Duke of Lancaster
E20513
The Duke of Lancaster is a royal title traditionally held by the reigning British monarch in connection with the historic Duchy of Lancaster, a significant landed estate and source of private income for the sovereign.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Duke of Lancaster canonical | 24 |
| Premier Duke of England | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T42313 — 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 Lancaster Context triple: [British monarch, title, Duke of Lancaster]
-
A.
Duke of York
The Duke of York is a hereditary title in the British royal family traditionally granted to the second son of the reigning monarch.
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B.
Duke of Cornwall
The Duke of Cornwall is a hereditary royal title traditionally held by the eldest living son of the reigning British monarch, associated with substantial estates and income in southwest England.
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C.
Duke of Fife
The Duke of Fife is a Scottish noble title in the Peerage of the United Kingdom historically associated with the Carnegie and later the British royal family.
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D.
Prince of Wales
The Prince of Wales is the traditional title given to the heir apparent to the English, and later British, throne.
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E.
Earl of Chester
The Earl of Chester is a historic English noble title traditionally associated with the heir apparent to the British throne and closely linked to the governance of the County Palatine of Chester.
- 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 Lancaster Target entity description: The Duke of Lancaster is a royal title traditionally held by the reigning British monarch in connection with the historic Duchy of Lancaster, a significant landed estate and source of private income for the sovereign.
-
A.
Duke of York
The Duke of York is a hereditary title in the British royal family traditionally granted to the second son of the reigning monarch.
-
B.
Duke of Cornwall
The Duke of Cornwall is a hereditary royal title traditionally held by the eldest living son of the reigning British monarch, associated with substantial estates and income in southwest England.
-
C.
Duke of Fife
The Duke of Fife is a Scottish noble title in the Peerage of the United Kingdom historically associated with the Carnegie and later the British royal family.
-
D.
Prince of Wales
The Prince of Wales is the traditional title given to the heir apparent to the English, and later British, throne.
-
E.
Earl of Chester
The Earl of Chester is a historic English noble title traditionally associated with the heir apparent to the British throne and closely linked to the governance of the County Palatine of Chester.
- 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: Duke of Lancaster Description of subject: The Duke of Lancaster is a royal title traditionally held by the reigning British monarch in connection with the historic Duchy of Lancaster, a significant landed estate and source of private income for the sovereign.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
King Henry IV of England
subject linked to:
Earl of Lancaster, created 1267
subject linked to:
King Henry V
linked to: Duke of Lancaster