Litton Tunnel
E632358
Litton Tunnel is a former railway tunnel in Derbyshire, England, now incorporated into the popular Monsal Trail walking and cycling route through the Peak District.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Litton Tunnel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6942745 — 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: Litton Tunnel Context triple: [Monsal Trail, hasTunnel, Litton Tunnel]
-
A.
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.
-
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.
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.
-
D.
Cosgrove Tunnel
Cosgrove Tunnel is a major water-supply conduit in Massachusetts that carries drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
-
E.
Malpas Tunnel
Malpas Tunnel is a historic canal tunnel in southern France, notable as one of the first navigable tunnels built for the Canal du Midi in the 17th century.
- 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: Litton Tunnel Target entity description: Litton Tunnel is a former railway tunnel in Derbyshire, England, now incorporated into the popular Monsal Trail walking and cycling route through the Peak District.
-
A.
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.
-
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.
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.
-
D.
Cosgrove Tunnel
Cosgrove Tunnel is a major water-supply conduit in Massachusetts that carries drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
-
E.
Malpas Tunnel
Malpas Tunnel is a historic canal tunnel in southern France, notable as one of the first navigable tunnels built for the Canal du Midi in the 17th century.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
former railway tunnel
ⓘ
railway tunnel ⓘ |
| constructionType | bored railway tunnel ⓘ |
| country | England ⓘ |
| currentUse | recreational trail tunnel ⓘ |
| formerFunction | part of a railway line linking Derbyshire with Manchester ⓘ |
| hasAccess |
cycle access
ⓘ
pedestrian access ⓘ |
| hasHeritageContext | industrial archaeology in the Peak District ⓘ |
| isTouristAttraction | true ⓘ |
| locatedIn |
Derbyshire
ⓘ
Peak District ⓘ |
| locatedOnRoute | Monsal Trail ⓘ |
| near |
Litton
ⓘ
Monsal Dale ⓘ |
| originalUse | main line railway tunnel ⓘ |
| partOf | former Midland Railway route through Monsal Dale ⓘ |
| region | East Midlands ⓘ |
| scenicArea |
Peak District National Park
ⓘ
linked to:
Peak District
|
| status |
disused railway infrastructure
ⓘ
open to the public ⓘ |
| trailNetwork |
National Cycle Network (via Monsal Trail)
ⓘ
linked to:
National Cycle Network
|
| trailType | multi‑use trail ⓘ |
| usedFor |
cycling
ⓘ
walking ⓘ |
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: Litton Tunnel Description of subject: Litton Tunnel is a former railway tunnel in Derbyshire, England, now incorporated into the popular Monsal Trail walking and cycling route through the Peak District.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.