Elmina Castle
E10169
Elmina Castle is a historic coastal fortress in present-day Ghana that became one of the most significant hubs of the transatlantic slave trade.
All labels observed (10)
How this entity was disambiguated
This entity first appeared as the object of triple T103896 — 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: Elmina Castle Context triple: [Dutch West India Company, captured, Elmina Castle]
-
A.
Khami Ruins
Khami Ruins is an archaeological site in southwestern Zimbabwe featuring the stone-built remains of a precolonial African city that succeeded Great Zimbabwe as a major political and trading center.
-
B.
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.
-
C.
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.
-
D.
Giza
Giza is an Egyptian city on the west bank of the Nile, famous for the Giza Plateau where the Great Pyramids and the Sphinx are located.
-
E.
St. Helena
St. Helena is a small, historic city in California’s Napa Valley known for its wineries, vineyards, and upscale culinary and tourism scene.
- 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: Elmina Castle Target entity description: Elmina Castle is a historic coastal fortress in present-day Ghana that became one of the most significant hubs of the transatlantic slave trade.
-
A.
Khami Ruins
Khami Ruins is an archaeological site in southwestern Zimbabwe featuring the stone-built remains of a precolonial African city that succeeded Great Zimbabwe as a major political and trading center.
-
B.
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.
-
C.
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.
-
D.
Giza
Giza is an Egyptian city on the west bank of the Nile, famous for the Giza Plateau where the Great Pyramids and the Sphinx are located.
-
E.
St. Helena
St. Helena is a small, historic city in California’s Napa Valley known for its wineries, vineyards, and upscale culinary and tourism scene.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
castle
ⓘ
fortress ⓘ slave trade site ⓘ |
| alsoKnownAs |
Elmina Castle
ⓘ
surface form:
Castelo de São Jorge da Mina
St. George’s Castle ⓘ |
| architecturalStyle | European coastal fortification ⓘ |
| builder | Diogo de Azambuja ⓘ |
| capturedBy | Dutch West India Company ⓘ |
| captureYear | 1637 ⓘ |
| constructedBy | Portuguese Empire ⓘ |
| constructionStartDate | 1482 ⓘ |
| continent | Africa ⓘ |
| controlledBy |
Dutch Republic
ⓘ
Kingdom of Great Britain ⓘ Portugal ⓘ |
| country | Ghana ⓘ |
| foundedAs |
Elmina Castle
self-linksurface differs
ⓘ
surface form:
São Jorge da Mina
|
| governingBody | Ghana Museums and Monuments Board ⓘ |
| hasFeature |
chapel
ⓘ
courtyards ⓘ dungeons for enslaved people ⓘ sea-facing cannons ⓘ |
| heritageDesignation | UNESCO World Heritage Site ⓘ |
| heritageListingYear | 1979 ⓘ |
| locatedIn |
Ghana
ⓘ
surface form:
Central Region, Ghana
Elmina Castle self-linksurface differs ⓘ
surface form:
Elmina
|
| locatedOn |
Atlantic Ocean
ⓘ
Gulf of Guinea ⓘ |
| material | stone ⓘ |
| near | Benya Lagoon ⓘ |
| openToPublic | true ⓘ |
| originalPurpose |
gold trading fort
ⓘ
trading post ⓘ |
| ownedBy | Government of Ghana ⓘ |
| partOf |
British Gold Coast
ⓘ
Dutch Gold Coast ⓘ Elmina Castle self-linksurface differs ⓘ
surface form:
Forts and Castles, Volta, Greater Accra, Central and Western Regions
|
| region | West Africa ⓘ |
| significantFor |
European colonial trade in West Africa
ⓘ
transatlantic slave trade ⓘ |
| symbolizes | legacy of the Atlantic slave trade ⓘ |
| tourismType |
dark tourism site
ⓘ
heritage tourism site ⓘ |
| transferredTo | United Kingdom ⓘ |
| transferYear | 1872 ⓘ |
| UNESCORegion | Africa ⓘ |
| usedFor |
detention of enslaved Africans
ⓘ
export of enslaved Africans to the Americas ⓘ |
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: Elmina Castle Description of subject: Elmina Castle is a historic coastal fortress in present-day Ghana that became one of the most significant hubs of the transatlantic slave trade.
Referenced by (28)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Elmina
this entity surface form:
São Jorge da Mina
this entity surface form:
Castelo de São Jorge da Mina
this entity surface form:
Forts and Castles, Volta, Greater Accra, Central and Western Regions
this entity surface form:
West African forts of the Dutch West India Company
this entity surface form:
São Jorge da Mina Castle
this entity surface form:
Elmina Castle Museum
this entity surface form:
Fort Elmina
this entity surface form:
negotiated with local African rulers for the construction of São Jorge da Mina