Bakerloo line
E60074
The Bakerloo line is a deep-level London Underground railway line running between Harrow & Wealdstone in northwest London and Elephant & Castle in south London, known for serving key central locations such as Baker Street, Oxford Circus, and Waterloo.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T474786 — 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: Bakerloo line Context triple: [London Underground, hasPart, Bakerloo line]
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A.
London Overground
London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
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B.
Bury Line
The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
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C.
London Underground
The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
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D.
Metropolitan Railway
The Metropolitan Railway was the pioneering underground railway in London and the world’s first urban underground passenger railway, forming the core of what became the London Underground.
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E.
Styal Line
The Styal Line is a suburban railway route in Greater Manchester, England, connecting central Manchester with Manchester Airport and surrounding areas.
- 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: Bakerloo line Target entity description: The Bakerloo line is a deep-level London Underground railway line running between Harrow & Wealdstone in northwest London and Elephant & Castle in south London, known for serving key central locations such as Baker Street, Oxford Circus, and Waterloo.
-
A.
London Overground
London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
-
B.
Bury Line
The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
-
C.
London Underground
The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
-
D.
Metropolitan Railway
The Metropolitan Railway was the pioneering underground railway in London and the world’s first urban underground passenger railway, forming the core of what became the London Underground.
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E.
Styal Line
The Styal Line is a suburban railway route in Greater Manchester, England, connecting central Manchester with Manchester Airport and surrounding areas.
- F. None of above. chosen
Statements (50)
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: Bakerloo line Description of subject: The Bakerloo line is a deep-level London Underground railway line running between Harrow & Wealdstone in northwest London and Elephant & Castle in south London, known for serving key central locations such as Baker Street, Oxford Circus, and Waterloo.
Referenced by (90)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bakerloo line and Victoria line
subject surface form:
West End
subject surface form:
Maida Vale Underground station
subject surface form:
Maida Vale
subject surface form:
Embankment Underground station
subject surface form:
Elephant and Castle tube station
this entity surface form:
Bakerloo line (nearby stations)
this entity surface form:
Bakerloo line between Regent's Park and Marylebone
subject surface form:
Willesden Junction station
subject surface form:
Victoria line
this entity surface form:
Bakerloo line between Harrow & Wealdstone and Elephant & Castle