Blea Moor Tunnel
E516308
Blea Moor Tunnel is a major railway tunnel in North Yorkshire, England, carrying the Settle–Carlisle line beneath Blea Moor in the Yorkshire Dales.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Blea Moor Tunnel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5372388 — 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: Blea Moor Tunnel Context triple: [Settle–Carlisle line, hasTunnel, Blea Moor Tunnel]
-
A.
Blisworth Tunnel
Blisworth Tunnel is one of the longest navigable canal tunnels in Britain, carrying the Grand Union Canal beneath the Northamptonshire countryside.
-
B.
Harecastle Tunnel
Harecastle Tunnel is a historic and notoriously long canal tunnel in Staffordshire, England, known for its low, narrow passage and role in improving industrial-era transport on the Trent and Mersey Canal.
-
C.
Braunston Tunnel
Braunston Tunnel is a long 19th-century canal tunnel in Northamptonshire, England, forming a key part of the historic Grand Union Canal route.
-
D.
Butterley Tunnel
Butterley Tunnel is a historic 18th-century canal tunnel in Derbyshire, England, renowned as a major engineering work of the early British canal era.
-
E.
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.
- 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: Blea Moor Tunnel Target entity description: Blea Moor Tunnel is a major railway tunnel in North Yorkshire, England, carrying the Settle–Carlisle line beneath Blea Moor in the Yorkshire Dales.
-
A.
Blisworth Tunnel
Blisworth Tunnel is one of the longest navigable canal tunnels in Britain, carrying the Grand Union Canal beneath the Northamptonshire countryside.
-
B.
Harecastle Tunnel
Harecastle Tunnel is a historic and notoriously long canal tunnel in Staffordshire, England, known for its low, narrow passage and role in improving industrial-era transport on the Trent and Mersey Canal.
-
C.
Braunston Tunnel
Braunston Tunnel is a long 19th-century canal tunnel in Northamptonshire, England, forming a key part of the historic Grand Union Canal route.
-
D.
Butterley Tunnel
Butterley Tunnel is a historic 18th-century canal tunnel in Derbyshire, England, renowned as a major engineering work of the early British canal era.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | railway tunnel ⓘ |
| architecturalStyle | Victorian railway engineering ⓘ |
| builtBy | contractors for Midland Railway ⓘ |
| builtFor | Midland Railway NERFINISHED ⓘ |
| category |
Railway tunnels in North Yorkshire
ⓘ
Settle–Carlisle line NERFINISHED ⓘ Tunnels completed in 1875 ⓘ |
| constructionMethod | driven from multiple shafts ⓘ |
| constructionStart | 1870 ⓘ |
| country | England ⓘ |
| crossesUnder | Blea Moor plateau NERFINISHED ⓘ |
| electrification | not electrified ⓘ |
| gauge | standard gauge ⓘ |
| hasGradient | significant ruling gradient on approaches ⓘ |
| hasPortal |
north portal
ⓘ
south portal ⓘ |
| hasSignalling | controlled remotely ⓘ |
| hasVentilationShaft | yes ⓘ |
| historicCounty | Yorkshire NERFINISHED ⓘ |
| length |
about 2404 metres
ⓘ
about 2629 yards ⓘ |
| lineServed | Settle–Carlisle line NERFINISHED ⓘ |
| locatedIn |
North Yorkshire
ⓘ
Yorkshire Dales NERFINISHED ⓘ |
| locatedOn | Settle–Carlisle route between Ribblehead and Dent NERFINISHED ⓘ |
| locatedUnder | Blea Moor NERFINISHED ⓘ |
| maintainedBy | Network Rail NERFINISHED ⓘ |
| material | masonry lining ⓘ |
| near |
Dent
NERFINISHED
ⓘ
Ribblehead NERFINISHED ⓘ Ribblehead Viaduct NERFINISHED ⓘ |
| northPortalLocation | near Dent Head ⓘ |
| notableFor | being one of the major engineering works on the Settle–Carlisle line ⓘ |
| numberOfTracks | 2 ⓘ |
| opened | 1875 ⓘ |
| operator | Network Rail NERFINISHED ⓘ |
| owner | Network Rail NERFINISHED ⓘ |
| partOf | Settle–Carlisle railway NERFINISHED ⓘ |
| passesThrough | Blea Moor NERFINISHED ⓘ |
| railwayRegion | Northern England NERFINISHED ⓘ |
| region | Yorkshire and the Humber ⓘ |
| safetyFeatures | refuges in tunnel walls ⓘ |
| southPortalLocation | near Ribblehead ⓘ |
| status | in use ⓘ |
| terrain | upland moorland ⓘ |
| trackConfiguration | double track ⓘ |
| usedFor |
freight rail traffic
ⓘ
passenger rail traffic ⓘ |
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: Blea Moor Tunnel Description of subject: Blea Moor Tunnel is a major railway tunnel in North Yorkshire, England, carrying the Settle–Carlisle line beneath Blea Moor in the Yorkshire Dales.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.