Pedro IV of Portugal
E84815
Pedro IV of Portugal, also known as Pedro I of Brazil, was a 19th-century monarch who played a key role in Brazilian independence and briefly ruled Portugal during a turbulent period of constitutional conflict.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Pedro IV of Portugal canonical | 22 |
| Peter IV of Portugal | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T670430 — 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 IV of Portugal Context triple: [Hino da Carta, composer, Pedro IV of Portugal]
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A.
John II of Portugal
John II of Portugal was the 15th-century king who consolidated royal power at home and advanced Portuguese maritime exploration, helping to lay the foundations of Portugal’s overseas empire.
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B.
John IV of Portugal
John IV of Portugal was the 17th-century king who restored Portuguese independence from Spain and founded the Braganza dynasty.
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C.
John I of Portugal
John I of Portugal was the founder of the Aviz dynasty and king whose reign marked the beginning of Portugal’s overseas expansion and the rise of the Portuguese Empire.
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D.
Philip III of Portugal
Philip III of Portugal was the Habsburg king who ruled over Spain and Portugal in the early 17th century during the period of the Iberian Union.
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E.
King John III of Portugal
King John III of Portugal was a 16th-century Portuguese monarch whose reign oversaw the height of Portugal’s overseas empire and major exploratory and colonial ventures.
- 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 IV of Portugal Target entity description: Pedro IV of Portugal, also known as Pedro I of Brazil, was a 19th-century monarch who played a key role in Brazilian independence and briefly ruled Portugal during a turbulent period of constitutional conflict.
-
A.
John II of Portugal
John II of Portugal was the 15th-century king who consolidated royal power at home and advanced Portuguese maritime exploration, helping to lay the foundations of Portugal’s overseas empire.
-
B.
John IV of Portugal
John IV of Portugal was the 17th-century king who restored Portuguese independence from Spain and founded the Braganza dynasty.
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C.
John I of Portugal
John I of Portugal was the founder of the Aviz dynasty and king whose reign marked the beginning of Portugal’s overseas expansion and the rise of the Portuguese Empire.
-
D.
Philip III of Portugal
Philip III of Portugal was the Habsburg king who ruled over Spain and Portugal in the early 17th century during the period of the Iberian Union.
-
E.
King John III of Portugal
King John III of Portugal was a 16th-century Portuguese monarch whose reign oversaw the height of Portugal’s overseas empire and major exploratory and colonial ventures.
- F. None of above. chosen
Statements (53)
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 IV of Portugal Description of subject: Pedro IV of Portugal, also known as Pedro I of Brazil, was a 19th-century monarch who played a key role in Brazilian independence and briefly ruled Portugal during a turbulent period of constitutional conflict.
Referenced by (23)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Peter IV of Portugal