Complex sentence: Chasnalla Academy was established in Chasnalla on 9 February 1973 by a cross section of people to cater of the quality educational requirements of the children of SAIL-ISP employees as well as other local and tribal population, which they were deprived of until then.
Split into simpler sentences: Chasnalla Academy was established in Chasnalla on 9 February 1973 by a cross section of people to cater of the quality education need of the children of SAIL-ISP Employees as well as Non-SAIL-ISP. Local and tribal population, which they were deprived of until then.