Complex sentence: Kildangan Stud was founded by the More O'Ferrells on the site of Kildangan Castle, in the grounds of which is a variety of rare ornamental trees and shrubs, and an abundance of woodland.
Split into simpler sentences: Kildangan Stud was founded by the More O'Ferrells on the site of Kildangan Castle. The grounds contain a large variety of rare ornamental trees and shrubs, and an abundance of woodland.