Question: Who is the paternal grandfather of Bjaðmunjo Mýrjartaksdóttir?
Sentence (from "Bjaðmunjo Mýrjartaksdóttir"): Sigurðr thereupon repudiated Bjaðmunjo, and left for Scandinavia, where he proceeded to share the Norwegian kingship with his brothers.
Relevant evidence: No