Complex sentence: Groundbreaking for the stadium took place on April 3,1995, and it was officially opened exactly one year later on April 3,1996 with a game between the baseball teams of the University of Michigan and Michigan State University.
Split into simpler sentences: Groundbreaking for the stadium took place on April 3,1995, and it was officially opened exactly one year later on April 3,1996. Its first game was between the college baseball teams of the University of Michigan and Michigan State University.