3rd Earl of March
E313039
The 3rd Earl of March was a Scottish noble title in the Douglas family, later associated with William Douglas, 4th Duke of Queensberry, during the 18th century.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 3rd Earl of March canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2852814 — 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: 3rd Earl of March Context triple: [William Douglas, 4th Duke of Queensberry, nobleTitle, 3rd Earl of March]
-
A.
George Dunbar, Earl of March
George Dunbar, Earl of March, was a powerful 14th-century Scottish nobleman and military leader who played a prominent role in the Anglo-Scottish border conflicts.
-
B.
Henry Stafford, 2nd Duke of Buckingham
Henry Stafford, 2nd Duke of Buckingham, was a powerful 15th-century English nobleman and one-time ally of Richard III who later rebelled against him and was executed, and has been historically suspected as a possible culprit in the disappearance of the Princes in the Tower.
-
C.
Edmund Tudor, Duke of Somerset
Edmund Tudor, Duke of Somerset, was a short-lived English prince of the early Tudor dynasty, known primarily as the younger son of King Henry VII of England and Elizabeth of York.
-
D.
John Beaufort, 1st Earl of Somerset
John Beaufort, 1st Earl of Somerset, was an English nobleman and legitimized son of John of Gaunt whose descendants played a key role in the Wars of the Roses and the rise of the Tudor dynasty.
-
E.
Richard Plantagenet, 3rd Duke of York
Richard Plantagenet, 3rd Duke of York was a key 15th-century English noble and claimant to the throne whose dynastic struggle with the Lancastrians helped ignite the Wars of the Roses and paved the way for the Yorkist kings.
- 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: 3rd Earl of March Target entity description: The 3rd Earl of March was a Scottish noble title in the Douglas family, later associated with William Douglas, 4th Duke of Queensberry, during the 18th century.
-
A.
George Dunbar, Earl of March
George Dunbar, Earl of March, was a powerful 14th-century Scottish nobleman and military leader who played a prominent role in the Anglo-Scottish border conflicts.
-
B.
Henry Stafford, 2nd Duke of Buckingham
Henry Stafford, 2nd Duke of Buckingham, was a powerful 15th-century English nobleman and one-time ally of Richard III who later rebelled against him and was executed, and has been historically suspected as a possible culprit in the disappearance of the Princes in the Tower.
-
C.
Edmund Tudor, Duke of Somerset
Edmund Tudor, Duke of Somerset, was a short-lived English prince of the early Tudor dynasty, known primarily as the younger son of King Henry VII of England and Elizabeth of York.
-
D.
John Beaufort, 1st Earl of Somerset
John Beaufort, 1st Earl of Somerset, was an English nobleman and legitimized son of John of Gaunt whose descendants played a key role in the Wars of the Roses and the rise of the Tudor dynasty.
-
E.
Richard Plantagenet, 3rd Duke of York
Richard Plantagenet, 3rd Duke of York was a key 15th-century English noble and claimant to the throne whose dynastic struggle with the Lancastrians helped ignite the Wars of the Roses and paved the way for the Yorkist kings.
- F. None of above. chosen
Statements (14)
| Predicate | Object |
|---|---|
| instanceOf |
earldom
ⓘ
noble title ⓘ |
| associatedWith | William Douglas, 4th Duke of Queensberry ⓘ |
| country | Kingdom of Scotland ⓘ |
| heldBy | Scottish nobility ⓘ |
| historicalPeriod | 18th century ⓘ |
| laterAssociatedWith |
Duke of Queensberry
ⓘ
Dukes of Queensberry ⓘ
surface form:
Queensberry family
|
| nobleFamily | Douglas family ⓘ |
| nobleRank | Earl ⓘ |
| partOf | Peerage of Scotland ⓘ |
| region | Scotland ⓘ |
| titleHolder | William Douglas, 4th Duke of Queensberry ⓘ |
| titleType | hereditary peerage title ⓘ |
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: 3rd Earl of March Description of subject: The 3rd Earl of March was a Scottish noble title in the Douglas family, later associated with William Douglas, 4th Duke of Queensberry, during the 18th century.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.