Complex sentence: The hillside is thickly wooded and the former rulers maintained this as a royal shooting preserve, and when Udaipur was attacked in 1764 by the Scindias, the hill was used as an ordnance dump and some cannons still remain.
Split into simpler sentences: The hillside is thickly wooded and the former rulers maintained this area as a royal shooting preserve. When Udaipur was attacked by the Scindias in 1764, the hill was used as an ordnance dump; some cannons still remain.