Frederick II, Duke of Saxe-Gotha-Altenburg
E208212
Frederick II, Duke of Saxe-Gotha-Altenburg was an 18th-century German prince of the Ernestine Wettin line, noted as the ruler of the small Thuringian duchy of Saxe-Gotha-Altenburg and the father of Princess Augusta, who became Princess of Wales.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Frederick II, Duke of Saxe-Gotha-Altenburg canonical | 4 |
| Friedrich of Saxe-Gotha-Altenburg | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1176330 — 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: Frederick II, Duke of Saxe-Gotha-Altenburg Context triple: [Princess Augusta of Saxe-Gotha, father, Frederick II, Duke of Saxe-Gotha-Altenburg]
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A.
Christian August, Prince of Anhalt-Zerbst
Christian August, Prince of Anhalt-Zerbst, was a minor German prince and Prussian general of the 18th century best known as the father of Catherine the Great of Russia.
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B.
Leopold, Prince of Bavaria
Leopold, Prince of Bavaria was a Bavarian royal prince and German field marshal who commanded German and Austro-Hungarian forces on the Eastern Front during World War I.
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C.
Prince Hohenlohe-Ingelfingen
Prince Hohenlohe-Ingelfingen was a Prussian nobleman and general best known for his role in the disastrous 1806 campaign against Napoleon during the War of the Fourth Coalition.
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D.
Gustavus Samuel Leopold, Duke of Zweibrücken
Gustavus Samuel Leopold, Duke of Zweibrücken, was an 18th-century German prince of the Wittelsbach line who ruled the Duchy of Zweibrücken within the Holy Roman Empire.
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E.
Leopold Georg Christian Friedrich
Leopold Georg Christian Friedrich, better known as Leopold I of Belgium, was the first King of the Belgians and a key 19th-century European monarch who helped establish Belgium as an independent constitutional monarchy.
- 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: Frederick II, Duke of Saxe-Gotha-Altenburg Target entity description: Frederick II, Duke of Saxe-Gotha-Altenburg was an 18th-century German prince of the Ernestine Wettin line, noted as the ruler of the small Thuringian duchy of Saxe-Gotha-Altenburg and the father of Princess Augusta, who became Princess of Wales.
-
A.
Christian August, Prince of Anhalt-Zerbst
Christian August, Prince of Anhalt-Zerbst, was a minor German prince and Prussian general of the 18th century best known as the father of Catherine the Great of Russia.
-
B.
Leopold, Prince of Bavaria
Leopold, Prince of Bavaria was a Bavarian royal prince and German field marshal who commanded German and Austro-Hungarian forces on the Eastern Front during World War I.
-
C.
Prince Hohenlohe-Ingelfingen
Prince Hohenlohe-Ingelfingen was a Prussian nobleman and general best known for his role in the disastrous 1806 campaign against Napoleon during the War of the Fourth Coalition.
-
D.
Gustavus Samuel Leopold, Duke of Zweibrücken
Gustavus Samuel Leopold, Duke of Zweibrücken, was an 18th-century German prince of the Wittelsbach line who ruled the Duchy of Zweibrücken within the Holy Roman Empire.
-
E.
Leopold Georg Christian Friedrich
Leopold Georg Christian Friedrich, better known as Leopold I of Belgium, was the first King of the Belgians and a key 19th-century European monarch who helped establish Belgium as an independent constitutional monarchy.
- F. None of above. chosen
Statements (49)
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Frederick II, Duke of Saxe-Gotha-Altenburg Description of subject: Frederick II, Duke of Saxe-Gotha-Altenburg was an 18th-century German prince of the Ernestine Wettin line, noted as the ruler of the small Thuringian duchy of Saxe-Gotha-Altenburg and the father of Princess Augusta, who became Princess of Wales.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
Edward Augustus, Duke of York and Albany
→
maternalGrandfather
→
Frederick II, Duke of Saxe-Gotha-Altenburg
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this entity surface form:
Friedrich of Saxe-Gotha-Altenburg