Isabella Mortimer
E1496469
UNEXPLORED
Isabella Mortimer was a 13th-century English noblewoman of the powerful Mortimer family, connected to the Welsh Marches and the politics of the Plantagenet court.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Isabella Mortimer canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21285377 — 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: Isabella Mortimer Context triple: [Edmund Mortimer, 2nd Baron Mortimer, child, Isabella Mortimer]
-
A.
Eleanor Mortimer
Eleanor Mortimer was a medieval English noblewoman of the influential Mortimer family, connected to the Plantagenet royal line.
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B.
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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C.
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.
-
D.
Isabel of Lancaster
Isabel of Lancaster was a 14th-century English noblewoman of the royal House of Lancaster, daughter of Henry, 3rd Earl of Lancaster, and a granddaughter of King Henry III.
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E.
Eleanor of Lancaster
Eleanor of Lancaster was a 14th-century English noblewoman of the royal Plantagenet line who became Countess of Arundel and Warenne through marriage.
- 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: Isabella Mortimer Target entity description: Isabella Mortimer was a 13th-century English noblewoman of the powerful Mortimer family, connected to the Welsh Marches and the politics of the Plantagenet court.
-
A.
Eleanor Mortimer
Eleanor Mortimer was a medieval English noblewoman of the influential Mortimer family, connected to the Plantagenet royal line.
-
B.
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.
-
C.
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.
-
D.
Isabel of Lancaster
Isabel of Lancaster was a 14th-century English noblewoman of the royal House of Lancaster, daughter of Henry, 3rd Earl of Lancaster, and a granddaughter of King Henry III.
-
E.
Eleanor of Lancaster
Eleanor of Lancaster was a 14th-century English noblewoman of the royal Plantagenet line who became Countess of Arundel and Warenne through marriage.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.