Question: Who is the paternal grandfather of Maelgwn Ab Owain Gwynedd?
Sentence (from "Maelgwn ab Owain Gwynedd"): On the death of Owain Gwynedd in 1170, Maelgwn received Anglesey as his share of the kingdom, but in 1173, his brother Dafydd ab Owain Gwynedd attacked him and forced him to flee to Ireland.
Relevant evidence: No