Perch Rock Lighthouse
E318126
Perch Rock Lighthouse is a historic 19th-century lighthouse off New Brighton at the mouth of the River Mersey in England, known for guiding ships entering the Port of Liverpool.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Perch Rock Lighthouse canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2988186 — 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: Perch Rock Lighthouse Context triple: [New Brighton, notableStructure, Perch Rock Lighthouse]
-
A.
Hunstanton Lighthouse
Hunstanton Lighthouse is a historic coastal beacon in Hunstanton, Norfolk, England, overlooking The Wash and guiding ships along the east coast.
-
B.
Admiralty Head Lighthouse
Admiralty Head Lighthouse is a historic coastal beacon located on Whidbey Island in Washington State, known for guiding ships entering Puget Sound and for its distinctive Spanish-style architecture.
-
C.
Newhaven Lighthouse
Newhaven Lighthouse is a historic coastal beacon located at the entrance to Newhaven Harbour on the south coast of England.
-
D.
Ramsgate lighthouse
Ramsgate lighthouse is a historic coastal beacon in Ramsgate, Kent, that guides vessels entering and leaving the town’s harbour.
-
E.
South Foreland Lighthouse
South Foreland Lighthouse is a historic Victorian-era lighthouse on England’s southeast coast, noted for being the first in the world to use an electric light and for its views over the English Channel.
- 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: Perch Rock Lighthouse Target entity description: Perch Rock Lighthouse is a historic 19th-century lighthouse off New Brighton at the mouth of the River Mersey in England, known for guiding ships entering the Port of Liverpool.
-
A.
Hunstanton Lighthouse
Hunstanton Lighthouse is a historic coastal beacon in Hunstanton, Norfolk, England, overlooking The Wash and guiding ships along the east coast.
-
B.
Admiralty Head Lighthouse
Admiralty Head Lighthouse is a historic coastal beacon located on Whidbey Island in Washington State, known for guiding ships entering Puget Sound and for its distinctive Spanish-style architecture.
-
C.
Newhaven Lighthouse
Newhaven Lighthouse is a historic coastal beacon located at the entrance to Newhaven Harbour on the south coast of England.
-
D.
Ramsgate lighthouse
Ramsgate lighthouse is a historic coastal beacon in Ramsgate, Kent, that guides vessels entering and leaving the town’s harbour.
-
E.
South Foreland Lighthouse
South Foreland Lighthouse is a historic Victorian-era lighthouse on England’s southeast coast, noted for being the first in the world to use an electric light and for its views over the English Channel.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
lighthouse
ⓘ
navigation aid ⓘ |
| associatedWith |
Port of Liverpool
ⓘ
River Mersey navigation ⓘ |
| category |
Buildings and structures in the Metropolitan Borough of Wirral
ⓘ
Grade II listed lighthouses ⓘ Lighthouses in England ⓘ |
| completionDate | 1830 ⓘ |
| constructionMethod | interlocking stone blocks ⓘ |
| constructionStart | 1827 ⓘ |
| country |
England
ⓘ
United Kingdom ⓘ |
| hasFeature |
balcony
ⓘ
lantern ⓘ |
| hasFunction | coastal navigation ⓘ |
| height |
29 metres
ⓘ
about 95 feet ⓘ |
| heritageDesignation | Grade II listed building ⓘ |
| heritageRegister |
National Heritage List for England entry
ⓘ
surface form:
National Heritage List for England
|
| historicPeriod | 19th century ⓘ |
| inception | 1827 ⓘ |
| lightDeactivated | 1973 ⓘ |
| locatedAtMouthOf | River Mersey ⓘ |
| locatedIn |
Merseyside
ⓘ
Wirral Metropolitan Borough Council ⓘ
surface form:
Metropolitan Borough of Wirral
New Brighton ⓘ North West England ⓘ Mersey Estuary ⓘ
surface form:
River Mersey estuary
|
| locatedInBodyOfWater | Irish Sea ⓘ |
| locatedNear |
Fort Perch Rock
ⓘ
Liverpool Bay ⓘ New Brighton Promenade ⓘ
surface form:
New Brighton promenade
Port of Liverpool ⓘ |
| locatedOff | New Brighton beach ⓘ |
| locatedOn | Perch Rock ⓘ |
| managedBy | Trinity House ⓘ |
| marking | white tower with red lantern ⓘ |
| materialUsed | stone ⓘ |
| openingDate | 1830 ⓘ |
| operator | Trinity House ⓘ |
| purpose |
to guide ships entering the Port of Liverpool
ⓘ
to mark the approach channel to the River Mersey ⓘ |
| shape | tapered cylindrical tower ⓘ |
| status | disused lighthouse ⓘ |
| tourism | local landmark and visitor attraction ⓘ |
| usedFor |
coastal warning
ⓘ
maritime safety ⓘ |
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: Perch Rock Lighthouse Description of subject: Perch Rock Lighthouse is a historic 19th-century lighthouse off New Brighton at the mouth of the River Mersey in England, known for guiding ships entering the Port of Liverpool.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.