Fortaleza de San Carlos de la Cabaña, Havana
E542358
Fortaleza de San Carlos de la Cabaña in Havana is a massive 18th-century Spanish colonial fortress overlooking Havana Bay, historically used for coastal defense and now a major cultural and historical landmark.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Fortaleza de San Carlos de la Cabaña, Havana canonical | 1 |
| fortifications of Havana, Cuba | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5594707 — 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: Fortaleza de San Carlos de la Cabaña, Havana Context triple: [Spanish Caribbean defensive system, hasPart, Fortaleza de San Carlos de la Cabaña, Havana]
-
A.
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.
-
B.
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.
-
C.
Castillo del Morro San Pedro de la Roca
Castillo del Morro San Pedro de la Roca is a 17th-century Spanish fortress overlooking the Bay of Santiago de Cuba, renowned as a UNESCO World Heritage Site and one of the best-preserved examples of Caribbean military architecture.
-
D.
Castillo San Felipe del Morro
Castillo San Felipe del Morro is a historic 16th-century Spanish fortress in San Juan, Puerto Rico, renowned for guarding the entrance to San Juan Bay and serving as a key military stronghold in the Caribbean.
-
E.
Fort St. Jago
Fort St. Jago is a historic European-built coastal fort in present-day Ghana that played a significant role in the trans-Atlantic trade along the former Gold Coast.
- 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: Fortaleza de San Carlos de la Cabaña, Havana Target entity description: Fortaleza de San Carlos de la Cabaña in Havana is a massive 18th-century Spanish colonial fortress overlooking Havana Bay, historically used for coastal defense and now a major cultural and historical landmark.
-
A.
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.
-
B.
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.
-
C.
Castillo del Morro San Pedro de la Roca
Castillo del Morro San Pedro de la Roca is a 17th-century Spanish fortress overlooking the Bay of Santiago de Cuba, renowned as a UNESCO World Heritage Site and one of the best-preserved examples of Caribbean military architecture.
-
D.
Castillo San Felipe del Morro
Castillo San Felipe del Morro is a historic 16th-century Spanish fortress in San Juan, Puerto Rico, renowned for guarding the entrance to San Juan Bay and serving as a key military stronghold in the Caribbean.
-
E.
Fort St. Jago
Fort St. Jago is a historic European-built coastal fort in present-day Ghana that played a significant role in the trans-Atlantic trade along the former Gold Coast.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Spanish colonial military fortification
ⓘ
fortress ⓘ tourist attraction ⓘ |
| alsoKnownAs | La Cabaña ⓘ |
| architecturalStyle | Spanish colonial military architecture ⓘ |
| builtBy |
Spanish Crown
ⓘ
linked to:
Crown of Spain
|
| builtInPeriod | 18th century ⓘ |
| builtUnderMonarch | Charles III of Spain ⓘ |
| capturedBy |
rebel forces of Fidel Castro
ⓘ
linked to:
Rebel Army (Cuba)
|
| capturedInYear | 1959 ⓘ |
| ceremony | nightly cannon firing ceremony ⓘ |
| constructionEndDate | 1774 ⓘ |
| constructionStartDate | 1763 ⓘ |
| continent | North America ⓘ |
| country | Cuba ⓘ |
| currentUse |
cultural center
ⓘ
museum complex ⓘ venue for cultural events ⓘ |
| heritageDesignation | UNESCO World Heritage Site ⓘ |
| heritageDesignationDate | 1982 ⓘ |
| hosts | Havana International Book Fair ⓘ |
| language | Spanish ⓘ |
| locatedIn |
Havana
ⓘ
linked to:
Havana, Cuba
Havana Bay ⓘ La Cabaña hill ⓘ |
| locatedInCountry | Cuba ⓘ |
| locatedOn | eastern side of Havana harbor ⓘ |
| namedAfter |
King Charles III of Spain
ⓘ
linked to:
Charles III of Spain
|
| notableFeature |
bastions and ramparts
ⓘ
massive stone walls ⓘ moats and defensive works ⓘ panoramic views of Havana ⓘ |
| originalFunction |
coastal defense fortress
ⓘ
military garrison ⓘ |
| overlooks |
Havana Bay
ⓘ
Old Havana ⓘ |
| partOf |
Havana’s colonial defensive system
ⓘ
Old Havana and its Fortification System ⓘ
linked to:
Old Havana
|
| significance |
major cultural and historical landmark in Havana
ⓘ
one of the largest colonial fortresses in the Americas ⓘ |
| spanishName | Fortaleza de San Carlos de la Cabaña ⓘ |
| UNESCOWorldHeritageSiteOf |
Old Havana and its Fortification System
ⓘ
linked to:
Old Havana
|
| usedAs |
military prison
ⓘ
political prison ⓘ |
| usedDuringConflict |
Cuban Revolution
ⓘ
Cuban War of Independence ⓘ |
| usedFor |
defense of Havana
ⓘ
protection of Havana Bay entrance ⓘ |
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: Fortaleza de San Carlos de la Cabaña, Havana Description of subject: Fortaleza de San Carlos de la Cabaña in Havana is a massive 18th-century Spanish colonial fortress overlooking Havana Bay, historically used for coastal defense and now a major cultural and historical landmark.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fortaleza de San Carlos de la Cabaña, Havana