Pedro Fernández de Castro
E576602
Pedro Fernández de Castro was a 14th-century Galician nobleman and powerful Castilian court figure, best known as the father of Inês de Castro, whose tragic love affair with King Peter I of Portugal became legendary.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pedro Fernández de Castro canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5889033 — 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: Pedro Fernández de Castro Context triple: [Inês de Castro, father, Pedro Fernández de Castro]
-
A.
Pedro Martínez de Luna y Pérez de Gotor
Pedro Martínez de Luna y Pérez de Gotor was a 14th–15th century Aragonese cardinal who became the Avignon claimant to the papacy during the Western Schism, known as Antipope Benedict XIII.
-
B.
Alfonso de Galarreta
Alfonso de Galarreta is a Spanish-born traditionalist Catholic bishop and prominent member of the Society of Saint Pius X.
-
C.
Jaime de Marichalar
Jaime de Marichalar is a Spanish aristocrat and former member by marriage of the Spanish royal family, known primarily as the ex-husband of Infanta Elena, Duchess of Lugo.
-
D.
Pedro Messía de la Cerda
Pedro Messía de la Cerda was an 18th-century Spanish naval officer and colonial administrator who served as a prominent viceroy in Spanish South America.
-
E.
Luis de Requesens
Luis de Requesens was a 16th-century Spanish nobleman and military commander who served as governor of the Habsburg Netherlands during the early stages of the Dutch Revolt.
- 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: Pedro Fernández de Castro Target entity description: Pedro Fernández de Castro was a 14th-century Galician nobleman and powerful Castilian court figure, best known as the father of Inês de Castro, whose tragic love affair with King Peter I of Portugal became legendary.
-
A.
Pedro Martínez de Luna y Pérez de Gotor
Pedro Martínez de Luna y Pérez de Gotor was a 14th–15th century Aragonese cardinal who became the Avignon claimant to the papacy during the Western Schism, known as Antipope Benedict XIII.
-
B.
Alfonso de Galarreta
Alfonso de Galarreta is a Spanish-born traditionalist Catholic bishop and prominent member of the Society of Saint Pius X.
-
C.
Jaime de Marichalar
Jaime de Marichalar is a Spanish aristocrat and former member by marriage of the Spanish royal family, known primarily as the ex-husband of Infanta Elena, Duchess of Lugo.
-
D.
Pedro Messía de la Cerda
Pedro Messía de la Cerda was an 18th-century Spanish naval officer and colonial administrator who served as a prominent viceroy in Spanish South America.
-
E.
Luis de Requesens
Luis de Requesens was a 16th-century Spanish nobleman and military commander who served as governor of the Habsburg Netherlands during the early stages of the Dutch Revolt.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
Castilian courtier
ⓘ
Galician nobleman ⓘ historical figure ⓘ nobleman ⓘ |
| activeIn |
Galicia
NERFINISHED
ⓘ
Kingdom of Castile NERFINISHED ⓘ |
| associatedWith | King Peter I of Portugal NERFINISHED ⓘ |
| centuryOfActivity | 14th century ⓘ |
| child | Inês de Castro NERFINISHED ⓘ |
| countryOfCitizenship | Kingdom of Castile NERFINISHED ⓘ |
| era | Middle Ages ⓘ |
| ethnicGroup | Galician ⓘ |
| familyName | Fernández de Castro NERFINISHED ⓘ |
| gender | male ⓘ |
| givenName | Pedro NERFINISHED ⓘ |
| historicalPeriod | Late Middle Ages NERFINISHED ⓘ |
| indirectlyConnectedTo | legendary love affair of Inês de Castro and Peter I of Portugal ⓘ |
| knownFor |
being the father of Inês de Castro
ⓘ
influence at the Castilian royal court ⓘ role in 14th-century Galician nobility ⓘ |
| languageOfUse |
Castilian
ⓘ
Galician-Portuguese NERFINISHED ⓘ |
| memberOf | House of Castro NERFINISHED ⓘ |
| notableEvent |
involvement in Galician-Castilian noble politics
ⓘ
political activity in 14th-century Castile ⓘ |
| notableFamily | House of Castro NERFINISHED ⓘ |
| notableRelative | Inês de Castro NERFINISHED ⓘ |
| notableWork | service at the Castilian royal court ⓘ |
| occupation |
courtier
ⓘ
nobleman ⓘ |
| politicalSphere | Castilian court ⓘ |
| positionHeld | Castilian court official ⓘ |
| region | Galicia NERFINISHED ⓘ |
| socialClass | high nobility ⓘ |
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: Pedro Fernández de Castro Description of subject: Pedro Fernández de Castro was a 14th-century Galician nobleman and powerful Castilian court figure, best known as the father of Inês de Castro, whose tragic love affair with King Peter I of Portugal became legendary.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.