sentences:  In the years before 2006 it became the most renowned and premier football league in the country as no national league was introduced.It gained more fans and spectators than any other football competitions in Bangladesh but unfortunately the 2006 saw it losing its quality with top-level teams leaving for the national league.The league produced premium clubs like Abahani Krira Chakra, Mohammedan Sporting Club, Muktijoddha Sangsad KS, Brothers Union and Sheikh Russell KC which are the "big fives" in the Bangladesh Premier League today.