Marquess of Carmarthen
E780447
The Marquess of Carmarthen is a hereditary noble title in the Peerage of England historically associated with the aristocratic Osborne family and used as a courtesy title by heirs to the Dukedom of Leeds.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Marquess of Carmarthen canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9007167 — 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: Marquess of Carmarthen Context triple: [Peregrine Osborne, 2nd Duke of Leeds, heldTitle, Marquess of Carmarthen]
-
A.
Marquess of Anglesey
The Marquess of Anglesey is a British peerage title historically associated with the Paget family, notably borne by distinguished military commander Henry Paget, who fought at the Battle of Waterloo.
-
B.
Marquess of Ormonde
The Marquess of Ormonde is a historic Irish noble title traditionally associated with the powerful Butler family and the region of Ormond in southeastern Ireland.
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C.
Marquess of Downshire
The Marquess of Downshire is a hereditary title in the Peerage of Ireland associated with the Hill family, historically prominent landowners and political figures in County Down.
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D.
Marquess of Cholmondeley
The Marquess of Cholmondeley is a hereditary British peerage title held by a prominent aristocratic family long associated with high office and grand country estates in England.
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E.
Marquess of Tavistock
The Marquess of Tavistock is a courtesy title traditionally borne by the heir apparent to the Duke of Bedford in the British peerage.
- 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: Marquess of Carmarthen Target entity description: The Marquess of Carmarthen is a hereditary noble title in the Peerage of England historically associated with the aristocratic Osborne family and used as a courtesy title by heirs to the Dukedom of Leeds.
-
A.
Marquess of Anglesey
The Marquess of Anglesey is a British peerage title historically associated with the Paget family, notably borne by distinguished military commander Henry Paget, who fought at the Battle of Waterloo.
-
B.
Marquess of Ormonde
The Marquess of Ormonde is a historic Irish noble title traditionally associated with the powerful Butler family and the region of Ormond in southeastern Ireland.
-
C.
Marquess of Downshire
The Marquess of Downshire is a hereditary title in the Peerage of Ireland associated with the Hill family, historically prominent landowners and political figures in County Down.
-
D.
Marquess of Cholmondeley
The Marquess of Cholmondeley is a hereditary British peerage title held by a prominent aristocratic family long associated with high office and grand country estates in England.
-
E.
Marquess of Tavistock
The Marquess of Tavistock is a courtesy title traditionally borne by the heir apparent to the Duke of Bedford in the British peerage.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
hereditary title
ⓘ
marquessate ⓘ |
| aristocraticHouse | House of Osborne NERFINISHED ⓘ |
| associatedWith | Osborne family NERFINISHED ⓘ |
| country | Kingdom of England ⓘ |
| courtesyTitleFor | heir to the Dukedom of Leeds ⓘ |
| extinctionReason | extinction of the Dukedom of Leeds ⓘ |
| hereditary | true ⓘ |
| higherTitle | Duke of Leeds NERFINISHED ⓘ |
| historicallyLinkedTo | Dukedom of Leeds NERFINISHED ⓘ |
| nobilityType | British aristocracy ⓘ |
| nobleRank | marquess ⓘ |
| nobleTitleCategory | marquessates in the Peerage of England ⓘ |
| peerage | Peerage of England NERFINISHED ⓘ |
| rankInBritishPeerage |
above an earl
ⓘ
below a duke ⓘ |
| region | England ⓘ |
| style | The Most Honourable ⓘ |
| subsidiaryTitleOf | Dukedom of Leeds NERFINISHED ⓘ |
| titleHolderFamily | Osborne family NERFINISHED ⓘ |
| titleStatus | extinct ⓘ |
| traditionalTerritorialDesignation | Carmarthen NERFINISHED ⓘ |
| usedAs | courtesy title ⓘ |
| usedBy | heirs apparent to the Duke of Leeds ⓘ |
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: Marquess of Carmarthen Description of subject: The Marquess of Carmarthen is a hereditary noble title in the Peerage of England historically associated with the aristocratic Osborne family and used as a courtesy title by heirs to the Dukedom of Leeds.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.