Heathrow branch of the Piccadilly line
E989496
UNEXPLORED
The Heathrow branch of the Piccadilly line is the western arm of London Underground’s Piccadilly line that provides direct tube services between central London and Heathrow Airport.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Heathrow branch of the Piccadilly line canonical | 1 |
| Piccadilly line Heathrow branch | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12542259 — 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: Heathrow branch of the Piccadilly line Context triple: [Earls Court station, isOnBranch, Heathrow branch of the Piccadilly line]
-
A.
London Underground Metropolitan line
The London Underground Metropolitan line is one of the network’s oldest and longest lines, running from central London into the north-west suburbs and beyond into Buckinghamshire.
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B.
Jubilee line
The Jubilee line is a major London Underground line running across the city from northwest to east, serving key financial and commercial hubs including Canary Wharf.
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C.
West London line
The West London line is a north–south railway route in west London that connects Willesden Junction to Clapham Junction, used by both London Overground and other train operators.
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D.
North London line
The North London line is a key orbital railway route in London that runs across the northern part of the city, connecting numerous suburban areas and major interchange stations.
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E.
Heathrow Airport rail network
The Heathrow Airport rail network is the integrated system of rail and metro services that connect Heathrow’s terminals with central London and the wider UK 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: Heathrow branch of the Piccadilly line Target entity description: The Heathrow branch of the Piccadilly line is the western arm of London Underground’s Piccadilly line that provides direct tube services between central London and Heathrow Airport.
-
A.
London Underground Metropolitan line
The London Underground Metropolitan line is one of the network’s oldest and longest lines, running from central London into the north-west suburbs and beyond into Buckinghamshire.
-
B.
Jubilee line
The Jubilee line is a major London Underground line running across the city from northwest to east, serving key financial and commercial hubs including Canary Wharf.
-
C.
West London line
The West London line is a north–south railway route in west London that connects Willesden Junction to Clapham Junction, used by both London Overground and other train operators.
-
D.
North London line
The North London line is a key orbital railway route in London that runs across the northern part of the city, connecting numerous suburban areas and major interchange stations.
-
E.
Heathrow Airport rail network
The Heathrow Airport rail network is the integrated system of rail and metro services that connect Heathrow’s terminals with central London and the wider UK rail network.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Earls Court
linked to: Heathrow branch of the Piccadilly line