Jamestown Lighthouse
E717666
Jamestown Lighthouse is a historic coastal beacon in the Jamestown district of Accra, Ghana, serving as both a navigational aid and a prominent local landmark.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Jamestown Lighthouse canonical | 2 |
| Lighthouse at Jamestown | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7879569 — 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: Jamestown Lighthouse Context triple: [Ga Mashie, hasLandmark, Jamestown Lighthouse]
-
A.
Chatham Lighthouse
Chatham Lighthouse is a historic coastal beacon on Cape Cod in Massachusetts, renowned for guiding ships through the treacherous waters off Chatham.
-
B.
Cape Henry Lighthouse
Cape Henry Lighthouse is a historic coastal beacon at the entrance to the Chesapeake Bay, notable as one of the earliest federally funded public works in the United States.
-
C.
Middle Bay Lighthouse
Middle Bay Lighthouse is a historic, hexagonal, screw-pile lighthouse standing on pilings in the shallow waters of Alabama’s Mobile Bay.
-
D.
Jones Point Lighthouse
Jones Point Lighthouse is a historic 19th-century river lighthouse located on the Potomac River near Alexandria, Virginia, notable as one of the last remaining riverine lighthouses in the United States.
-
E.
Portsmouth Harbor Lighthouse
Portsmouth Harbor Lighthouse is a historic coastal beacon in New Castle, New Hampshire, that has guided ships at the mouth of the Piscataqua River for centuries and is now a preserved maritime landmark.
- 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: Jamestown Lighthouse Target entity description: Jamestown Lighthouse is a historic coastal beacon in the Jamestown district of Accra, Ghana, serving as both a navigational aid and a prominent local landmark.
-
A.
Chatham Lighthouse
Chatham Lighthouse is a historic coastal beacon on Cape Cod in Massachusetts, renowned for guiding ships through the treacherous waters off Chatham.
-
B.
Cape Henry Lighthouse
Cape Henry Lighthouse is a historic coastal beacon at the entrance to the Chesapeake Bay, notable as one of the earliest federally funded public works in the United States.
-
C.
Middle Bay Lighthouse
Middle Bay Lighthouse is a historic, hexagonal, screw-pile lighthouse standing on pilings in the shallow waters of Alabama’s Mobile Bay.
-
D.
Jones Point Lighthouse
Jones Point Lighthouse is a historic 19th-century river lighthouse located on the Potomac River near Alexandria, Virginia, notable as one of the last remaining riverine lighthouses in the United States.
-
E.
Portsmouth Harbor Lighthouse
Portsmouth Harbor Lighthouse is a historic coastal beacon in New Castle, New Hampshire, that has guided ships at the mouth of the Piscataqua River for centuries and is now a preserved maritime landmark.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
lighthouse
ⓘ
navigational aid ⓘ tourist attraction ⓘ |
| access | guided tours ⓘ |
| architecturalStyle | functional maritime architecture ⓘ |
| category |
Buildings and structures in Accra
ⓘ
Lighthouses in Ghana ⓘ Tourist attractions in Accra ⓘ |
| city | Accra NERFINISHED ⓘ |
| color | red and white ⓘ |
| country | Ghana ⓘ |
| district | Jamestown NERFINISHED ⓘ |
| elevationRelativeToSea | overlooks sea level on coastal headland ⓘ |
| function |
guides ships approaching the port of Accra
ⓘ
serves as a coastal navigational aid ⓘ |
| heritageStatus | historic landmark ⓘ |
| locatedIn |
Accra
NERFINISHED
ⓘ
Ghana NERFINISHED ⓘ Greater Accra Region NERFINISHED ⓘ Jamestown, Accra, Ghana NERFINISHED ⓘ |
| locatedNear | Gulf of Guinea NERFINISHED ⓘ |
| locatedOn | Atlantic coast of Ghana ⓘ |
| near |
James Fort
NERFINISHED
ⓘ
Jamestown fishing community ⓘ Ussher Fort NERFINISHED ⓘ |
| notableFor |
panoramic views over Accra and the coast
ⓘ
prominent red-and-white tower ⓘ |
| operator | Ghana Ports and Harbours Authority NERFINISHED ⓘ |
| ownedBy | Government of Ghana NERFINISHED ⓘ |
| region | West Africa ⓘ |
| significance |
important feature of Accra’s colonial-era waterfront
ⓘ
symbol of Jamestown district ⓘ |
| subjectOf |
photography of Accra landmarks
ⓘ
tourism guides about Accra ⓘ |
| use |
sightseeing
ⓘ
tourist visits ⓘ |
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: Jamestown Lighthouse Description of subject: Jamestown Lighthouse is a historic coastal beacon in the Jamestown district of Accra, Ghana, serving as both a navigational aid and a prominent local landmark.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lighthouse at Jamestown