Complex sentence: Located at the site of legendry city of Indraprastha, the fort was founded by Pandavas on the banks of perineal river Yamuna, which is revered by Hindus since ages, more than 5000 years ago before the'Mahabharata' took place.
Split into simpler sentences: Located at the site of legendry city of Indraprastha, the fort was founded by Pandavas on the banks of perineal river Yamuna, which is revered by Hindus since ages. Fort is more than 5000 years old, and was constructed before the'Mahabharata' took place.