Frederick II, Landgrave of Hesse-Kassel
E217870
Frederick II, Landgrave of Hesse-Kassel, was an 18th-century German prince known for his military alliances—particularly supplying troops to Great Britain during the American Revolutionary War—and for his conversion to Catholicism despite ruling a predominantly Protestant territory.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Frederick II, Landgrave of Hesse-Kassel canonical | 5 |
| Landgrave of Hesse-Kassel | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1194134 — 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, Landgrave of Hesse-Kassel Context triple: [Princess Mary of Great Britain, spouse, Frederick II, Landgrave of Hesse-Kassel]
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A.
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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B.
Frederick Louis, Count Palatine of Zweibrücken
Frederick Louis, Count Palatine of Zweibrücken, was a 17th-century German prince of the Wittelsbach dynasty who ruled the small Palatine territory of Zweibrücken within the Holy Roman Empire.
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C.
Frederick, Count Palatine of Zweibrücken-Vohenstrauss-Parkstein
Frederick, Count Palatine of Zweibrücken-Vohenstrauss-Parkstein was a 16th-century German prince of the Wittelsbach dynasty who ruled a partitioned territory in the Upper Palatinate within the Holy Roman Empire.
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D.
Frederick IV, Elector Palatine
Frederick IV, Elector Palatine was a late 16th- and early 17th-century German prince of the House of Wittelsbach who led the Protestant Union and played a key role in the religious and political conflicts preceding the Thirty Years’ War.
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E.
Frederick III, Elector Palatine
Frederick III, Elector Palatine was a 16th-century German prince best known for establishing Calvinism as the official faith of the Palatinate and commissioning the Heidelberg Catechism.
- 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, Landgrave of Hesse-Kassel Target entity description: Frederick II, Landgrave of Hesse-Kassel, was an 18th-century German prince known for his military alliances—particularly supplying troops to Great Britain during the American Revolutionary War—and for his conversion to Catholicism despite ruling a predominantly Protestant territory.
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A.
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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B.
Frederick Louis, Count Palatine of Zweibrücken
Frederick Louis, Count Palatine of Zweibrücken, was a 17th-century German prince of the Wittelsbach dynasty who ruled the small Palatine territory of Zweibrücken within the Holy Roman Empire.
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C.
Frederick, Count Palatine of Zweibrücken-Vohenstrauss-Parkstein
Frederick, Count Palatine of Zweibrücken-Vohenstrauss-Parkstein was a 16th-century German prince of the Wittelsbach dynasty who ruled a partitioned territory in the Upper Palatinate within the Holy Roman Empire.
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D.
Frederick IV, Elector Palatine
Frederick IV, Elector Palatine was a late 16th- and early 17th-century German prince of the House of Wittelsbach who led the Protestant Union and played a key role in the religious and political conflicts preceding the Thirty Years’ War.
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E.
Frederick III, Elector Palatine
Frederick III, Elector Palatine was a 16th-century German prince best known for establishing Calvinism as the official faith of the Palatinate and commissioning the Heidelberg Catechism.
- F. None of above. chosen
Statements (47)
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, Landgrave of Hesse-Kassel Description of subject: Frederick II, Landgrave of Hesse-Kassel, was an 18th-century German prince known for his military alliances—particularly supplying troops to Great Britain during the American Revolutionary War—and for his conversion to Catholicism despite ruling a predominantly Protestant territory.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Frederick II, Landgrave of Hesse-Kassel
this entity surface form:
Landgrave of Hesse-Kassel