Complex sentence: Her paternal grandparents were Gilla Comgaill Ua Toole and Sadbh Ní Domnail and her maternal grandparents were Loigsig Ua Morda, King of Laois and Gormlaith Ní Caellaide.
Split into simpler sentences: Her paternal grandparents were Gilla Comgaill Ua Toole and Sadbh Ní Domnail. Her maternal grandparents were Loigsig Ua Morda, King of Laois and Gormlaith Ní Caellaide.