Strumble Head Lighthouse
E598782
Strumble Head Lighthouse is a coastal beacon on a small islet off the Pembrokeshire coast in Wales, guiding ships through the Irish Sea and serving as a notable local landmark.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Strumble Head Lighthouse canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6347443 — 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: Strumble Head Lighthouse Context triple: [Strumble Head, knownFor, Strumble Head Lighthouse]
-
A.
Noss Head Lighthouse
Noss Head Lighthouse is a coastal navigational beacon in Caithness, Scotland, notable for its early use of a diagonal-pane lantern design and its role in guiding ships around the northeastern tip of the Scottish mainland.
-
B.
Tiumpan Head Lighthouse
Tiumpan Head Lighthouse is a coastal navigational beacon on the Isle of Lewis in Scotland, notable as part of the Stevenson-engineered network of Scottish lighthouses.
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C.
Berry Head Lighthouse
Berry Head Lighthouse is a historic coastal beacon on the Berry Head headland near Brixham in Devon, England, guiding ships navigating the entrance to Tor Bay.
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D.
Stoer Head Lighthouse
Stoer Head Lighthouse is a historic coastal beacon in Sutherland, Scotland, known for guiding ships along the rugged northwest Highlands since the late 19th century.
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E.
Flamborough Head Lighthouse
Flamborough Head Lighthouse is a historic coastal beacon on England’s Yorkshire coast that guides shipping through the North Sea and marks the prominent chalk headland of Flamborough Head.
- 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: Strumble Head Lighthouse Target entity description: Strumble Head Lighthouse is a coastal beacon on a small islet off the Pembrokeshire coast in Wales, guiding ships through the Irish Sea and serving as a notable local landmark.
-
A.
Noss Head Lighthouse
Noss Head Lighthouse is a coastal navigational beacon in Caithness, Scotland, notable for its early use of a diagonal-pane lantern design and its role in guiding ships around the northeastern tip of the Scottish mainland.
-
B.
Tiumpan Head Lighthouse
Tiumpan Head Lighthouse is a coastal navigational beacon on the Isle of Lewis in Scotland, notable as part of the Stevenson-engineered network of Scottish lighthouses.
-
C.
Berry Head Lighthouse
Berry Head Lighthouse is a historic coastal beacon on the Berry Head headland near Brixham in Devon, England, guiding ships navigating the entrance to Tor Bay.
-
D.
Stoer Head Lighthouse
Stoer Head Lighthouse is a historic coastal beacon in Sutherland, Scotland, known for guiding ships along the rugged northwest Highlands since the late 19th century.
-
E.
Flamborough Head Lighthouse
Flamborough Head Lighthouse is a historic coastal beacon on England’s Yorkshire coast that guides shipping through the North Sea and marks the prominent chalk headland of Flamborough Head.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
coastal lighthouse
ⓘ
lighthouse ⓘ |
| accessRestriction | no public access to the islet ⓘ |
| automated | 1980 ⓘ |
| category |
Buildings and structures in Pembrokeshire
ⓘ
Grade II listed lighthouses in Wales ⓘ Lighthouses in Wales ⓘ |
| connectedTo | mainland by a footbridge ⓘ |
| constructionMaterial | concrete ⓘ |
| constructionStartDate | 1908 ⓘ |
| country | United Kingdom ⓘ |
| designedToWarnOf | rocky coastline at Strumble Head ⓘ |
| firstLit | 1908 ⓘ |
| focalHeight | 45 metres ⓘ |
| function | marine navigation aid ⓘ |
| hasAccess | viewed from mainland only ⓘ |
| hasBalcony | yes ⓘ |
| hasFogSignal | yes ⓘ |
| hasLantern | yes ⓘ |
| height | 17 metres ⓘ |
| heritageStatus | Grade II listed building ⓘ |
| inception | 1908 ⓘ |
| lightCharacteristic | Fl (4) W 15s ⓘ |
| lightRange | 26 nautical miles ⓘ |
| locatedIn |
Pembrokeshire
ⓘ
Wales ⓘ |
| locatedInBodyOfWater | Irish Sea ⓘ |
| locatedInProtectedArea | Pembrokeshire Coast National Park ⓘ |
| locatedOn |
Strumble Head
ⓘ
a small islet off the Pembrokeshire coast ⓘ |
| managedBy | Trinity House ⓘ |
| marking | white tower ⓘ |
| navigationalArea |
approaches to Fishguard Bay
ⓘ
southern Irish Sea ⓘ |
| near | Fishguard ⓘ |
| notableAs | local landmark ⓘ |
| operatorType | non-manned ⓘ |
| ownedBy | Trinity House ⓘ |
| powerSource | mains electricity ⓘ |
| previousPowerSource |
diesel generators
ⓘ
oil ⓘ |
| purpose | to guide ships through the Irish Sea ⓘ |
| region |
southwest Wales
ⓘ
linked to:
West Wales
|
| shape | cylindrical tower with balcony and lantern ⓘ |
| status | active lighthouse ⓘ |
| towerHeight | 17 metres ⓘ |
| viewpointFor | sea-watching and wildlife observation ⓘ |
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: Strumble Head Lighthouse Description of subject: Strumble Head Lighthouse is a coastal beacon on a small islet off the Pembrokeshire coast in Wales, guiding ships through the Irish Sea and serving as a notable local landmark.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.