Disambiguation evidence for Bertil, Duke of Halland via surface form

"Prince Bertil, Duke of Halland"

Triples (1)

Triples where some other subject referred to this entity as "Prince Bertil, Duke of Halland".

Princess Margaret of Connaught → child →
"Prince Bertil, Duke of Halland"
↳ resolves to Bertil, Duke of Halland
ⓘ
linked to: Princess Margaret of Connaught (if still living at inception – historically no, but leave out)