Frederick III, Duke of Saxe-Gotha-Altenburg
E786215
Frederick III, Duke of Saxe-Gotha-Altenburg, was an 18th-century German prince of the Ernestine Wettin line who ruled the small Thuringian duchy of Saxe-Gotha-Altenburg.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Frederick III, Duke of Saxe-Gotha-Altenburg canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8761608 — 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 III, Duke of Saxe-Gotha-Altenburg Context triple: [Frederick II, Duke of Saxe-Gotha-Altenburg, child, Frederick III, Duke of Saxe-Gotha-Altenburg]
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A.
Frederick I, Duke of Saxe-Gotha-Altenburg
Frederick I, Duke of Saxe-Gotha-Altenburg, was an 18th-century German prince of the Ernestine Wettin line who ruled the duchy of Saxe-Gotha-Altenburg and continued its development as a minor but culturally active state within the Holy Roman Empire.
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B.
Frederick II, Duke of Saxe-Gotha-Altenburg
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.
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C.
Frederick, Duke of Saxe-Altenburg
Frederick, Duke of Saxe-Altenburg was a 19th-century German nobleman who ruled the small Thuringian duchy of Saxe-Altenburg and belonged to the Ernestine branch of the Wettin dynasty.
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D.
Frederick, Duke of Mecklenburg-Grabow
Frederick, Duke of Mecklenburg-Grabow was a 17th–18th century German nobleman of the House of Mecklenburg who held the ducal title in the Mecklenburg-Grabow line and was the father of Sophia Louise of Mecklenburg-Schwerin, a Queen consort of Prussia.
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E.
Frederick III, Prince of Salm-Kyrburg
Frederick III, Prince of Salm-Kyrburg was an 18th-century German nobleman and military officer who became a prominent figure at the French court and was executed during the French Revolution.
- 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 III, Duke of Saxe-Gotha-Altenburg Target entity description: Frederick III, Duke of Saxe-Gotha-Altenburg, was an 18th-century German prince of the Ernestine Wettin line who ruled the small Thuringian duchy of Saxe-Gotha-Altenburg.
-
A.
Frederick I, Duke of Saxe-Gotha-Altenburg
Frederick I, Duke of Saxe-Gotha-Altenburg, was an 18th-century German prince of the Ernestine Wettin line who ruled the duchy of Saxe-Gotha-Altenburg and continued its development as a minor but culturally active state within the Holy Roman Empire.
-
B.
Frederick II, Duke of Saxe-Gotha-Altenburg
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.
-
C.
Frederick, Duke of Saxe-Altenburg
Frederick, Duke of Saxe-Altenburg was a 19th-century German nobleman who ruled the small Thuringian duchy of Saxe-Altenburg and belonged to the Ernestine branch of the Wettin dynasty.
-
D.
Frederick, Duke of Mecklenburg-Grabow
Frederick, Duke of Mecklenburg-Grabow was a 17th–18th century German nobleman of the House of Mecklenburg who held the ducal title in the Mecklenburg-Grabow line and was the father of Sophia Louise of Mecklenburg-Schwerin, a Queen consort of Prussia.
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E.
Frederick III, Prince of Salm-Kyrburg
Frederick III, Prince of Salm-Kyrburg was an 18th-century German nobleman and military officer who became a prominent figure at the French court and was executed during the French Revolution.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
German prince
ⓘ
duke ⓘ human ⓘ member of the House of Wettin ⓘ |
| aristocraticTitleScope | German territorial prince ⓘ |
| associatedWith | Ernestine duchies NERFINISHED ⓘ |
| continent | Europe ⓘ |
| countryOfCitizenship | Holy Roman Empire ⓘ |
| ethnicGroup | German ⓘ |
| governedTerritory | Ernestine duchy of Saxe-Gotha-Altenburg NERFINISHED ⓘ |
| governedTerritoryType | small German duchy ⓘ |
| governmentFormOfRealm | duchy ⓘ |
| language | German ⓘ |
| memberOfDynasty | Ernestine line of the House of Wettin NERFINISHED ⓘ |
| nobleBranch | Ernestine Wettins NERFINISHED ⓘ |
| nobleFamily | House of Wettin NERFINISHED ⓘ |
| nobleTitle | Duke of Saxe-Gotha-Altenburg NERFINISHED ⓘ |
| partOf | German states of the Holy Roman Empire ⓘ |
| partOfHistoricalRegion | Central Germany ⓘ |
| positionHeld | Duke of Saxe-Gotha-Altenburg NERFINISHED ⓘ |
| rank | ducal rank ⓘ |
| realm | Saxe-Gotha-Altenburg NERFINISHED ⓘ |
| region | Thuringia NERFINISHED ⓘ |
| ruled |
Duchy of Saxe-Gotha-Altenburg
NERFINISHED
ⓘ
Thuringian duchy of Saxe-Gotha-Altenburg NERFINISHED ⓘ |
| socialClass | nobility ⓘ |
| style | His Serene Highness ⓘ |
| timePeriod | 18th century ⓘ |
| titleHeldIn | Thuringia NERFINISHED ⓘ |
| titleType | hereditary title ⓘ |
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 III, Duke of Saxe-Gotha-Altenburg Description of subject: Frederick III, Duke of Saxe-Gotha-Altenburg, was an 18th-century German prince of the Ernestine Wettin line who ruled the small Thuringian duchy of Saxe-Gotha-Altenburg.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Frederick II, Duke of Saxe-Gotha-Altenburg
→
successor
→
Frederick III, Duke of Saxe-Gotha-Altenburg
ⓘ