Skerryvore Lighthouse
E604669
Skerryvore Lighthouse is a 19th-century offshore lighthouse on a remote reef off Scotland’s west coast, renowned for its engineering complexity and as one of the most impressive achievements of Scottish lighthouse construction.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Skerryvore Lighthouse canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6553200 — 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: Skerryvore Lighthouse Context triple: [Robert Stevenson, notableWork, Skerryvore Lighthouse]
-
A.
Carraig Fhada Lighthouse
Carraig Fhada Lighthouse is a distinctive square-towered lighthouse on the Isle of Islay in Scotland, known for marking the approach to Port Ellen and its scenic coastal setting.
-
B.
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.
-
C.
Flannan Isles Lighthouse
Flannan Isles Lighthouse is a remote Scottish lighthouse in the Outer Hebrides, best known for the mysterious 1900 disappearance of its three keepers.
-
D.
Covesea Skerries Lighthouse
Covesea Skerries Lighthouse is a historic Scottish coastal lighthouse near Lossiemouth, Moray, known for guiding ships through the dangerous skerries of the Moray Firth.
-
E.
Monach Isles Lighthouse
Monach Isles Lighthouse is a remote Scottish lighthouse in the Outer Hebrides, notable for guiding ships through the hazardous waters around the Monach Isles.
- 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: Skerryvore Lighthouse Target entity description: Skerryvore Lighthouse is a 19th-century offshore lighthouse on a remote reef off Scotland’s west coast, renowned for its engineering complexity and as one of the most impressive achievements of Scottish lighthouse construction.
-
A.
Carraig Fhada Lighthouse
Carraig Fhada Lighthouse is a distinctive square-towered lighthouse on the Isle of Islay in Scotland, known for marking the approach to Port Ellen and its scenic coastal setting.
-
B.
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.
-
C.
Flannan Isles Lighthouse
Flannan Isles Lighthouse is a remote Scottish lighthouse in the Outer Hebrides, best known for the mysterious 1900 disappearance of its three keepers.
-
D.
Covesea Skerries Lighthouse
Covesea Skerries Lighthouse is a historic Scottish coastal lighthouse near Lossiemouth, Moray, known for guiding ships through the dangerous skerries of the Moray Firth.
-
E.
Monach Isles Lighthouse
Monach Isles Lighthouse is a remote Scottish lighthouse in the Outer Hebrides, notable for guiding ships through the hazardous waters around the Monach Isles.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
lighthouse
ⓘ
offshore lighthouse ⓘ |
| architecturalStyle | tapered stone tower ⓘ |
| associatedWith |
Scottish maritime history
ⓘ
Stevenson engineers NERFINISHED ⓘ |
| automated | yes ⓘ |
| automationCompleted | 20th century ⓘ |
| constructionChallenges |
frequent Atlantic storms
ⓘ
reef only exposed at low tide ⓘ |
| constructionDuration | 6 years ⓘ |
| constructionEndDate | 1844 ⓘ |
| constructionMethod | interlocking granite blocks ⓘ |
| constructionStartDate | 1838 ⓘ |
| coordinates | approximately 56.30°N 7.00°W ⓘ |
| country | Scotland ⓘ |
| designedBy | Alan Stevenson NERFINISHED ⓘ |
| designerFamily | Stevenson lighthouse engineering family NERFINISHED ⓘ |
| distanceFromNearestLand | about 12 miles south-west of Tiree ⓘ |
| firstLit | 1844 ⓘ |
| foundation | rock ⓘ |
| hasGallery | yes ⓘ |
| hasLantern | yes ⓘ |
| height |
about 158 feet
ⓘ
about 48 metres ⓘ |
| heritageStatus | listed structure in Scotland ⓘ |
| knownFor |
being one of the most impressive achievements of Scottish lighthouse construction
ⓘ
engineering complexity ⓘ remote offshore location ⓘ severe Atlantic weather exposure ⓘ |
| lightCharacteristic | flashing white light ⓘ |
| lightRange | over 20 nautical miles ⓘ |
| locatedIn |
Atlantic Ocean
ⓘ
Inner Hebrides NERFINISHED ⓘ Skerryvore reef NERFINISHED ⓘ |
| locatedInJurisdiction | Northern Lighthouse Board NERFINISHED ⓘ |
| locatedNear | island of Tiree NERFINISHED ⓘ |
| locatedOffCoastOf | west coast of Scotland ⓘ |
| managedBy | Northern Lighthouse Board NERFINISHED ⓘ |
| material | granite ⓘ |
| notableFor |
precision stone masonry
ⓘ
robustness against heavy seas ⓘ |
| originalOptic | Fresnel lens NERFINISHED ⓘ |
| partOf | Scottish lighthouse network ⓘ |
| purpose |
aid to navigation
ⓘ
warning of Skerryvore reef ⓘ |
| region | Argyll and Bute NERFINISHED ⓘ |
| shape | cylindrical tower with lantern and gallery ⓘ |
| yearCompleted | 1844 ⓘ |
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: Skerryvore Lighthouse Description of subject: Skerryvore Lighthouse is a 19th-century offshore lighthouse on a remote reef off Scotland’s west coast, renowned for its engineering complexity and as one of the most impressive achievements of Scottish lighthouse construction.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.