Mafalda of Castile
E562743
Mafalda of Castile was a 13th-century Castilian infanta, daughter of King Alfonso VIII of Castile and Queen Eleanor of England, known primarily for her royal lineage and early death before marriage.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Leonor of Castile | 1 |
| Mafalda of Castile canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5648318 — 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: Mafalda of Castile Context triple: [Eleanor of England, Queen of Castile, child, Mafalda of Castile]
-
A.
Urraca of Castile
Urraca of Castile was a 12th-century Castilian infanta and daughter of King Alfonso VIII of Castile and Eleanor of England, noted for her role in the dynastic politics linking the kingdoms of Castile and England.
-
B.
Blanche of Castile
Blanche of Castile was a powerful 13th-century Queen of France and regent renowned for her political acumen and for effectively governing the kingdom during the minority and absences of her son, King Louis IX.
-
C.
Berengaria of Castile
Berengaria of Castile was a 13th-century queen regnant of Castile and briefly of León, noted for her political acumen and for being the mother of Ferdinand III, who united the crowns of Castile and León.
-
D.
Constance of Castile
Constance of Castile was a 14th-century Castilian princess and claimant to the Castilian throne who became the second wife of John of Gaunt, Duke of Lancaster, thereby linking the English royal family to the Castilian royal line.
-
E.
Constance of Castile
Constance of Castile was a 12th-century Castilian princess who became Queen of France as the second wife of King Louis VII.
- 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: Mafalda of Castile Target entity description: Mafalda of Castile was a 13th-century Castilian infanta, daughter of King Alfonso VIII of Castile and Queen Eleanor of England, known primarily for her royal lineage and early death before marriage.
-
A.
Urraca of Castile
Urraca of Castile was a 12th-century Castilian infanta and daughter of King Alfonso VIII of Castile and Eleanor of England, noted for her role in the dynastic politics linking the kingdoms of Castile and England.
-
B.
Blanche of Castile
Blanche of Castile was a powerful 13th-century Queen of France and regent renowned for her political acumen and for effectively governing the kingdom during the minority and absences of her son, King Louis IX.
-
C.
Berengaria of Castile
Berengaria of Castile was a 13th-century queen regnant of Castile and briefly of León, noted for her political acumen and for being the mother of Ferdinand III, who united the crowns of Castile and León.
-
D.
Constance of Castile
Constance of Castile was a 14th-century Castilian princess and claimant to the Castilian throne who became the second wife of John of Gaunt, Duke of Lancaster, thereby linking the English royal family to the Castilian royal line.
-
E.
Constance of Castile
Constance of Castile was a 12th-century Castilian princess who became Queen of France as the second wife of King Louis VII.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
infanta of Castile
ⓘ
medieval noblewoman ⓘ |
| associatedWith | Castilian royal court ⓘ |
| burialCountry | Kingdom of Castile NERFINISHED ⓘ |
| centuryOfBirth | 12th century ⓘ |
| centuryOfDeath | 13th century ⓘ |
| countryOfCitizenship | Kingdom of Castile NERFINISHED ⓘ |
| dateOfBirth | c. 1191 ⓘ |
| dateOfDeath | c. 1204 ⓘ |
| deathCause | unknown natural causes ⓘ |
| dynasty | Castilian branch of the House of Ivrea ⓘ |
| era | High Middle Ages ⓘ |
| father | Alfonso VIII of Castile NERFINISHED ⓘ |
| fatherOccupation | king of Castile ⓘ |
| givenName | Mafalda NERFINISHED ⓘ |
| hasRoyalTitle | infanta ⓘ |
| languageOfName |
Galician-Portuguese
ⓘ
Portuguese ⓘ Spanish ⓘ |
| maritalStatus | never married ⓘ |
| mother | Eleanor of England NERFINISHED ⓘ |
| motherFather | Henry II of England NERFINISHED ⓘ |
| motherMother | Eleanor of Aquitaine NERFINISHED ⓘ |
| motherTitle | queen consort of Castile ⓘ |
| nativeLanguage | Old Spanish ⓘ |
| nobleFamily | House of Ivrea NERFINISHED ⓘ |
| notableFor |
being daughter of Alfonso VIII of Castile and Eleanor of England
ⓘ
dying young before marriage ⓘ |
| paternalGrandfather | Sancho III of Castile NERFINISHED ⓘ |
| paternalGrandmother | Blanca Garcés of Navarre NERFINISHED ⓘ |
| placeOfBirth | Kingdom of Castile NERFINISHED ⓘ |
| placeOfBurial | Las Huelgas Abbey NERFINISHED ⓘ |
| placeOfDeath | Kingdom of Castile NERFINISHED ⓘ |
| positionHeld | infanta of Castile ⓘ |
| religion | Roman Catholicism ⓘ |
| royalHouse | Castilian House of Ivrea NERFINISHED ⓘ |
| royalStatus | daughter of a reigning king ⓘ |
| sexOrGender | female ⓘ |
| sibling |
Berengaria of Castile
NERFINISHED
ⓘ
Blanche of Castile NERFINISHED ⓘ Constance of Castile NERFINISHED ⓘ Fernando of Castile NERFINISHED ⓘ Henry I of Castile NERFINISHED ⓘ Leonor of Castile NERFINISHED ⓘ Mafalda’s unnamed siblings ⓘ Sancho of Castile NERFINISHED ⓘ Urraca of Castile 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: Mafalda of Castile Description of subject: Mafalda of Castile was a 13th-century Castilian infanta, daughter of King Alfonso VIII of Castile and Queen Eleanor of England, known primarily for her royal lineage and early death before marriage.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Leonor of Castile