Duke of Nassau
E75541
The Duke of Nassau was the sovereign ruler of the small German duchy of Nassau, historically held by the Nassau-Weilburg branch of the House of Nassau until its annexation by Prussia in 1866.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Duke of Nassau canonical | 13 |
| William, Duke of Nassau | 5 |
| Dukes of Nassau | 3 |
| Duke of Nassau (titular) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T586236 — 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: Duke of Nassau Context triple: [House of Nassau-Weilburg, titles, Duke of Nassau]
-
A.
Prince of Nassau
The Prince of Nassau is a title historically held by members of the House of Orange-Nassau, the Dutch royal family that has played a central role in the Netherlands’ monarchy and political history.
-
B.
Duke of Limburg
The Duke of Limburg was a noble title historically associated with the ruler of the Duchy of Limburg in the Low Countries, later held ceremonially by Dutch monarchs such as William I of the Netherlands.
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C.
Duke of Luxembourg
The Duke of Luxembourg was a prominent French general and marshal under Louis XIV, renowned for his victories in major battles during the late 17th century.
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D.
Duke of Brunswick-Lüneburg
The Duke of Brunswick-Lüneburg was a title held by rulers of a significant principality within the Holy Roman Empire, associated with the House of Welf and later giving rise to the Electorate and Kingdom of Hanover.
-
E.
Duke of Brabant
The Duke of Brabant is the traditional title reserved for the heir apparent to the Belgian throne.
- 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: Duke of Nassau Target entity description: The Duke of Nassau was the sovereign ruler of the small German duchy of Nassau, historically held by the Nassau-Weilburg branch of the House of Nassau until its annexation by Prussia in 1866.
-
A.
Prince of Nassau
The Prince of Nassau is a title historically held by members of the House of Orange-Nassau, the Dutch royal family that has played a central role in the Netherlands’ monarchy and political history.
-
B.
Duke of Limburg
The Duke of Limburg was a noble title historically associated with the ruler of the Duchy of Limburg in the Low Countries, later held ceremonially by Dutch monarchs such as William I of the Netherlands.
-
C.
Duke of Luxembourg
The Duke of Luxembourg was a prominent French general and marshal under Louis XIV, renowned for his victories in major battles during the late 17th century.
-
D.
Duke of Brunswick-Lüneburg
The Duke of Brunswick-Lüneburg was a title held by rulers of a significant principality within the Holy Roman Empire, associated with the House of Welf and later giving rise to the Electorate and Kingdom of Hanover.
-
E.
Duke of Brabant
The Duke of Brabant is the traditional title reserved for the heir apparent to the Belgian throne.
- F. None of above. chosen
Statements (45)
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: Duke of Nassau Description of subject: The Duke of Nassau was the sovereign ruler of the small German duchy of Nassau, historically held by the Nassau-Weilburg branch of the House of Nassau until its annexation by Prussia in 1866.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
William, Duke of Nassau
this entity surface form:
William, Duke of Nassau
this entity surface form:
Duke of Nassau (titular)
subject surface form:
House of Orange-Nassau
this entity surface form:
Dukes of Nassau
this entity surface form:
Dukes of Nassau
subject surface form:
Duchy of Nassau
subject surface form:
Duchy of Nassau
this entity surface form:
William, Duke of Nassau
this entity surface form:
William, Duke of Nassau
this entity surface form:
William, Duke of Nassau
subject surface form:
William IV, Grand Duke of Luxembourg
this entity surface form:
Dukes of Nassau