William Douglas, 8th Earl of Douglas
E623948
William Douglas, 8th Earl of Douglas, was a powerful 15th-century Scottish nobleman and head of the Black Douglas family whose growing influence brought him into fatal conflict with King James II of Scotland.
All labels observed (1)
| Label | Occurrences |
|---|---|
| William Douglas, 8th Earl of Douglas canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T6619921 — 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: William Douglas, 8th Earl of Douglas Context triple: [William Douglas, 6th Earl of Douglas, successor, William Douglas, 8th Earl of Douglas]
-
A.
William Douglas, 6th Earl of Douglas
William Douglas, 6th Earl of Douglas, was a powerful 15th-century Scottish nobleman whose influence and conflicts with the crown played a major role in late medieval Scottish politics.
-
B.
James Douglas, 9th Earl of Douglas
James Douglas, 9th Earl of Douglas, was a powerful 15th-century Scottish noble whose rebellion against King James II led to the downfall and forfeiture of the once-dominant Black Douglas family.
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C.
James Douglas, 7th Earl of Douglas
James Douglas, 7th Earl of Douglas, was a powerful 15th-century Scottish nobleman and magnate whose conflict with King James II led to his murder and the downfall of the Black Douglas family.
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D.
James Douglas, 2nd Earl of Douglas
James Douglas, 2nd Earl of Douglas was a powerful 14th-century Scottish noble and military leader, prominent in the Wars of Scottish Independence and a key figure of the influential Black Douglas family.
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E.
William Douglas, 1st Earl of Douglas
William Douglas, 1st Earl of Douglas, was a powerful 14th-century Scottish nobleman and military leader who became the progenitor of the influential Black Douglas branch of the Douglas family.
- 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: William Douglas, 8th Earl of Douglas Target entity description: William Douglas, 8th Earl of Douglas, was a powerful 15th-century Scottish nobleman and head of the Black Douglas family whose growing influence brought him into fatal conflict with King James II of Scotland.
-
A.
William Douglas, 6th Earl of Douglas
William Douglas, 6th Earl of Douglas, was a powerful 15th-century Scottish nobleman whose influence and conflicts with the crown played a major role in late medieval Scottish politics.
-
B.
James Douglas, 9th Earl of Douglas
James Douglas, 9th Earl of Douglas, was a powerful 15th-century Scottish noble whose rebellion against King James II led to the downfall and forfeiture of the once-dominant Black Douglas family.
-
C.
James Douglas, 7th Earl of Douglas
James Douglas, 7th Earl of Douglas, was a powerful 15th-century Scottish nobleman and magnate whose conflict with King James II led to his murder and the downfall of the Black Douglas family.
-
D.
James Douglas, 2nd Earl of Douglas
James Douglas, 2nd Earl of Douglas was a powerful 14th-century Scottish noble and military leader, prominent in the Wars of Scottish Independence and a key figure of the influential Black Douglas family.
-
E.
William Douglas, 1st Earl of Douglas
William Douglas, 1st Earl of Douglas, was a powerful 14th-century Scottish nobleman and military leader who became the progenitor of the influential Black Douglas branch of the Douglas family.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Earl
ⓘ
Scottish nobleman ⓘ |
| causeOfDeath | stabbing ⓘ |
| conflictWith | James II of Scotland NERFINISHED ⓘ |
| countryOfCitizenship | Kingdom of Scotland ⓘ |
| dateOfBirth | c. 1425 ⓘ |
| dateOfDeath | 22 February 1452 ⓘ |
| era | 15th century ⓘ |
| familyName | Douglas NERFINISHED ⓘ |
| father | James Douglas, 7th Earl of Douglas NERFINISHED ⓘ |
| feudalLordship |
Annandale
NERFINISHED
ⓘ
Bothwell NERFINISHED ⓘ Ettrick Forest NERFINISHED ⓘ Galloway NERFINISHED ⓘ |
| givenName | William ⓘ |
| heldFrom | Earl of Douglas title from 1440s ⓘ |
| historicalRegion | Lowlands of Scotland NERFINISHED ⓘ |
| house | Black Douglas branch of the House of Douglas NERFINISHED ⓘ |
| killedBy | James II of Scotland NERFINISHED ⓘ |
| mannerOfDeath | killed ⓘ |
| memberOf | Black Douglas family NERFINISHED ⓘ |
| mother | Beatrice Sinclair NERFINISHED ⓘ |
| nobleFamily | House of Douglas NERFINISHED ⓘ |
| nobleTitle |
2nd Earl of Avondale
NERFINISHED
ⓘ
8th Earl of Douglas NERFINISHED ⓘ |
| notableFor |
assassination at Stirling Castle by King James II
ⓘ
leading the Black Douglas family at the height of its power ⓘ rivalry with the Scottish crown ⓘ |
| placeOfBirth | Scotland ⓘ |
| placeOfDeath | Stirling Castle NERFINISHED ⓘ |
| politicalAlignment | opponent of the centralising policies of James II of Scotland ⓘ |
| positionHeld |
Earl of Avondale
NERFINISHED
ⓘ
Earl of Douglas NERFINISHED ⓘ Lord of Annandale NERFINISHED ⓘ Lord of Bothwell NERFINISHED ⓘ Lord of Ettrick Forest NERFINISHED ⓘ Lord of Galloway NERFINISHED ⓘ Warden of the Marches ⓘ |
| predecessor | James Douglas, 7th Earl of Douglas NERFINISHED ⓘ |
| religion | Roman Catholic ⓘ |
| sibling |
Archibald Douglas, Earl of Moray
NERFINISHED
ⓘ
Hugh Douglas, Earl of Ormonde NERFINISHED ⓘ James Douglas, 9th Earl of Douglas NERFINISHED ⓘ John Douglas, Lord of Balvenie NERFINISHED ⓘ |
| spouse | Margaret Douglas, Fair Maid of Galloway NERFINISHED ⓘ |
| successor | James Douglas, 9th Earl of Douglas NERFINISHED ⓘ |
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: William Douglas, 8th Earl of Douglas Description of subject: William Douglas, 8th Earl of Douglas, was a powerful 15th-century Scottish nobleman and head of the Black Douglas family whose growing influence brought him into fatal conflict with King James II of Scotland.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.