Complex sentence: The "kuladevata" of the Bharadwaj dynasty of Bhurishrestha was Jayadurga, an incarnation of Durga and her statue was made of "ashtadhatu".
Split into simpler sentences: The "kuladevata" of the Bharadwaj dynasty of Bhurishrestha was Jayadurga, an incarnation of Durga. Her statue was made of "ashtadhatu".