St Catherine's Lighthouse
E62095
St Catherine's Lighthouse is a historic coastal beacon on the southern tip of England’s Isle of Wight, guiding ships through the English Channel.
All labels observed (2)
| Label | Occurrences |
|---|---|
| St Catherine's Lighthouse canonical | 2 |
| St Catherine's Point Lighthouse | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T498904 — 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: St Catherine's Lighthouse Context triple: [Isle of Wight, hasLandmark, St Catherine's Lighthouse]
-
A.
Elie Lighthouse
Elie Lighthouse is a coastal navigational beacon near the village of Elie in Fife, Scotland, guiding ships along the Firth of Forth.
-
B.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
-
C.
Big Red Lighthouse
Big Red Lighthouse is a historic, bright-red navigational beacon at the channel entrance to Lake Michigan in Holland, Michigan, and a well-known local icon.
-
D.
Derby Wharf Light Station
Derby Wharf Light Station is a small historic lighthouse in Salem, Massachusetts, that once guided maritime traffic into Salem Harbor and now serves as part of the Salem Maritime National Historic Site.
-
E.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
- 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: St Catherine's Lighthouse Target entity description: St Catherine's Lighthouse is a historic coastal beacon on the southern tip of England’s Isle of Wight, guiding ships through the English Channel.
-
A.
Elie Lighthouse
Elie Lighthouse is a coastal navigational beacon near the village of Elie in Fife, Scotland, guiding ships along the Firth of Forth.
-
B.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
-
C.
Big Red Lighthouse
Big Red Lighthouse is a historic, bright-red navigational beacon at the channel entrance to Lake Michigan in Holland, Michigan, and a well-known local icon.
-
D.
Derby Wharf Light Station
Derby Wharf Light Station is a small historic lighthouse in Salem, Massachusetts, that once guided maritime traffic into Salem Harbor and now serves as part of the Salem Maritime National Historic Site.
-
E.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
coastal beacon
ⓘ
lighthouse ⓘ |
| access | restricted operational site with limited public access ⓘ |
| associatedWith | maritime safety in the English Channel ⓘ |
| automationStatus | automated ⓘ |
| constructionMaterial | stone ⓘ |
| country | United Kingdom ⓘ |
| elevation | low-lying coastal site ⓘ |
| function | guides ships through the English Channel ⓘ |
| hasCategory |
Buildings and structures in the Isle of Wight
ⓘ
Coastal infrastructure in England ⓘ Lighthouses in the Isle of Wight ⓘ |
| hasFeature |
attached keeper's cottages
ⓘ
gallery ⓘ lantern ⓘ |
| hasFogSignal | yes ⓘ |
| heritageStatus | historic lighthouse ⓘ |
| lightingCharacteristic | flashing white light ⓘ |
| lightRange | approximately 25 nautical miles ⓘ |
| locatedIn |
England
ⓘ
Isle of Wight ⓘ |
| locatedNear |
English Channel
ⓘ
St Catherine's Point ⓘ |
| locatedOn | southern tip of the Isle of Wight ⓘ |
| managingAgent | Trinity House ⓘ |
| marking | white tower ⓘ |
| navigationSystemType | visual navigation aid ⓘ |
| nearbySettlement | Niton ⓘ |
| notableFor | being one of the southernmost lighthouses in England ⓘ |
| operatedBy | Trinity House ⓘ |
| originallyBuilt | 19th century ⓘ |
| ownedBy | Trinity House ⓘ |
| powerSource | electric light ⓘ |
| purpose | aid to navigation ⓘ |
| rebuiltAfter | World War II damage ⓘ |
| region | south coast of England ⓘ |
| seaAreaServed | English Channel ⓘ |
| status | active lighthouse ⓘ |
| towerShape | tapered octagonal tower ⓘ |
| yearLit | 1838 ⓘ |
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: St Catherine's Lighthouse Description of subject: St Catherine's Lighthouse is a historic coastal beacon on the southern tip of England’s Isle of Wight, guiding ships through the English Channel.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
St Catherine's Point Lighthouse