Duke of Cornwall
E14127
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Duke of Cornwall canonical | 75 |
| Duke of Cornwall's | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T31218 — 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 Cornwall Context triple: [Charles I of England, title, Duke of Cornwall]
-
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 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.
-
C.
Prince George, Duke of Kent
Prince George, Duke of Kent was a British royal prince, the fourth son of King George V, who served in the Royal Navy and Royal Air Force and died in a military air crash during World War II.
-
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.
Prince Charles
Prince Charles, now King Charles III, is the eldest son of Queen Elizabeth II and the current monarch of the United Kingdom, long known for his environmental advocacy and charitable work.
- 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 Cornwall Target entity description: 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.
-
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 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.
-
C.
Prince George, Duke of Kent
Prince George, Duke of Kent was a British royal prince, the fourth son of King George V, who served in the Royal Navy and Royal Air Force and died in a military air crash during World War II.
-
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.
Prince Charles
Prince Charles, now King Charles III, is the eldest son of Queen Elizabeth II and the current monarch of the United Kingdom, long known for his environmental advocacy and charitable work.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
hereditary royal title
ⓘ
peerage title ⓘ title in the Peerage of England ⓘ |
| associatedResidence |
Highgrove House
ⓘ
Llwynywermod ⓘ |
| associatedWith | British monarchy ⓘ |
| coatOfArmsFeature | fifteen gold bezants on a black field ⓘ |
| country | United Kingdom ⓘ |
| createdBy |
King Edward III
ⓘ
linked to:
Edward III of England
|
| createdFor |
Edward of Woodstock, the Black Prince
ⓘ
linked to:
Edward the Black Prince
|
| currentHolder |
William, Prince of Wales
ⓘ
linked to:
Prince William, Prince of Wales
|
| currentHolderStartDate | 2022-09-08 ⓘ |
| dateOfCreation | 1337 ⓘ |
| governingBody |
Duchy of Cornwall Council
ⓘ
linked to:
Duchy of Cornwall
|
| hasAssociatedEstate | Duchy of Cornwall ⓘ |
| hasIncomeFrom | Duchy of Cornwall ⓘ |
| holderDuties | funding of public, charitable and official activities of the heir apparent ⓘ |
| holderPrivileges |
management of Duchy of Cornwall estates
ⓘ
substantial private income ⓘ |
| landUse |
agricultural estates
ⓘ
commercial property ⓘ residential property ⓘ |
| legalBasis |
Charter of 1337
ⓘ
Duchy of Cornwall Act 1844 ⓘ Duchy of Cornwall Act 1863 ⓘ |
| linkedTitle |
Duke of Rothesay (in Scotland, for the heir apparent)
ⓘ
linked to:
Duke of Rothesay
|
| motto | Houmout (historically associated with the Black Prince) ⓘ |
| notableHolder |
Charles III
ⓘ
linked to:
Charles III, King of Canada
Edward of Woodstock, the Black Prince ⓘ
linked to:
Edward the Black Prince
King Edward VII ⓘ
linked to:
Edward VII
King Edward VIII ⓘ
linked to:
Edward VIII
King George III ⓘ
linked to:
George III of the United Kingdom
King George V ⓘ
linked to:
George V
King George VI ⓘ
linked to:
George VI
|
| precedesInSeniority | all other dukes in the Peerage of England except the Duke of Norfolk ⓘ |
| previousHolder |
Charles III
ⓘ
linked to:
Charles III, King of Canada
|
| previousHolderEndDate | 2022-09-08 ⓘ |
| previousHolderStartDate | 1952-02-06 ⓘ |
| rankInPeerage | duke ⓘ |
| revenueUse |
not part of the Sovereign Grant
ⓘ
treated as private income of the holder for tax purposes, subject to voluntary arrangements ⓘ |
| seat |
Duchy of Cornwall Office, London
ⓘ
linked to:
Westminster, London, England
|
| successionCondition | requires holder to be heir apparent, not merely heir presumptive ⓘ |
| successionRestriction | cannot be held by a daughter of the monarch under current law ⓘ |
| successionRule | passes automatically to the sovereign’s eldest living son and heir apparent ⓘ |
| taxStatus | holder has historically paid income tax on Duchy revenues on a voluntary basis ⓘ |
| territorialAssociation |
Cornwall
ⓘ
southwest England ⓘ |
| titleStyle | His Royal Highness ⓘ |
| traditionallyHeldBy | eldest living son of the reigning British monarch ⓘ |
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 Cornwall Description of subject: 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.
Referenced by (76)
Full triples — surface form annotated when it differs from this entity's canonical label.