sentences:  In 2003, BSO–Star, which was similarly made of members seeking independence from political parties in BSO–Mengal, merged with BSO–Azad, and the combined organization was called BSO–Muttahida (or "BSO–United").More often, it was simply called "the BSO," recognizing its claim to be the main students organization.Malik Baloch and Imdad Baloch served as its chairmen till 2005.