Question: The 2017–18 Serie B (known as the Serie B ConTe.it for sponsorship reasons) is the 86th season since its establishment in 1929, a total of 22 teams are contesting the league: 15 returning from the 2016–17 season, The 2016–17 Serie B, known as the Serie B ConTe.it for sponsorship reasons, and was the 85th season since its establishment in, what year?
{'answer': '1929', 'supporting_facts': [['2017–18 Serie B', 1], ['2016–17 Serie B', 0]]}