Disambiguation evidence for House of Savoy via surface form

"House of Savoy (in Montferrat)"

Triples (1)

Triples where some other subject referred to this entity as "House of Savoy (in Montferrat)".

Charles IV, Duke of Mantua and Montferrat → successor →
"House of Savoy (in Montferrat)"
↳ resolves to House of Savoy
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