Complex sentence: He worked with the Bangladesh Center for Development and Journalism, got married to Nasima Khan, and then joined the daily newspaper "Ajker Kagoj", and afterward started his own daily, "Amader Shomoy", currently the second-biggest selling newspaper of Bangladesh.
Split into simpler sentences: He worked with the Bangladesh Center for Development and Journalism, got married to Nasima Khan. He joined the daily newspaper "Ajker Kagoj", but later started his own daily, "Amader Shomoy", which is currently the second-biggest selling newspaper of Bangladesh.