Complex sentence: Alice's paternal grandparents were Manfred III of Saluzzo and Beatrice of Savoy, and her maternal grandparents were Giorgio, Marquis of Ceva "The Complete Peerage", vol.1, p.241 and Menzia d'Este.
Split into simpler sentences: Alice's paternal grandparents were Manfred III of Saluzzo and Beatrice of Savoy. Her maternal grandparents were Giorgio, Marquis of Ceva "The Complete Peerage", vol.1, p.241 and Menzia d'Este.