Question: In which conference did both Baylor and Iowa State compete in 2011-2012?
Sentence (from "1996–97 Iowa State Cyclones men's basketball team"): The Big 12 conference was formed by the eight teams of the recently dissolved Big Eight Conference and was joined by Baylor, Texas, Texas A&M, and Texas Tech, all formally of the Southwest Conference which had also dissolved following the 1995–1996 school year.
Relevant evidence: No