Disambiguation evidence for Hans the Younger, Duke of Schleswig-Holstein-Sonderburg via surface form

"Hans the Younger, Duke of Schleswig-Holstein-Sonderburg"

Triples (1)

Triples where some other subject referred to this entity as "Hans the Younger, Duke of Schleswig-Holstein-Sonderburg".

Francis, Duke of Schleswig-Holstein → sibling →
"Hans the Younger, Duke of Schleswig-Holstein-Sonderburg"
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