Box Tunnel
E281202
Box Tunnel is a historic railway tunnel in Wiltshire, England, engineered by Isambard Kingdom Brunel as part of the Great Western Railway and renowned for its ambitious 19th-century design and construction.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Box Tunnel canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2605120 — 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: Box Tunnel Context triple: [Isambard Kingdom Brunel, knownFor, Box Tunnel]
-
A.
Downtown Tunnel
The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
B.
The Tunnel
The Tunnel is a British-French crime drama television series that adapts the Scandinavian show The Bridge, centering on a joint investigation into murders discovered in the Channel Tunnel.
-
C.
Tunnel No. 2
Tunnel No. 2 is one of New York City’s major water distribution tunnels that helps convey drinking water from upstate reservoirs to the city’s boroughs.
-
D.
Tunnel Arch
Tunnel Arch is a natural sandstone arch formation in Utah’s Arches National Park, known for its distinctive tunnel-like opening visible from the park’s Devils Garden area.
-
E.
Tunnel No. 1
Tunnel No. 1 is a major water-supply tunnel that forms part of New York City’s underground distribution system.
- 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: Box Tunnel Target entity description: Box Tunnel is a historic railway tunnel in Wiltshire, England, engineered by Isambard Kingdom Brunel as part of the Great Western Railway and renowned for its ambitious 19th-century design and construction.
-
A.
Downtown Tunnel
The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
B.
The Tunnel
The Tunnel is a British-French crime drama television series that adapts the Scandinavian show The Bridge, centering on a joint investigation into murders discovered in the Channel Tunnel.
-
C.
Tunnel No. 2
Tunnel No. 2 is one of New York City’s major water distribution tunnels that helps convey drinking water from upstate reservoirs to the city’s boroughs.
-
D.
Tunnel Arch
Tunnel Arch is a natural sandstone arch formation in Utah’s Arches National Park, known for its distinctive tunnel-like opening visible from the park’s Devils Garden area.
-
E.
Tunnel No. 1
Tunnel No. 1 is a major water-supply tunnel that forms part of New York City’s underground distribution system.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
railway infrastructure
ⓘ
railway tunnel ⓘ |
| builtFor | Great Western Railway ⓘ |
| connects |
Box
ⓘ
Corsham ⓘ
linked to:
Corsham, Wiltshire
|
| constructionEnd | 1841 ⓘ |
| constructionMethod | shaft and heading excavation ⓘ |
| constructionStart | 1836 ⓘ |
| country | United Kingdom ⓘ |
| endPoint | Corsham, Wiltshire ⓘ |
| engineer | Isambard Kingdom Brunel ⓘ |
| gauge | standard gauge ⓘ |
| hasHeritageStatus | Grade II listed structure ⓘ |
| hasPortal |
eastern portal at Box
ⓘ
western portal near Corsham ⓘ |
| heritageDesignation | Grade II listed building ⓘ |
| heritageRegister |
National Heritage List for England
ⓘ
linked to:
National Heritage List for England entry
|
| length |
1.83 miles
ⓘ
2.9 kilometres ⓘ |
| lineUsed | Great Western Main Line ⓘ |
| locatedIn |
England
ⓘ
Wiltshire ⓘ |
| locatedNear |
Bath
ⓘ
Chippenham ⓘ |
| locatedOn | route between London and Bristol ⓘ |
| managedBy | Network Rail ⓘ |
| material |
Bath stone
ⓘ
masonry ⓘ |
| notableFor |
ambitious 19th-century engineering
ⓘ
difficult construction through limestone ridge ⓘ long straight alignment ⓘ |
| numberOfTracks | 2 ⓘ |
| opened | 1841 ⓘ |
| operator | Network Rail ⓘ |
| originalGauge | Brunel broad gauge ⓘ |
| owner | Network Rail ⓘ |
| partOf |
Great Western Main Line
ⓘ
Great Western Railway ⓘ Great Western Railway main route to the West Country ⓘ
linked to:
former Great Western Railway main lines
|
| passesThrough |
Box Hill
ⓘ
limestone ridge ⓘ |
| railwaySystem | National Rail ⓘ |
| region |
South West England
ⓘ
linked to:
southwest England
|
| startPoint |
Box, Wiltshire
ⓘ
linked to:
Box, Wiltshire, England
|
| status | in use ⓘ |
| 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: Box Tunnel Description of subject: Box Tunnel is a historic railway tunnel in Wiltshire, England, engineered by Isambard Kingdom Brunel as part of the Great Western Railway and renowned for its ambitious 19th-century design and construction.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.