Disambiguation evidence for Ernst Günther, Duke of Schleswig-Holstein via surface form

"Ernst Gunther, Duke of Schleswig-Holstein"

Triples (1)

Triples where some other subject referred to this entity as "Ernst Gunther, Duke of Schleswig-Holstein".

Princess Dorothea of Saxe-Coburg and Gotha → spouse →
"Ernst Gunther, Duke of Schleswig-Holstein"
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