Pêro da Covilhã
E159660
Pêro da Covilhã was a 15th-century Portuguese explorer and diplomat who played a key role in paving the sea route to India through his overland reconnaissance of eastern trade routes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pêro da Covilhã canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1303262 — 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: Pêro da Covilhã Context triple: [John II of Portugal, supportedExplorer, Pêro da Covilhã]
-
A.
Pedro Nuno Santos
Pedro Nuno Santos is a Portuguese politician who serves as a prominent figure in the Socialist Party and has held key government positions, including Minister of Infrastructure and Housing.
-
B.
Manuel de Arriaga
Manuel de Arriaga was a Portuguese lawyer, politician, and statesman who became the first elected president of the Portuguese First Republic in the early 20th century.
-
C.
Diogo de Azambuja
Diogo de Azambuja was a 15th-century Portuguese nobleman and explorer best known for leading the expedition that established Portugal’s first major fortified trading post in West Africa.
-
D.
António
António is a common Portuguese given name, notably borne by António Guterres, the Secretary-General of the United Nations.
-
E.
Sebastian of Portugal
Sebastian of Portugal was the young and zealous 16th-century king whose disastrous 1578 crusading campaign in Morocco led to his death and a dynastic crisis that precipitated the Iberian Union under Spanish rule.
- 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: Pêro da Covilhã Target entity description: Pêro da Covilhã was a 15th-century Portuguese explorer and diplomat who played a key role in paving the sea route to India through his overland reconnaissance of eastern trade routes.
-
A.
Pedro Nuno Santos
Pedro Nuno Santos is a Portuguese politician who serves as a prominent figure in the Socialist Party and has held key government positions, including Minister of Infrastructure and Housing.
-
B.
Manuel de Arriaga
Manuel de Arriaga was a Portuguese lawyer, politician, and statesman who became the first elected president of the Portuguese First Republic in the early 20th century.
-
C.
Diogo de Azambuja
Diogo de Azambuja was a 15th-century Portuguese nobleman and explorer best known for leading the expedition that established Portugal’s first major fortified trading post in West Africa.
-
D.
António
António is a common Portuguese given name, notably borne by António Guterres, the Secretary-General of the United Nations.
-
E.
Sebastian of Portugal
Sebastian of Portugal was the young and zealous 16th-century king whose disastrous 1578 crusading campaign in Morocco led to his death and a dynastic crisis that precipitated the Iberian Union under Spanish rule.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
Portuguese person
ⓘ
diplomat ⓘ explorer ⓘ human ⓘ |
| areaOfActivity |
Arabian Peninsula
ⓘ
Ethiopian Highlands ⓘ Horn of Africa ⓘ Indian Ocean ⓘ Red Sea ⓘ |
| associatedWith |
Age of Discovery
ⓘ
linked to:
Age of Exploration
Portuguese maritime expansion ⓘ |
| birthPlace |
Covilhã
ⓘ
Kingdom of Portugal ⓘ |
| centuryOfActivity |
15th century
ⓘ
16th century ⓘ |
| citizenship | Kingdom of Portugal ⓘ |
| commissionedBy | John II of Portugal ⓘ |
| employer | John II of Portugal ⓘ |
| gender | male ⓘ |
| influenced | planning of Vasco da Gama’s voyage to India ⓘ |
| knownFor |
helping pave the Portuguese sea route to India
ⓘ
missions to the Indian Ocean and Red Sea regions ⓘ reconnaissance of eastern trade routes to India ⓘ |
| languageOfName | Portuguese ⓘ |
| laterResidence | Ethiopia ⓘ |
| missionType | intelligence-gathering on spice trade routes ⓘ |
| name |
Pedro da Covilhã
ⓘ
Pero da Covilhã ⓘ Pêro da Covilhã ⓘ |
| notableJourney |
journey to Aden
ⓘ
overland journey to Ethiopia ⓘ overland journey to the eastern Mediterranean and Near East to study spice routes ⓘ pilgrimage route to Mecca ⓘ travel to Alexandria and Cairo ⓘ voyage from Barcelona to Naples and Rhodes ⓘ voyage to Calicut on the Malabar Coast of India ⓘ voyage to Goa ⓘ voyage to Ormuz in the Persian Gulf ⓘ |
| occupation |
diplomat
ⓘ
explorer ⓘ spy ⓘ |
| providedInformationTo | Portuguese Crown ⓘ |
| religion | Roman Catholicism ⓘ |
| visited |
Aden
ⓘ
Alexandria ⓘ Cairo ⓘ Calicut ⓘ Ethiopia ⓘ Goa ⓘ Mecca ⓘ Ormuz ⓘ
linked to:
Hormuz Island
|
| workedFor | John II of Portugal ⓘ |
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: Pêro da Covilhã Description of subject: Pêro da Covilhã was a 15th-century Portuguese explorer and diplomat who played a key role in paving the sea route to India through his overland reconnaissance of eastern trade routes.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.