┌─Otto of Savoy ⇒
┌─Amadeus II of Savoy
│ └─Adelaide of Turin
┌─Humbert II of Savoy
┌─Amadeus III of Savoy
│ │ ┌─William I of Burgundy
│ └─Gisella of Burgundy
│ └─Stephanie
Agnes of Savoy
│ ┌─Guigues II of Albon
│ ┌─Guigues III of Albon
│ │ └─Petronel of Turin
└─Matilda of Albon
└─Matilda