Moffat Tunnel route
E113445
The Moffat Tunnel route is a historic rail line through the Rocky Mountains in Colorado, known for its long alpine tunnel and dramatic high-altitude scenery.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Moffat Tunnel route canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T960290 — 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: Moffat Tunnel route Context triple: [California Zephyr, traverses, Moffat Tunnel route]
-
A.
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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B.
Robertson Tunnel
Robertson Tunnel is a major light rail tunnel in Portland, Oregon, carrying MAX trains through the West Hills between downtown and the city’s western suburbs.
-
C.
Malinta Tunnel
Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
-
D.
Great North Road
Great North Road is a historic major route in England that connected London to Edinburgh and served as a key coaching and trade road for centuries.
-
E.
Clyde Tunnel
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
- 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: Moffat Tunnel route Target entity description: The Moffat Tunnel route is a historic rail line through the Rocky Mountains in Colorado, known for its long alpine tunnel and dramatic high-altitude scenery.
-
A.
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.
-
B.
Robertson Tunnel
Robertson Tunnel is a major light rail tunnel in Portland, Oregon, carrying MAX trains through the West Hills between downtown and the city’s western suburbs.
-
C.
Malinta Tunnel
Malinta Tunnel is a historic underground complex on Corregidor Island in the Philippines that served as a bomb-proof headquarters and hospital for American and Filipino forces during World War II.
-
D.
Great North Road
Great North Road is a historic major route in England that connected London to Edinburgh and served as a key coaching and trade road for centuries.
-
E.
Clyde Tunnel
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
rail corridor
ⓘ
railway line ⓘ |
| connects |
Denver
ⓘ
linked to:
Denver, Colorado
Fraser ⓘ Glenwood Springs ⓘ Granby ⓘ Grand Junction ⓘ
linked to:
Grand Junction, Colorado
Winter Park ⓘ |
| crosses | Continental Divide via Moffat Tunnel ⓘ |
| electrification | non-electrified ⓘ |
| follows | former Denver and Salt Lake Railway main line ⓘ |
| gauge | standard gauge ⓘ |
| hasMaximumElevationApprox | over 9,000 feet above sea level ⓘ |
| hasNotableFeature |
long continuous grades and curves typical of mountain rail lines
ⓘ
numerous bridges and short tunnels outside the main Moffat Tunnel ⓘ |
| hasPart | Moffat Tunnel ⓘ |
| historicallyBuiltFor |
Denver and Salt Lake Railway
ⓘ
linked to:
Denver and Rio Grande Western Railroad
|
| historicalOperator |
Denver and Rio Grande Western Railroad
ⓘ
Denver and Salt Lake Railway ⓘ
linked to:
Union Pacific Moffat Subdivision
|
| knownFor |
high-altitude scenery
ⓘ
long alpine tunnel ⓘ mountain railroading ⓘ |
| locatedIn |
Colorado
ⓘ
United States ⓘ
linked to:
United States of America
|
| namedAfter | Moffat Tunnel ⓘ |
| openedForThroughServiceViaTunnel | 1928 ⓘ |
| operatedBy | Union Pacific Railroad ⓘ |
| partOf |
Union Pacific Moffat Subdivision
ⓘ
transcontinental rail route between Chicago and the U.S. West Coast ⓘ |
| passesNear |
Winter Park Resort
ⓘ
linked to:
Winter Park
|
| passesThrough |
Byers Canyon
ⓘ
Colorado River canyon ⓘ Fraser River valley ⓘ
linked to:
Fraser River
Front Range of the Rocky Mountains ⓘ Glenwood Canyon ⓘ Gore Canyon ⓘ Moffat Tunnel under James Peak ⓘ |
| primaryUse | freight traffic ⓘ |
| region | north-central Colorado ⓘ |
| replaced | Rollins Pass route over the Continental Divide ⓘ |
| secondaryUse | passenger traffic ⓘ |
| traverses | Rocky Mountains ⓘ |
| usedBy |
Amtrak California Zephyr
ⓘ
linked to:
California Zephyr
Ski Train to Winter Park (historically) ⓘ historic Rio Grande Zephyr passenger train ⓘ |
| usesStructure | Moffat Tunnel ⓘ |
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: Moffat Tunnel route Description of subject: The Moffat Tunnel route is a historic rail line through the Rocky Mountains in Colorado, known for its long alpine tunnel and dramatic high-altitude scenery.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.