Upper Lighthouse
E748080
Upper Lighthouse, also known as the Pharos Lighthouse, is a historic coastal beacon recognized for guiding ships safely near its harbor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Upper Lighthouse canonical | 2 |
| Upper Lighthouse, Fleetwood | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8517510 — 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: Upper Lighthouse Context triple: [Pharos Lighthouse, alsoKnownAs, Upper Lighthouse]
-
A.
North Lighthouse
North Lighthouse is a historic lighthouse located on the island of Lundy off the coast of Devon, England, serving as a navigational aid in the Bristol Channel.
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B.
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.
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C.
Lower Lighthouse
Lower Lighthouse is a historic coastal navigation beacon located in the seaside town of Fleetwood, England.
-
D.
Mile Rock Lighthouse
Mile Rock Lighthouse is an offshore navigational beacon located at the entrance to San Francisco Bay, known for warning ships away from the treacherous Mile Rocks near Lands End.
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E.
Hoy High Lighthouse
Hoy High Lighthouse is a coastal navigational beacon located on the island of Hoy in Orkney, Scotland, guiding ships through the surrounding waters.
- 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: Upper Lighthouse Target entity description: Upper Lighthouse, also known as the Pharos Lighthouse, is a historic coastal beacon recognized for guiding ships safely near its harbor.
-
A.
North Lighthouse
North Lighthouse is a historic lighthouse located on the island of Lundy off the coast of Devon, England, serving as a navigational aid in the Bristol Channel.
-
B.
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.
-
C.
Lower Lighthouse
Lower Lighthouse is a historic coastal navigation beacon located in the seaside town of Fleetwood, England.
-
D.
Mile Rock Lighthouse
Mile Rock Lighthouse is an offshore navigational beacon located at the entrance to San Francisco Bay, known for warning ships away from the treacherous Mile Rocks near Lands End.
-
E.
Hoy High Lighthouse
Hoy High Lighthouse is a coastal navigational beacon located on the island of Hoy in Orkney, Scotland, guiding ships through the surrounding waters.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf |
lighthouse
ⓘ
maritime navigational aid ⓘ |
| alsoKnownAs | Pharos Lighthouse ⓘ |
| associatedWith | harbor ⓘ |
| category | historic lighthouse ⓘ |
| describedAs | historic coastal beacon ⓘ |
| environment | marine environment ⓘ |
| function | guiding ships safely near its harbor ⓘ |
| hasAlternativeName | Pharos Lighthouse ⓘ |
| hasFeature | light beacon ⓘ |
| hasHeritageStatus | historic structure ⓘ |
| hasName | Upper Lighthouse ⓘ |
| locatedOn | coast ⓘ |
| navigationType | visual navigation aid ⓘ |
| operatesFor | mariners ⓘ |
| purpose | enhancing maritime safety ⓘ |
| riskMitigated | shipwrecks near harbor ⓘ |
| role | marking approach to harbor ⓘ |
| use | aid to navigation ⓘ |
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: Upper Lighthouse Description of subject: Upper Lighthouse, also known as the Pharos Lighthouse, is a historic coastal beacon recognized for guiding ships safely near its harbor.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Upper Lighthouse