Ussher Fort
E274470
Ussher Fort is a historic coastal fortress in Accra, Ghana, built by European colonial powers and now preserved as a heritage site reflecting the country’s colonial and slave trade history.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ussher Fort canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T2518745 — 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: Ussher Fort Context triple: [Ghana Museums and Monuments Board, supervises, Ussher Fort]
-
A.
Fort St. George
Fort St. George is a historic coastal fortress in Chennai, India, that served as the British East India Company’s first major stronghold and a key center of colonial administration in South India.
-
B.
New Tavern Fort
New Tavern Fort is a historic defensive fortification located in Gravesend, England, built to protect the River Thames and the approaches to London.
-
C.
Cove Fort
Cove Fort is a historic 19th-century way station and fort in central Utah that served travelers and mail routes along the Mormon Corridor.
-
D.
Newport Castle
Newport Castle is a medieval riverside fortress in Newport, South Wales, notable for its 14th-century origins and surviving stone gatehouse and towers.
-
E.
Citadel Fort Adelaide
Citadel Fort Adelaide is a 19th-century hilltop fortress in Port Louis, Mauritius, built by the British to protect the harbor and city and now serving as a historic site with panoramic views.
- 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: Ussher Fort Target entity description: Ussher Fort is a historic coastal fortress in Accra, Ghana, built by European colonial powers and now preserved as a heritage site reflecting the country’s colonial and slave trade history.
-
A.
Fort St. George
Fort St. George is a historic coastal fortress in Chennai, India, that served as the British East India Company’s first major stronghold and a key center of colonial administration in South India.
-
B.
New Tavern Fort
New Tavern Fort is a historic defensive fortification located in Gravesend, England, built to protect the River Thames and the approaches to London.
-
C.
Cove Fort
Cove Fort is a historic 19th-century way station and fort in central Utah that served travelers and mail routes along the Mormon Corridor.
-
D.
Newport Castle
Newport Castle is a medieval riverside fortress in Newport, South Wales, notable for its 14th-century origins and surviving stone gatehouse and towers.
-
E.
Citadel Fort Adelaide
Citadel Fort Adelaide is a 19th-century hilltop fortress in Port Louis, Mauritius, built by the British to protect the harbor and city and now serving as a historic site with panoramic views.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
fortress
ⓘ
historic site ⓘ tourist attraction ⓘ |
| builtBy |
Dutch colonial authorities
ⓘ
European colonial powers ⓘ |
| constructionStart | 17th century ⓘ |
| country | Ghana ⓘ |
| currentUse |
heritage education center
ⓘ
museum ⓘ tourist site ⓘ |
| formerName | Fort Crèvecœur ⓘ |
| hasFeature |
bastions
ⓘ
courtyard ⓘ dungeons ⓘ sea-facing ramparts ⓘ thick defensive walls ⓘ underground cells ⓘ |
| hasRestoration | conservation and rehabilitation projects ⓘ |
| heritageDesignation |
historic heritage site
ⓘ
national monument of Ghana ⓘ |
| historicalRole |
European colonial stronghold on the Gold Coast
ⓘ
center of trans-Atlantic slave trade activities ⓘ |
| locatedIn |
Greater Accra Region
ⓘ
coastal area ⓘ |
| location |
Accra
ⓘ
Ghana ⓘ |
| managedBy | Ghana Museums and Monuments Board ⓘ |
| material |
masonry
ⓘ
stone ⓘ |
| namedAfter |
Fort Ussher
ⓘ
Ussher family or official in colonial administration ⓘ |
| near |
James Fort
ⓘ
Jamestown ⓘ Jamestown Lighthouse ⓘ
surface form:
Lighthouse at Jamestown
|
| openToPublic | yes ⓘ |
| overlooks |
Atlantic Ocean
ⓘ
Gulf of Guinea ⓘ |
| ownedBy | Government of Ghana ⓘ |
| partOf |
European colonial fortifications on the Gold Coast
ⓘ
historic forts and castles of Ghana ⓘ |
| symbolizes |
Ghana’s colonial history
ⓘ
Ghana’s slave trade history ⓘ |
| tourismType |
dark tourism
ⓘ
heritage tourism ⓘ |
| usedFor |
administration
ⓘ
military defense ⓘ slave trade ⓘ trade ⓘ |
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: Ussher Fort Description of subject: Ussher Fort is a historic coastal fortress in Accra, Ghana, built by European colonial powers and now preserved as a heritage site reflecting the country’s colonial and slave trade history.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.