John II, Duke of Schleswig-Holstein-Haderslev
E1397484
UNEXPLORED
John II, Duke of Schleswig-Holstein-Haderslev, was a 16th-century Danish-German nobleman from the House of Oldenburg who ruled parts of the duchies of Schleswig and Holstein.
All labels observed (1)
| Label | Occurrences |
|---|---|
| John II, Duke of Schleswig-Holstein-Haderslev canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T19823114 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: John II, Duke of Schleswig-Holstein-Haderslev Context triple: [Adolf of Holstein-Gottorp, sibling, John II, Duke of Schleswig-Holstein-Haderslev]
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A.
John II, Duke of Schleswig-Holstein-Sonderburg
John II, Duke of Schleswig-Holstein-Sonderburg, was a 16th-century Danish prince and nobleman who founded the Schleswig-Holstein-Sonderburg cadet branch of the House of Oldenburg.
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B.
John V, Duke of Saxe-Lauenburg
John V, Duke of Saxe-Lauenburg was a late medieval German prince who ruled the small north German duchy of Saxe-Lauenburg as a member of the Ascanian dynasty.
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C.
John IV, Duke of Saxe-Lauenburg
John IV, Duke of Saxe-Lauenburg, was a late medieval German prince of the Ascanian line who ruled the small northern duchy of Saxe-Lauenburg.
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D.
John Frederick, Duke of Schleswig-Holstein-Gottorp
John Frederick, Duke of Schleswig-Holstein-Gottorp, was a 17th-century German nobleman who also served as Prince-Archbishop of Bremen, playing a significant role in the politics of northern Germany during and after the Thirty Years’ War.
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E.
John Albert I, Duke of Mecklenburg
John Albert I, Duke of Mecklenburg was a 16th-century German nobleman who ruled the Mecklenburg region and was known for his role in consolidating ducal authority during the Reformation era.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: John II, Duke of Schleswig-Holstein-Haderslev Target entity description: John II, Duke of Schleswig-Holstein-Haderslev, was a 16th-century Danish-German nobleman from the House of Oldenburg who ruled parts of the duchies of Schleswig and Holstein.
-
A.
John II, Duke of Schleswig-Holstein-Sonderburg
John II, Duke of Schleswig-Holstein-Sonderburg, was a 16th-century Danish prince and nobleman who founded the Schleswig-Holstein-Sonderburg cadet branch of the House of Oldenburg.
-
B.
John V, Duke of Saxe-Lauenburg
John V, Duke of Saxe-Lauenburg was a late medieval German prince who ruled the small north German duchy of Saxe-Lauenburg as a member of the Ascanian dynasty.
-
C.
John IV, Duke of Saxe-Lauenburg
John IV, Duke of Saxe-Lauenburg, was a late medieval German prince of the Ascanian line who ruled the small northern duchy of Saxe-Lauenburg.
-
D.
John Frederick, Duke of Schleswig-Holstein-Gottorp
John Frederick, Duke of Schleswig-Holstein-Gottorp, was a 17th-century German nobleman who also served as Prince-Archbishop of Bremen, playing a significant role in the politics of northern Germany during and after the Thirty Years’ War.
-
E.
John Albert I, Duke of Mecklenburg
John Albert I, Duke of Mecklenburg was a 16th-century German nobleman who ruled the Mecklenburg region and was known for his role in consolidating ducal authority during the Reformation era.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Elizabeth of Denmark, Duchess of Mecklenburg
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sibling
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John II, Duke of Schleswig-Holstein-Haderslev
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