Lady Mary Augusta Frederica Seymour
E1012930
Lady Mary Augusta Frederica Seymour was a British aristocrat of the Seymour family who became Duchess of Portland as the wife of the 5th Duke and mother of the 6th Duke of Portland.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lady Mary Augusta Frederica Seymour canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12970348 — 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: Lady Mary Augusta Frederica Seymour Context triple: [William Cavendish-Bentinck, 6th Duke of Portland, mother, Lady Mary Augusta Frederica Seymour]
-
A.
Mary Seymour
Mary Seymour was an English noblewoman of the 18th century who became Countess of Hertford through her marriage into the influential Seymour family.
-
B.
Mary Seymour
Mary Seymour was the short-lived daughter of Queen Catherine Parr and Thomas Seymour, born into the tumultuous politics of the Tudor court.
-
C.
Claude George Bowes-Lyon
Claude George Bowes-Lyon was a British nobleman and landowner best known as the father of Queen Elizabeth The Queen Mother and maternal grandfather of Queen Elizabeth II.
-
D.
Princess Elizabeth, Duchess of Edinburgh
Princess Elizabeth, Duchess of Edinburgh, was the title held by the future Queen Elizabeth II of the United Kingdom during the period between her marriage to Prince Philip and her accession to the throne.
-
E.
Mary of Teck
Mary of Teck was Queen consort of the United Kingdom as the wife of King George V and a prominent matriarch of the British royal family in the early 20th century.
- 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: Lady Mary Augusta Frederica Seymour Target entity description: Lady Mary Augusta Frederica Seymour was a British aristocrat of the Seymour family who became Duchess of Portland as the wife of the 5th Duke and mother of the 6th Duke of Portland.
-
A.
Mary Seymour
Mary Seymour was an English noblewoman of the 18th century who became Countess of Hertford through her marriage into the influential Seymour family.
-
B.
Mary Seymour
Mary Seymour was the short-lived daughter of Queen Catherine Parr and Thomas Seymour, born into the tumultuous politics of the Tudor court.
-
C.
Claude George Bowes-Lyon
Claude George Bowes-Lyon was a British nobleman and landowner best known as the father of Queen Elizabeth The Queen Mother and maternal grandfather of Queen Elizabeth II.
-
D.
Princess Elizabeth, Duchess of Edinburgh
Princess Elizabeth, Duchess of Edinburgh, was the title held by the future Queen Elizabeth II of the United Kingdom during the period between her marriage to Prince Philip and her accession to the throne.
-
E.
Mary of Teck
Mary of Teck was Queen consort of the United Kingdom as the wife of King George V and a prominent matriarch of the British royal family in the early 20th century.
- F. None of above. chosen
Statements (16)
| Predicate | Object |
|---|---|
| instanceOf |
British aristocrat
ⓘ
duchess ⓘ |
| countryOfCitizenship | United Kingdom ⓘ |
| familyName | Seymour NERFINISHED ⓘ |
| givenName |
Augusta
NERFINISHED
ⓘ
Frederica NERFINISHED ⓘ Mary NERFINISHED ⓘ |
| memberOf | Seymour family NERFINISHED ⓘ |
| motherOf | William John Arthur Charles James Cavendish-Bentinck, 6th Duke of Portland NERFINISHED ⓘ |
| nobleFamily | Seymour family NERFINISHED ⓘ |
| nobleTitle | Duchess of Portland NERFINISHED ⓘ |
| positionHeld | Duchess of Portland NERFINISHED ⓘ |
| sexOrGender | female ⓘ |
| socialClass | aristocracy ⓘ |
| spouse | William John Cavendish-Bentinck-Scott, 5th Duke of Portland NERFINISHED ⓘ |
| titleHeldAsResultOf | marriage to the 5th Duke of Portland ⓘ |
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: Lady Mary Augusta Frederica Seymour Description of subject: Lady Mary Augusta Frederica Seymour was a British aristocrat of the Seymour family who became Duchess of Portland as the wife of the 5th Duke and mother of the 6th Duke of Portland.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.