Heathrow tunnel
E1526614
UNEXPLORED
The Heathrow tunnel is a railway tunnel in West London that carries trains between Heathrow Airport and the national rail network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Heathrow Tunnel | 1 |
| Heathrow tunnel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T22251265 — 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 tunnel Context triple: [Heathrow Connect, lineUsed, Heathrow tunnel]
-
A.
North Downs Tunnel
North Downs Tunnel is a major railway tunnel in southeast England that carries High Speed 1 beneath the North Downs hills.
-
B.
Hindhead Tunnel
Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
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C.
Severn Tunnel
Severn Tunnel is a major railway tunnel in the United Kingdom that runs beneath the River Severn, linking South West England with South Wales.
-
D.
Dartford Tunnel
The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
-
E.
Caldecott Tunnel
The Caldecott Tunnel is a major highway tunnel in the San Francisco Bay Area that carries traffic through the Berkeley Hills between Oakland and Contra Costa County.
- 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 tunnel Target entity description: The Heathrow tunnel is a railway tunnel in West London that carries trains between Heathrow Airport and the national rail network.
-
A.
North Downs Tunnel
North Downs Tunnel is a major railway tunnel in southeast England that carries High Speed 1 beneath the North Downs hills.
-
B.
Hindhead Tunnel
Hindhead Tunnel is a major road tunnel in Surrey, England, carrying the A3 beneath the Devil’s Punch Bowl to improve traffic flow and reduce environmental impact on the surrounding countryside.
-
C.
Severn Tunnel
Severn Tunnel is a major railway tunnel in the United Kingdom that runs beneath the River Severn, linking South West England with South Wales.
-
D.
Dartford Tunnel
The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
-
E.
Caldecott Tunnel
The Caldecott Tunnel is a major highway tunnel in the San Francisco Bay Area that carries traffic through the Berkeley Hills between Oakland and Contra Costa County.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Heathrow tunnel