5th Duke of Marlborough
E861208
The 5th Duke of Marlborough was an 18th-century British aristocrat and politician from the prominent Churchill family, known for his tenure as a peer and his stewardship of the Marlborough estates.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 5th Duke of Marlborough canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9701667 — 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: 5th Duke of Marlborough Context triple: [Lady Susan Stewart, spouseNobleTitle, 5th Duke of Marlborough]
-
A.
6th Duke of Marlborough
The 6th Duke of Marlborough, George Spencer-Churchill, was a prominent 19th-century British aristocrat and politician from the influential Spencer-Churchill family, associated with Blenheim Palace.
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B.
8th Duke of Marlborough
The 8th Duke of Marlborough, George Charles Spencer-Churchill, was a British aristocrat and landowner from the prominent Spencer-Churchill family, known for his role in late 19th- and early 20th-century high society and as a relative of Winston Churchill.
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C.
10th Duke of Marlborough
The 10th Duke of Marlborough, John Albert William Spencer-Churchill, was a British aristocrat and landowner who presided over Blenheim Palace in the mid-20th century as a prominent member of the Spencer-Churchill family.
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D.
7th Duke of Marlborough
The 7th Duke of Marlborough was a prominent 19th-century British aristocrat and politician, best known as the grandfather of Sir Winston Churchill and a leading figure in Victorian high society.
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E.
12th Duke of Marlborough
The 12th Duke of Marlborough, Charles James Spencer-Churchill, is a British aristocrat and landowner who heads the Spencer-Churchill family and presides over the Blenheim Palace estate.
- 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: 5th Duke of Marlborough Target entity description: The 5th Duke of Marlborough was an 18th-century British aristocrat and politician from the prominent Churchill family, known for his tenure as a peer and his stewardship of the Marlborough estates.
-
A.
6th Duke of Marlborough
The 6th Duke of Marlborough, George Spencer-Churchill, was a prominent 19th-century British aristocrat and politician from the influential Spencer-Churchill family, associated with Blenheim Palace.
-
B.
8th Duke of Marlborough
The 8th Duke of Marlborough, George Charles Spencer-Churchill, was a British aristocrat and landowner from the prominent Spencer-Churchill family, known for his role in late 19th- and early 20th-century high society and as a relative of Winston Churchill.
-
C.
10th Duke of Marlborough
The 10th Duke of Marlborough, John Albert William Spencer-Churchill, was a British aristocrat and landowner who presided over Blenheim Palace in the mid-20th century as a prominent member of the Spencer-Churchill family.
-
D.
7th Duke of Marlborough
The 7th Duke of Marlborough was a prominent 19th-century British aristocrat and politician, best known as the grandfather of Sir Winston Churchill and a leading figure in Victorian high society.
-
E.
12th Duke of Marlborough
The 12th Duke of Marlborough, Charles James Spencer-Churchill, is a British aristocrat and landowner who heads the Spencer-Churchill family and presides over the Blenheim Palace estate.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
British aristocrat
ⓘ
human ⓘ politician ⓘ |
| birthDate | 1766-03-06 ⓘ |
| birthPlace | Bill Hill, Berkshire, England NERFINISHED ⓘ |
| burialPlace | Blenheim Palace, Oxfordshire, England NERFINISHED ⓘ |
| child |
George Spencer-Churchill, 6th Duke of Marlborough
NERFINISHED
ⓘ
Lady Caroline Spencer-Churchill NERFINISHED ⓘ Lady Elizabeth Spencer-Churchill NERFINISHED ⓘ Lord Charles Spencer-Churchill NERFINISHED ⓘ Lord Henry John Spencer-Churchill NERFINISHED ⓘ Reverend Lord George Henry Spencer-Churchill NERFINISHED ⓘ |
| countryOfCitizenship | Kingdom of Great Britain ⓘ |
| dateOfSuccession | 1817 ⓘ |
| deathDate | 1840-03-05 ⓘ |
| deathPlace | Blenheim Palace, Oxfordshire, England NERFINISHED ⓘ |
| educatedAt |
Christ Church, Oxford
ⓘ
Eton College ⓘ |
| era |
18th century
ⓘ
19th century ⓘ |
| familyName | Spencer-Churchill NERFINISHED ⓘ |
| father | George Spencer, 4th Duke of Marlborough NERFINISHED ⓘ |
| gender | male ⓘ |
| givenName | George NERFINISHED ⓘ |
| heldTitle |
Baron Spencer of Wormleighton
NERFINISHED
ⓘ
Earl of Sunderland NERFINISHED ⓘ Marquess of Blandford NERFINISHED ⓘ |
| honorificPrefix | His Grace ⓘ |
| languageOfWorkOrName | English ⓘ |
| managedEstate | Marlborough estates NERFINISHED ⓘ |
| memberOfHouse | House of Lords NERFINISHED ⓘ |
| memberOfNobleFamily |
Churchill family
NERFINISHED
ⓘ
Spencer-Churchill family NERFINISHED ⓘ |
| memberOfPoliticalFaction | Tory Party NERFINISHED ⓘ |
| mother | Lady Caroline Russell NERFINISHED ⓘ |
| nobleTitle | Duke of Marlborough NERFINISHED ⓘ |
| notableFor |
role as a British peer
ⓘ
stewardship of the Marlborough estates ⓘ |
| ordinalInTitle | 5th Duke of Marlborough NERFINISHED ⓘ |
| parliamentaryRole | Member of Parliament for Oxfordshire ⓘ |
| parliamentaryRoleEnd | 1796 ⓘ |
| parliamentaryRoleStart | 1790 ⓘ |
| religion | Church of England ⓘ |
| residence | Blenheim Palace NERFINISHED ⓘ |
| spouse | Lady Susan Stewart NERFINISHED ⓘ |
| succeededToTitle | Duke of Marlborough 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: 5th Duke of Marlborough Description of subject: The 5th Duke of Marlborough was an 18th-century British aristocrat and politician from the prominent Churchill family, known for his tenure as a peer and his stewardship of the Marlborough estates.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.