London to Norwich main line
E634477
The London to Norwich main line is a key intercity railway route in eastern England linking the capital with the city of Norwich and serving major towns across East Anglia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| London to Norwich main line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6996385 — 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: London to Norwich main line Context triple: [Great Eastern Railway, operatedRoute, London to Norwich main line]
-
A.
West Anglia Main Line
The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
-
B.
Waterloo to Southampton main line
The Waterloo to Southampton main line is a key railway route in southern England linking London Waterloo with the port city of Southampton, serving major commuter and intercity traffic.
-
C.
Norwich–Great Yarmouth line
The Norwich–Great Yarmouth line is a regional railway route in Norfolk, England, linking the city of Norwich with the coastal town of Great Yarmouth.
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D.
Waterloo to Bournemouth and Weymouth line
The Waterloo to Bournemouth and Weymouth line is a major south-western English railway route linking London Waterloo with the coastal towns of Bournemouth and Weymouth.
-
E.
Manchester–London main line
The Manchester–London main line is a major intercity railway corridor in England connecting Manchester with London and forming part of the core north–south rail network.
- 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: London to Norwich main line Target entity description: The London to Norwich main line is a key intercity railway route in eastern England linking the capital with the city of Norwich and serving major towns across East Anglia.
-
A.
West Anglia Main Line
The West Anglia Main Line is a major railway route in eastern England that connects London with Cambridge and other destinations in the East of England.
-
B.
Waterloo to Southampton main line
The Waterloo to Southampton main line is a key railway route in southern England linking London Waterloo with the port city of Southampton, serving major commuter and intercity traffic.
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C.
Norwich–Great Yarmouth line
The Norwich–Great Yarmouth line is a regional railway route in Norfolk, England, linking the city of Norwich with the coastal town of Great Yarmouth.
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D.
Waterloo to Bournemouth and Weymouth line
The Waterloo to Bournemouth and Weymouth line is a major south-western English railway route linking London Waterloo with the coastal towns of Bournemouth and Weymouth.
-
E.
Manchester–London main line
The Manchester–London main line is a major intercity railway corridor in England connecting Manchester with London and forming part of the core north–south rail network.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
intercity railway route
ⓘ
railway line ⓘ |
| connects | London and Norwich NERFINISHED ⓘ |
| connectsCapitalToRegion | London and East Anglia NERFINISHED ⓘ |
| connectsToNetworkAt |
Colchester
NERFINISHED
ⓘ
Ipswich NERFINISHED ⓘ London Liverpool Street NERFINISHED ⓘ Norwich railway station NERFINISHED ⓘ Stratford, London NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| electrification | 25 kV AC overhead ⓘ |
| formsPartOf | Great Eastern Main Line NERFINISHED ⓘ |
| gauge | 1435 mm ⓘ |
| geographicDirection | southwest–northeast ⓘ |
| hasServiceType |
fast services
ⓘ
stopping services ⓘ |
| historicalOperator |
Anglia Railways
NERFINISHED
ⓘ
British Rail NERFINISHED ⓘ National Express East Anglia NERFINISHED ⓘ |
| lineSpeedCategory | main line ⓘ |
| locatedIn | England ⓘ |
| locatedInRegion | East Anglia NERFINISHED ⓘ |
| majorTownServed |
Chelmsford
NERFINISHED
ⓘ
Colchester NERFINISHED ⓘ Diss NERFINISHED ⓘ Ipswich NERFINISHED ⓘ Manningtree NERFINISHED ⓘ Stratford, London NERFINISHED ⓘ |
| partOfNetwork | National Rail NERFINISHED ⓘ |
| primaryOperator | Greater Anglia NERFINISHED ⓘ |
| railSystem | British railway system ⓘ |
| regionServed |
Essex
NERFINISHED
ⓘ
Norfolk ⓘ Suffolk NERFINISHED ⓘ |
| servesCity |
London
NERFINISHED
ⓘ
Norwich NERFINISHED ⓘ |
| servesRegion | East Anglia NERFINISHED ⓘ |
| terminus |
London
NERFINISHED
ⓘ
Norwich NERFINISHED ⓘ |
| terminusStation |
London Liverpool Street
NERFINISHED
ⓘ
Norwich railway station NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| usedFor |
commuter services
ⓘ
intercity services ⓘ passenger services ⓘ |
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: London to Norwich main line Description of subject: The London to Norwich main line is a key intercity railway route in eastern England linking the capital with the city of Norwich and serving major towns across East Anglia.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.