Roches Point Lighthouse
E1026088
Roches Point Lighthouse is a historic coastal beacon in County Cork, Ireland, that marks the entrance to Cork Harbour and guides maritime traffic in the area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Roches Point Lighthouse canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T13113718 — 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: Roches Point Lighthouse Context triple: [Cork Harbour, hasLandmark, Roches Point Lighthouse]
-
A.
Rue Point Lighthouse
Rue Point Lighthouse is a coastal navigational beacon located at the southern tip of Rathlin Island off the north coast of County Antrim, Northern Ireland.
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B.
Brown’s Point Lighthouse
Brown’s Point Lighthouse is a historic navigational beacon on Puget Sound in Tacoma, Washington, known for guiding maritime traffic and its preserved keeper’s cottage.
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C.
Prospect Point Lighthouse
Prospect Point Lighthouse is a historic coastal beacon located at the northern tip of Vancouver’s Stanley Park, overlooking the entrance to Burrard Inlet.
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D.
Eastern Point Lighthouse
Eastern Point Lighthouse is a historic coastal beacon in Gloucester, Massachusetts, guiding ships at the entrance to Gloucester Harbor on the Atlantic Ocean.
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E.
West Chop Lighthouse
West Chop Lighthouse is a historic navigational beacon located on the West Chop headland in Vineyard Haven, Martha’s Vineyard, Massachusetts.
- 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: Roches Point Lighthouse Target entity description: Roches Point Lighthouse is a historic coastal beacon in County Cork, Ireland, that marks the entrance to Cork Harbour and guides maritime traffic in the area.
-
A.
Rue Point Lighthouse
Rue Point Lighthouse is a coastal navigational beacon located at the southern tip of Rathlin Island off the north coast of County Antrim, Northern Ireland.
-
B.
Brown’s Point Lighthouse
Brown’s Point Lighthouse is a historic navigational beacon on Puget Sound in Tacoma, Washington, known for guiding maritime traffic and its preserved keeper’s cottage.
-
C.
Prospect Point Lighthouse
Prospect Point Lighthouse is a historic coastal beacon located at the northern tip of Vancouver’s Stanley Park, overlooking the entrance to Burrard Inlet.
-
D.
Eastern Point Lighthouse
Eastern Point Lighthouse is a historic coastal beacon in Gloucester, Massachusetts, guiding ships at the entrance to Gloucester Harbor on the Atlantic Ocean.
-
E.
West Chop Lighthouse
West Chop Lighthouse is a historic navigational beacon located on the West Chop headland in Vineyard Haven, Martha’s Vineyard, Massachusetts.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
coastal lighthouse
ⓘ
lighthouse ⓘ navigational aid ⓘ |
| category |
Buildings and structures in County Cork
ⓘ
Lighthouses in County Cork ⓘ Maritime navigation aids of Ireland ⓘ |
| constructionMaterial | masonry ⓘ |
| country | Ireland ⓘ |
| hasFeature |
attached buildings
ⓘ
gallery ⓘ lantern ⓘ |
| heritageStatus | historic lighthouse ⓘ |
| lightCharacteristic | flashing light ⓘ |
| lightFunction |
coastal light
ⓘ
harbour entrance light ⓘ |
| locatedIn |
Cork Harbour
ⓘ
County Cork ⓘ Roches Point ⓘ |
| locatedNear |
Atlantic Ocean
ⓘ
Cork city ⓘ |
| locatedOn | south coast of Ireland ⓘ |
| managingAgent | Commissioners of Irish Lights ⓘ |
| marks | entrance to Cork Harbour ⓘ |
| operator | Commissioners of Irish Lights ⓘ |
| purpose |
to guide maritime traffic
ⓘ
to warn ships of coastline ⓘ |
| regionServed |
Cork Harbour approaches
ⓘ
south coast shipping lanes ⓘ |
| shape | cylindrical tower ⓘ |
| usedFor |
maritime navigation
ⓘ
safety of shipping ⓘ |
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: Roches Point Lighthouse Description of subject: Roches Point Lighthouse is a historic coastal beacon in County Cork, Ireland, that marks the entrance to Cork Harbour and guides maritime traffic in the area.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.