Tuhia tētahi tohutoro mō tēnei wāhanga - He tama a William ki a Albert I o Bavaria rāua ko Margaret o Brieg. I whawhai a William ki nga Hooks
me tōna pāpā tae noa ki te tau 1394. I te tau 1404 i whai mana ia ki a ia hei kaute o Holland, Hainaut me Zeeland me te rangatira o Bavaria-Straubing.