Complex sentence: Although Dara Shikoh was the most powerful man in the Mughal Empire after his father Shah Jahan he knew little about the art of war and military command his loosely knit army eventually crumbled and even refused to aid each other.
Split into simpler sentences: Although Dara Shikoh was the most powerful man in the Mughal Empire after his father Shah Jahan, he knew little about the art of war and military command. His loosely knit army eventually crumbled and even refused to aid each other.