Complex sentence: Route rationalising was one of the major contributors to the airline's return to profitability.MAS pared its domestic routes from 114 to 23, and also cancelled virtually all unprofitable international routes.
Split into simpler sentences: Route rationalising was one of the major contributors to the airline's return to profitability. Malaysia Airlines pared its domestic routes from 114 to 23, and also cancelled virtually all unprofitable international routes.