Cumberland Gap Tunnel (nearby modern route)
E808770
The Cumberland Gap Tunnel is a modern highway tunnel that carries U.S. Route 25E beneath the historic Cumberland Gap, providing a safer and more direct route between Kentucky and Tennessee.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cumberland Gap Tunnel (nearby modern route) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9600016 — 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: Cumberland Gap Tunnel (nearby modern route) Context triple: [Cumberland Gap, hasFeature, Cumberland Gap Tunnel (nearby modern route)]
-
A.
Tennessee Pass route
The Tennessee Pass route is a historic and steep railroad line crossing Colorado’s Continental Divide, long known as a key mountain passage for freight and passenger trains in the Rocky Mountains.
-
B.
Pikeville Cut-Through
Pikeville Cut-Through is a massive civil engineering project in Pikeville, Kentucky, that rerouted a river, railroad, and highway by cutting through a mountain to reduce flooding and traffic congestion.
-
C.
Thornton Gap entrance
Thornton Gap entrance is a primary access point on the eastern side of Shenandoah National Park, connecting visitors to Skyline Drive near Luray, Virginia.
-
D.
Sumner Tunnel
The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
-
E.
Summit Tunnel
Summit Tunnel is a historic railroad tunnel driven through the Sierra Nevada in California, notable for its challenging 19th-century construction as part of the First Transcontinental Railroad.
- 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: Cumberland Gap Tunnel (nearby modern route) Target entity description: The Cumberland Gap Tunnel is a modern highway tunnel that carries U.S. Route 25E beneath the historic Cumberland Gap, providing a safer and more direct route between Kentucky and Tennessee.
-
A.
Tennessee Pass route
The Tennessee Pass route is a historic and steep railroad line crossing Colorado’s Continental Divide, long known as a key mountain passage for freight and passenger trains in the Rocky Mountains.
-
B.
Pikeville Cut-Through
Pikeville Cut-Through is a massive civil engineering project in Pikeville, Kentucky, that rerouted a river, railroad, and highway by cutting through a mountain to reduce flooding and traffic congestion.
-
C.
Thornton Gap entrance
Thornton Gap entrance is a primary access point on the eastern side of Shenandoah National Park, connecting visitors to Skyline Drive near Luray, Virginia.
-
D.
Sumner Tunnel
The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
-
E.
Summit Tunnel
Summit Tunnel is a historic railroad tunnel driven through the Sierra Nevada in California, notable for its challenging 19th-century construction as part of the First Transcontinental Railroad.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | highway tunnel ⓘ |
| carries | U.S. Route 25E NERFINISHED ⓘ |
| connects |
Kentucky
NERFINISHED
ⓘ
Tennessee NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crossesUnder | Cumberland Gap NERFINISHED ⓘ |
| designedTo |
improve highway safety
ⓘ
reduce travel time across Cumberland Gap ⓘ |
| engineeringType | bored tunnel ⓘ |
| fundedBy | federal and state funds ⓘ |
| hasDirection |
northbound tube
ⓘ
southbound tube ⓘ |
| hasEmergencyExits | yes ⓘ |
| hasLanes | 4 ⓘ |
| hasLighting | yes ⓘ |
| hasNumberOfTubes | 2 ⓘ |
| hasVentilationSystem | yes ⓘ |
| isToll | no ⓘ |
| length |
approximately 0.9 miles
ⓘ
approximately 1.4 kilometers ⓘ |
| locatedIn |
Appalachian Mountains
NERFINISHED
ⓘ
Bell County, Kentucky NERFINISHED ⓘ Claiborne County, Tennessee NERFINISHED ⓘ Cumberland Gap NERFINISHED ⓘ Cumberland Gap National Historical Park NERFINISHED ⓘ |
| maintainedBy |
Kentucky Transportation Cabinet
NERFINISHED
ⓘ
Tennessee Department of Transportation NERFINISHED ⓘ |
| near |
Cumberland Gap Pass
NERFINISHED
ⓘ
Virginia state border ⓘ historic Wilderness Road route ⓘ |
| nearbyCity | Middlesboro, Kentucky NERFINISHED ⓘ |
| nearbyTown | Cumberland Gap, Tennessee NERFINISHED ⓘ |
| opened | 1996 ⓘ |
| openedBy | federal and state transportation agencies ⓘ |
| openedToTraffic | 1996 ⓘ |
| partOf |
U.S. Highway System
NERFINISHED
ⓘ
U.S. Route 25E corridor NERFINISHED ⓘ |
| passesThrough | Pine Mountain NERFINISHED ⓘ |
| passesUnder | state line between Kentucky and Tennessee ⓘ |
| purpose |
provide more direct route between Kentucky and Tennessee
ⓘ
provide safer route between Kentucky and Tennessee ⓘ |
| region |
Southern United States
ⓘ
surface form:
Southeastern United States
|
| replaced | surface highway route over Cumberland Gap ⓘ |
| status | in use ⓘ |
| trafficType | motor vehicles ⓘ |
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: Cumberland Gap Tunnel (nearby modern route) Description of subject: The Cumberland Gap Tunnel is a modern highway tunnel that carries U.S. Route 25E beneath the historic Cumberland Gap, providing a safer and more direct route between Kentucky and Tennessee.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.