Complex sentence: A highly decorated and accomplished military officer, he became a Bir Uttom, the highest gallantry award for a living officer for his wartime services, and retired from the Bangladesh Army as a Major General.
Split into simpler sentences: A highly decorated and accomplished military officer, he became a "Bir Uttom," the highest gallantry award for a living officer for his wartime services. He retired from the Bangladesh Army as a Major General.