Grange Hill tube station
E841909
Grange Hill tube station is a London Underground station on the Central line serving the suburban area around Chigwell in Essex.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Grange Hill tube station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10100866 — 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: Grange Hill tube station Context triple: [Chigwell, hasRailwayStation, Grange Hill tube station]
-
A.
Arnos Grove tube station
Arnos Grove tube station is a Grade II* listed London Underground station on the Piccadilly line, noted for its modernist architecture by Charles Holden.
-
B.
Gants Hill tube station
Gants Hill tube station is a London Underground station on the Central line, notable for its distinctive circular ticket hall and location in the northeast London suburb of Gants Hill.
-
C.
Northwood Hills tube station
Northwood Hills tube station is a London Underground station on the Metropolitan line serving the Northwood Hills area in the London Borough of Hillingdon.
-
D.
Northfields tube station
Northfields tube station is a London Underground station in west London on the Piccadilly line, serving the Northfields area between South Ealing and Boston Manor.
-
E.
Northwood tube station
Northwood tube station is a London Underground station in the suburban area of Northwood, serving the Metropolitan line in northwest London.
- 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: Grange Hill tube station Target entity description: Grange Hill tube station is a London Underground station on the Central line serving the suburban area around Chigwell in Essex.
-
A.
Arnos Grove tube station
Arnos Grove tube station is a Grade II* listed London Underground station on the Piccadilly line, noted for its modernist architecture by Charles Holden.
-
B.
Gants Hill tube station
Gants Hill tube station is a London Underground station on the Central line, notable for its distinctive circular ticket hall and location in the northeast London suburb of Gants Hill.
-
C.
Northwood Hills tube station
Northwood Hills tube station is a London Underground station on the Metropolitan line serving the Northwood Hills area in the London Borough of Hillingdon.
-
D.
Northfields tube station
Northfields tube station is a London Underground station in west London on the Piccadilly line, serving the Northfields area between South Ealing and Boston Manor.
-
E.
Northwood tube station
Northwood tube station is a London Underground station in the suburban area of Northwood, serving the Metropolitan line in northwest London.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
London Underground station
ⓘ
railway station ⓘ |
| accessible | no ⓘ |
| borough | Epping Forest District NERFINISHED ⓘ |
| cityServed | London NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| electrification | third rail ⓘ |
| enteredLondonUnderground | 1948-11-21 ⓘ |
| fareZone |
4
ⓘ
5 ⓘ |
| formerOperator |
British Railways
NERFINISHED
ⓘ
London & North Eastern Railway NERFINISHED ⓘ |
| formerRailway | Fairlop Loop NERFINISHED ⓘ |
| hasAdjacentStation |
Chigwell tube station
NERFINISHED
ⓘ
Hainault tube station NERFINISHED ⓘ |
| hasCarPark | no ⓘ |
| hasCycleParking | yes ⓘ |
| hasHelpPoint | yes ⓘ |
| hasOysterCardFacility | yes ⓘ |
| hasShelteredPlatforms | yes ⓘ |
| hasStaffedHours | part-time staffed ⓘ |
| hasTicketOffice | no ⓘ |
| hasWaitingRoom | yes ⓘ |
| latitude | 51.613 ⓘ |
| lineSection | Hainault loop NERFINISHED ⓘ |
| locatedIn |
Chigwell
NERFINISHED
ⓘ
England ⓘ Essex ⓘ United Kingdom ⓘ |
| locatedOnStreet | Manor Road NERFINISHED ⓘ |
| longitude | 0.092 ⓘ |
| managedBy | London Underground NERFINISHED ⓘ |
| mapType | Greater London NERFINISHED ⓘ |
| network | London Underground NERFINISHED ⓘ |
| opened | 1903-05-01 ⓘ |
| originalOperator | Great Eastern Railway NERFINISHED ⓘ |
| ownedBy | Transport for London ⓘ |
| platformCount | 2 ⓘ |
| railwayEnquirySystemCode | 9100GRNGH ⓘ |
| servedArea |
Chigwell
NERFINISHED
ⓘ
Grange Hill NERFINISHED ⓘ |
| servedByLine | Central line NERFINISHED ⓘ |
| servedByNightService | no Night Tube ⓘ |
| stationCode | GRH NERFINISHED ⓘ |
| structureType | surface station ⓘ |
| symbol | Underground NERFINISHED ⓘ |
| ticketBarrierType | automatic ticket barriers ⓘ |
| trackCount | 2 ⓘ |
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: Grange Hill tube station Description of subject: Grange Hill tube station is a London Underground station on the Central line serving the suburban area around Chigwell in Essex.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.