Complex sentence: Also in 1991, Maas Brothers was acquired by Burdines, which moved its women's clothing into the former Maas Brothers building which was heavily renovated, while retaining men's clothing and home goods at the original location.
Split into simpler sentences: Also in 1991, Maas Brothers was acquired by Burdines. Burdines moved its women's clothing into the former Maas Brothers building which was heavily renovated, while retaining men's clothing and home goods at the original location.