    Sentence I: What cooch left the Broncos after the  seoson prior to Super Bow 50?    Sentence 2: Following their loss in the divisional  round of the previous season's playoffs, the  Denver Broncos underwent numerous cooching  changes, induding a mutudl parting with head  coach John Fox (who had won four divisional  championships in his four years os Broncos head  coach), and the hiring of Gory Kubiok as the  new head coach.