Elizabeth of Lancaster, Duchess of Exeter
E806404
Elizabeth of Lancaster, Duchess of Exeter, was a 14th-century English noblewoman, daughter of John of Gaunt and Blanche of Lancaster, whose politically significant marriages tied her closely to the turbulent dynastic struggles of the late medieval English crown.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Duchess of Exeter | 1 |
| Elizabeth of Lancaster, Duchess of Exeter canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9207605 — 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: Elizabeth of Lancaster, Duchess of Exeter Context triple: [Blanche of Lancaster, child, Elizabeth of Lancaster, Duchess of Exeter]
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A.
Anne of York, Duchess of Exeter
Anne of York, Duchess of Exeter was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister to Kings Edward IV and Richard III, who played a dynastic role in the Wars of the Roses.
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B.
Elizabeth of York, Duchess of Suffolk
Elizabeth of York, Duchess of Suffolk was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister of Kings Edward IV and Richard III, whose marriage into the de la Pole family linked the Yorkist royal line to a prominent ducal house.
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C.
Anne de Mortimer
Anne de Mortimer was an English noblewoman of the House of Mortimer whose royal lineage through Lionel of Antwerp provided a key Yorkist claim to the English throne during the Wars of the Roses.
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D.
Blanche of Lancaster
Blanche of Lancaster was a 14th-century English noblewoman, heiress, and first wife of John of Gaunt, whose inheritance helped lay the foundations of the Lancastrian branch of the English royal family.
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E.
Isabel Neville, Duchess of Clarence
Isabel Neville, Duchess of Clarence, was a 15th-century English noblewoman, elder daughter of Richard Neville “the Kingmaker” and wife of George, Duke of Clarence, whose life was entwined with the dynastic struggles of the Wars of the Roses.
- 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: Elizabeth of Lancaster, Duchess of Exeter Target entity description: Elizabeth of Lancaster, Duchess of Exeter, was a 14th-century English noblewoman, daughter of John of Gaunt and Blanche of Lancaster, whose politically significant marriages tied her closely to the turbulent dynastic struggles of the late medieval English crown.
-
A.
Anne of York, Duchess of Exeter
Anne of York, Duchess of Exeter was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister to Kings Edward IV and Richard III, who played a dynastic role in the Wars of the Roses.
-
B.
Elizabeth of York, Duchess of Suffolk
Elizabeth of York, Duchess of Suffolk was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister of Kings Edward IV and Richard III, whose marriage into the de la Pole family linked the Yorkist royal line to a prominent ducal house.
-
C.
Anne de Mortimer
Anne de Mortimer was an English noblewoman of the House of Mortimer whose royal lineage through Lionel of Antwerp provided a key Yorkist claim to the English throne during the Wars of the Roses.
-
D.
Blanche of Lancaster
Blanche of Lancaster was a 14th-century English noblewoman, heiress, and first wife of John of Gaunt, whose inheritance helped lay the foundations of the Lancastrian branch of the English royal family.
-
E.
Isabel Neville, Duchess of Clarence
Isabel Neville, Duchess of Clarence, was a 15th-century English noblewoman, elder daughter of Richard Neville “the Kingmaker” and wife of George, Duke of Clarence, whose life was entwined with the dynastic struggles of the Wars of the Roses.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Duchess of Exeter
ⓘ
English noblewoman ⓘ medieval noble ⓘ |
| associatedWithEvent |
dynastic struggles surrounding the deposition of Richard II
ⓘ
rise of the House of Lancaster to the English throne ⓘ |
| birthDate | circa 1363 ⓘ |
| birthPlace | England ⓘ |
| burialPlace | likely in England (exact site uncertain) ⓘ |
| child |
Alice Holland
NERFINISHED
ⓘ
Constance Holland NERFINISHED ⓘ Edward Holland NERFINISHED ⓘ Joan Holland NERFINISHED ⓘ John Holland, 2nd Duke of Exeter NERFINISHED ⓘ Richard Holland NERFINISHED ⓘ Sir John Cornwall the younger NERFINISHED ⓘ |
| countryOfCitizenship | Kingdom of England ⓘ |
| deathDate | circa 1426 ⓘ |
| describedBySource | medieval English chronicles ⓘ |
| dynasticConnection |
House of Cornwall
NERFINISHED
ⓘ
House of Holland NERFINISHED ⓘ House of Plantagenet NERFINISHED ⓘ |
| era | Late Middle Ages ⓘ |
| father | John of Gaunt, 1st Duke of Lancaster NERFINISHED ⓘ |
| fullName | Elizabeth of Lancaster NERFINISHED ⓘ |
| grandfather | King Edward III of England NERFINISHED ⓘ |
| languageOfWorkOrName | Middle English ⓘ |
| marriage |
Married John Hastings, 3rd Earl of Pembroke, in 1380
NERFINISHED
ⓘ
Married John Holland, 1st Duke of Exeter, after annulment of first marriage ⓘ Married Sir John Cornwall, 1st Baron Fanhope, after death of John Holland ⓘ |
| mother | Blanche of Lancaster NERFINISHED ⓘ |
| nobleFamily | House of Lancaster NERFINISHED ⓘ |
| notableFor | politically significant marriages during the late 14th and early 15th centuries ⓘ |
| positionHeld |
Countess of Pembroke
NERFINISHED
ⓘ
Duchess of Exeter NERFINISHED ⓘ |
| relative |
Henry V of England
NERFINISHED
ⓘ
Henry VI of England NERFINISHED ⓘ Richard II of England NERFINISHED ⓘ |
| sexOrGender | female ⓘ |
| sibling |
Henry IV of England
NERFINISHED
ⓘ
John of Lancaster NERFINISHED ⓘ Philippa of Lancaster NERFINISHED ⓘ Thomas of Lancaster NERFINISHED ⓘ |
| socialRank | high nobility ⓘ |
| spouse |
John Hastings, 3rd Earl of Pembroke
NERFINISHED
ⓘ
John Holland, 1st Duke of Exeter NERFINISHED ⓘ Sir John Cornwall, 1st Baron Fanhope NERFINISHED ⓘ |
| title |
Countess of Pembroke
NERFINISHED
ⓘ
Duchess of Exeter NERFINISHED ⓘ |
| uncle | John of Gaunt's brothers (the Black Prince, Lionel of Antwerp, Edmund of Langley, Thomas of Woodstock) 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: Elizabeth of Lancaster, Duchess of Exeter Description of subject: Elizabeth of Lancaster, Duchess of Exeter, was a 14th-century English noblewoman, daughter of John of Gaunt and Blanche of Lancaster, whose politically significant marriages tied her closely to the turbulent dynastic struggles of the late medieval English crown.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Duchess of Exeter