Ermengarde of Maine
E531380
Ermengarde of Maine was a 12th-century noblewoman, Countess of Maine, and a key figure in the Angevin dynasty as the wife of Fulk V of Anjou and mother of Geoffrey Plantagenet, ancestor of the Plantagenet kings of England.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ermengarde of Maine canonical | 3 |
| Ermengarde of Anjou | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5500682 — 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: Ermengarde of Maine Context triple: [Geoffrey V Plantagenet, mother, Ermengarde of Maine]
-
A.
Ermengarde of Hesbaye
Ermengarde of Hesbaye was a Frankish noblewoman who became Empress of the Carolingian Empire as the first wife of Emperor Louis the Pious.
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B.
Aenor de Châtellerault
Aenor de Châtellerault was a 12th-century French noblewoman, daughter of Viscount Aimery I of Châtellerault and mother of Eleanor of Aquitaine, one of medieval Europe’s most powerful queens.
-
C.
Cecilia of Normandy
Cecilia of Normandy was a Norman noblewoman, daughter of William the Conqueror, who became abbess of the influential Abbey of the Holy Trinity in Caen.
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D.
Ingelberga of Aquitaine
Ingelberga of Aquitaine was a medieval noblewoman from the Aquitanian aristocracy, notable as the founder and patron of the influential Benedictine monastery of Cluny.
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E.
Blanche of Brittany
Blanche of Brittany was a 13th-century French noblewoman of the ducal house of Brittany, notable for her Plantagenet royal connections through her mother Beatrice of England.
- 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: Ermengarde of Maine Target entity description: Ermengarde of Maine was a 12th-century noblewoman, Countess of Maine, and a key figure in the Angevin dynasty as the wife of Fulk V of Anjou and mother of Geoffrey Plantagenet, ancestor of the Plantagenet kings of England.
-
A.
Ermengarde of Hesbaye
Ermengarde of Hesbaye was a Frankish noblewoman who became Empress of the Carolingian Empire as the first wife of Emperor Louis the Pious.
-
B.
Aenor de Châtellerault
Aenor de Châtellerault was a 12th-century French noblewoman, daughter of Viscount Aimery I of Châtellerault and mother of Eleanor of Aquitaine, one of medieval Europe’s most powerful queens.
-
C.
Cecilia of Normandy
Cecilia of Normandy was a Norman noblewoman, daughter of William the Conqueror, who became abbess of the influential Abbey of the Holy Trinity in Caen.
-
D.
Ingelberga of Aquitaine
Ingelberga of Aquitaine was a medieval noblewoman from the Aquitanian aristocracy, notable as the founder and patron of the influential Benedictine monastery of Cluny.
-
E.
Blanche of Brittany
Blanche of Brittany was a 13th-century French noblewoman of the ducal house of Brittany, notable for her Plantagenet royal connections through her mother Beatrice of England.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
12th-century noble
ⓘ
medieval person ⓘ noblewoman ⓘ |
| associatedDynasty |
Angevin dynasty
NERFINISHED
ⓘ
Plantagenet dynasty NERFINISHED ⓘ |
| continent | Europe ⓘ |
| countryOfTitle | County of Maine NERFINISHED ⓘ |
| dynasticRole | ancestor of the Plantagenet kings of England through her son Geoffrey Plantagenet ⓘ |
| era | High Middle Ages ⓘ |
| floruit | 12th century ⓘ |
| gender | female ⓘ |
| givenName | Ermengarde NERFINISHED ⓘ |
| languageOfEnvironment | Old French ⓘ |
| marriageLinkedTerritories |
County of Anjou
NERFINISHED
ⓘ
County of Maine NERFINISHED ⓘ |
| mother | Geoffrey Plantagenet, Count of Anjou NERFINISHED ⓘ |
| nobleFamily | Counts of Maine NERFINISHED ⓘ |
| notableFor |
being Countess of Maine
ⓘ
being mother of Geoffrey Plantagenet ⓘ marriage alliance with Fulk V of Anjou ⓘ role in the origins of the Plantagenet line of English kings ⓘ |
| partnerInDynasticAllianceWith | House of Anjou NERFINISHED ⓘ |
| positionHeld | Countess of Maine NERFINISHED ⓘ |
| region | Western Europe NERFINISHED ⓘ |
| spouse | Fulk V of Anjou NERFINISHED ⓘ |
| spouseLaterTitleOfHusband | King of Jerusalem NERFINISHED ⓘ |
| spouseTitleOfHusband | Count of Anjou NERFINISHED ⓘ |
| title | Countess of Maine 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: Ermengarde of Maine Description of subject: Ermengarde of Maine was a 12th-century noblewoman, Countess of Maine, and a key figure in the Angevin dynasty as the wife of Fulk V of Anjou and mother of Geoffrey Plantagenet, ancestor of the Plantagenet kings of England.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ermengarde of Anjou