Complex sentence: The tournament was first held in 2014, the first year of conference play; the first four tournaments alternated between the Xcel Energy Center in Saint Paul, Minnesota and Joe Louis Arena in Detroit, Michigan (2015 and 2017).
Split into simpler sentences: The tournament was first held in 2014, the first year of conference play. For the first four tournaments hosting duties are split between the Xcel Energy Center in Saint Paul, Minnesota (2014 and 2016) and Joe Louis Arena in Detroit, Michigan (2015 and 2017).