Answer
Pisa, an Italian football club, was promoted to Serie B in 2016 under the guidance of Gennaro Gattuso, a former Italian international midfielder. Gattuso, who began his managerial career with Pisa in 2015, led the team to a third-place finish in the Serie C league, earning them a spot in the promotion playoffs. Pisa ultimately secured promotion to Serie B after defeating Foggia in the playoff final.