manager of Brazil, replacing the disgraced Luis Felipe Scolari, returning to the position for the first time since the team's exit in the 2010 FIFA World Cup.
Split into simpler sentences: On 22 July 2014, Dunga was announced as the new manager of Brazil, replacing Luiz Felipe Scolari. He returned to the position for the first time since Brazil's exit in the 2010 World Cup.