Brighton to Portsmouth line
E433480
The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Brighton to Portsmouth line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4349756 — 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: Brighton to Portsmouth line Context triple: [Havant railway station, onLine, Brighton to Portsmouth line]
-
A.
Southampton–Portsmouth line
The Southampton–Portsmouth line is a key railway route on England’s south coast linking the cities of Southampton and Portsmouth and serving numerous intermediate suburban and coastal communities.
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B.
Dover–Ramsgate line
The Dover–Ramsgate line is a coastal railway route in Kent, England, linking the port town of Dover with the seaside resort of Ramsgate and serving several intermediate communities.
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C.
Cardiff to Portsmouth Line
The Cardiff to Portsmouth Line is a major cross-country railway route in the United Kingdom linking South Wales with the south coast of England via cities such as Bristol and Southampton.
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D.
Bristol to Exeter Line
The Bristol to Exeter Line is a major railway route in southwest England connecting the cities of Bristol and Exeter and serving as an important corridor for regional and long-distance passenger services.
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E.
Brighton Main Line
The Brighton Main Line is a major railway route in southern England that connects London with the coastal city of Brighton, serving numerous commuter towns along the way.
- 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: Brighton to Portsmouth line Target entity description: The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
-
A.
Southampton–Portsmouth line
The Southampton–Portsmouth line is a key railway route on England’s south coast linking the cities of Southampton and Portsmouth and serving numerous intermediate suburban and coastal communities.
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B.
Dover–Ramsgate line
The Dover–Ramsgate line is a coastal railway route in Kent, England, linking the port town of Dover with the seaside resort of Ramsgate and serving several intermediate communities.
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C.
Cardiff to Portsmouth Line
The Cardiff to Portsmouth Line is a major cross-country railway route in the United Kingdom linking South Wales with the south coast of England via cities such as Bristol and Southampton.
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D.
Bristol to Exeter Line
The Bristol to Exeter Line is a major railway route in southwest England connecting the cities of Bristol and Exeter and serving as an important corridor for regional and long-distance passenger services.
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E.
Brighton Main Line
The Brighton Main Line is a major railway route in southern England that connects London with the coastal city of Brighton, serving numerous commuter towns along the way.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
railway line
ⓘ
railway route ⓘ |
| connectsCity |
Brighton
NERFINISHED
ⓘ
Portsmouth NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| electrification | 750 V DC third rail ⓘ |
| followsFeature | English Channel coast NERFINISHED ⓘ |
| hasBranchConnection | West Coastway line NERFINISHED ⓘ |
| hasJunction | Barnham Junction NERFINISHED ⓘ |
| locatedIn | England ⓘ |
| locatedInRegion |
South Coast of England
NERFINISHED
ⓘ
South East England ⓘ |
| operatedBy |
South Western Railway
NERFINISHED
ⓘ
Southern NERFINISHED ⓘ |
| partOfNetwork |
National Rail
NERFINISHED
ⓘ
Southern Region of British railway network NERFINISHED ⓘ |
| passesThrough |
Angmering
NERFINISHED
ⓘ
Barnham NERFINISHED ⓘ Bedhampton NERFINISHED ⓘ Bosham NERFINISHED ⓘ Chichester NERFINISHED ⓘ Durrington-on-Sea NERFINISHED ⓘ Emsworth NERFINISHED ⓘ Fishbourne NERFINISHED ⓘ Fratton NERFINISHED ⓘ Goring-by-Sea NERFINISHED ⓘ Hampshire NERFINISHED ⓘ Havant NERFINISHED ⓘ Hilsea NERFINISHED ⓘ Lancing NERFINISHED ⓘ Littlehampton NERFINISHED ⓘ Nutbourne NERFINISHED ⓘ Portsmouth & Southsea NERFINISHED ⓘ Portsmouth Harbour NERFINISHED ⓘ Shoreham-by-Sea NERFINISHED ⓘ Southbourne NERFINISHED ⓘ Warblington NERFINISHED ⓘ West Sussex NERFINISHED ⓘ West Worthing NERFINISHED ⓘ Worthing NERFINISHED ⓘ |
| servicePattern |
semi-fast services
ⓘ
stopping services ⓘ |
| serviceType | passenger rail ⓘ |
| terminus |
Brighton railway station
NERFINISHED
ⓘ
Portsmouth & Southsea railway station NERFINISHED ⓘ Portsmouth Harbour railway station NERFINISHED ⓘ |
| trackGauge |
1435 mm
ⓘ
standard gauge ⓘ |
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: Brighton to Portsmouth line Description of subject: The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.