Belém Tower
E18926
Belém Tower is a 16th-century fortified tower in Lisbon, Portugal, and a UNESCO World Heritage Site renowned as a symbol of the Age of Discoveries.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Belém Tower canonical | 20 |
| Torre de Belém | 3 |
| Tower of Belém | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T154661 — 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: Belém Tower Context triple: [Lisbon, hasLandmark, Belém Tower]
-
A.
Elmina Castle
Elmina Castle is a historic coastal fortress in present-day Ghana that became one of the most significant hubs of the transatlantic slave trade.
-
B.
Castillo del Morro
Castillo del Morro is a historic Spanish fortress guarding the entrance to Havana Bay, renowned for its strategic coastal defenses and iconic lighthouse.
-
C.
Castillo San Cristóbal
Castillo San Cristóbal is a massive 18th-century Spanish fortress in San Juan, Puerto Rico, built to protect the city from land-based attacks and now part of a UNESCO World Heritage Site.
-
D.
Peter and Paul Fortress
Peter and Paul Fortress is a historic citadel and birthplace of St. Petersburg, Russia, known for its baroque cathedral, former political prison, and role as a key military and cultural site.
-
E.
Malecón
Malecón is a famous seaside promenade and seawall in Havana, Cuba, known for its ocean views, social life, and historic architecture.
- 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: Belém Tower Target entity description: Belém Tower is a 16th-century fortified tower in Lisbon, Portugal, and a UNESCO World Heritage Site renowned as a symbol of the Age of Discoveries.
-
A.
Elmina Castle
Elmina Castle is a historic coastal fortress in present-day Ghana that became one of the most significant hubs of the transatlantic slave trade.
-
B.
Castillo del Morro
Castillo del Morro is a historic Spanish fortress guarding the entrance to Havana Bay, renowned for its strategic coastal defenses and iconic lighthouse.
-
C.
Castillo San Cristóbal
Castillo San Cristóbal is a massive 18th-century Spanish fortress in San Juan, Puerto Rico, built to protect the city from land-based attacks and now part of a UNESCO World Heritage Site.
-
D.
Peter and Paul Fortress
Peter and Paul Fortress is a historic citadel and birthplace of St. Petersburg, Russia, known for its baroque cathedral, former political prison, and role as a key military and cultural site.
-
E.
Malecón
Malecón is a famous seaside promenade and seawall in Havana, Cuba, known for its ocean views, social life, and historic architecture.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
UNESCO World Heritage Site
ⓘ
cultural heritage site ⓘ fortified tower ⓘ monument ⓘ tourist attraction ⓘ |
| architecturalStyle |
Manueline
ⓘ
Renaissance architecture ⓘ |
| commissionedBy | King Manuel I of Portugal ⓘ |
| constructionEnd | 1519 ⓘ |
| constructionStart | 1514 ⓘ |
| coordinateLocation | 38.691° N, 9.216° W ⓘ |
| country | Portugal ⓘ |
| designedBy | Francisco de Arruda ⓘ |
| hasDecorativeElement |
armillary sphere
ⓘ
cross of the Order of Christ ⓘ nautical motifs ⓘ |
| hasPart |
bartizan
ⓘ
bastion ⓘ keep ⓘ loggia ⓘ moat (historical) ⓘ rampart ⓘ terrace ⓘ turret ⓘ watchtower ⓘ |
| height | approximately 30 metres ⓘ |
| heritageCriteria |
UNESCO cultural criteria (ii)
ⓘ
UNESCO cultural criteria (iv) ⓘ |
| heritageDesignation |
National Monument of Portugal
ⓘ
UNESCO World Heritage Site ⓘ |
| inception | early 16th century ⓘ |
| locatedIn |
Lisbon
ⓘ
Portugal ⓘ |
| locatedInAdministrativeTerritory | Belém ⓘ |
| locatedNear | Jerónimos Monastery ⓘ |
| locatedOn | Tagus River ⓘ |
| materialUsed |
Lioz limestone
ⓘ
limestone ⓘ |
| namedAfter | Belém ⓘ |
| originalFunction |
ceremonial gateway to Lisbon
ⓘ
defensive fortress ⓘ |
| partOf |
Jerónimos Monastery
ⓘ
surface form:
Monastery of the Hieronymites and Tower of Belém in Lisbon
|
| symbolOf |
Age of Exploration
ⓘ
surface form:
Age of Discoveries
Portuguese maritime discoveries ⓘ |
| UNESCOWorldHeritageSiteSince | 1983 ⓘ |
| usedAs |
customs control point
ⓘ
lighthouse ⓘ prison ⓘ |
| visitorAttractionStatus | major tourist attraction in Lisbon ⓘ |
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: Belém Tower Description of subject: Belém Tower is a 16th-century fortified tower in Lisbon, Portugal, and a UNESCO World Heritage Site renowned as a symbol of the Age of Discoveries.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Torre de Belém
this entity surface form:
Torre de Belém
subject surface form:
Maritime Museum of Lisbon
subject surface form:
National Archaeology Museum of Portugal
this entity surface form:
Torre de Belém
this entity surface form:
Tower of Belém