┌─Louis II the Stammerer King of the Franks ⇒
┌─Charles III the Simple King of the Franks
│ │ ┌─Edward the Elder King of England ⇒
│ └─Ælfflæd ⇒
┌─Charles Duke of Lower Lorraine
│ │ ┌─Otto I the Illustrious Duke of Saxony
│ │ ┌─Henry I the Fowler King of Germany
│ │ │ └─Hedwiga of Franconia ⇒
└─Adelaide