Union Pacific Moffat Subdivision

E488666

railroad line railway subdivision

The Union Pacific Moffat Subdivision is a major railroad line in Colorado that carries freight and passenger trains through the Rocky Mountains via the historic Moffat Tunnel and surrounding mountain passes.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (7)

Label	Occurrences
Denver and Salt Lake Railway main line	2
Denver and Rio Grande Western Railroad Moffat Route	1
Denver and Salt Lake Railway	1
Denver and Salt Lake Railway Rollins Pass route	1
Salt Lake City–Grand Junction rail corridor	1
Union Pacific Moffat Subdivision canonical	1
Union Pacific Railroad line through Moffat Tunnel	1

How this entity was disambiguated

This entity first appeared as the object of triple T5036827 — 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: Union Pacific Moffat Subdivision
Context triple: [Moffat Tunnel route, partOf, Union Pacific Moffat Subdivision]

A. BNSF Scenic Subdivision
The BNSF Scenic Subdivision is a major BNSF Railway line through Washington state’s Cascade Mountains, known for its steep grades, tunnels, and use by both freight and passenger trains.
B. BNSF Railway Monticello Subdivision
The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
C. Union Pacific Railroad Mojave Subdivision
The Union Pacific Railroad Mojave Subdivision is a freight rail line in Southern California that runs through the Mojave Desert, serving as a key east–west corridor for Union Pacific’s operations in the region.
D. Union Pacific West Line
The Union Pacific West Line is a commuter rail route in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, providing daily passenger service as part of the Metra system.
E. Union Pacific Railroad Niles Subdivision
The Union Pacific Railroad Niles Subdivision is a freight and passenger rail corridor in California’s East Bay and Tri-Valley region that carries both Union Pacific trains and commuter services such as the Altamont Corridor Express.
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: Union Pacific Moffat Subdivision
Target entity description: The Union Pacific Moffat Subdivision is a major railroad line in Colorado that carries freight and passenger trains through the Rocky Mountains via the historic Moffat Tunnel and surrounding mountain passes.

A. BNSF Scenic Subdivision
The BNSF Scenic Subdivision is a major BNSF Railway line through Washington state’s Cascade Mountains, known for its steep grades, tunnels, and use by both freight and passenger trains.
B. BNSF Railway Monticello Subdivision
The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
C. Union Pacific Railroad Mojave Subdivision
The Union Pacific Railroad Mojave Subdivision is a freight rail line in Southern California that runs through the Mojave Desert, serving as a key east–west corridor for Union Pacific’s operations in the region.
D. Union Pacific West Line
The Union Pacific West Line is a commuter rail route in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, providing daily passenger service as part of the Metra system.
E. Union Pacific Railroad Niles Subdivision
The Union Pacific Railroad Niles Subdivision is a freight and passenger rail corridor in California’s East Bay and Tri-Valley region that carries both Union Pacific trains and commuter services such as the Altamont Corridor Express.
F. None of above. chosen

Statements (38)

Predicate	Object
instanceOf	railroad line ⓘ railway subdivision ⓘ
alsoUsedFor	passenger rail service ⓘ
connects	Denver area ⓘ western Colorado and points west ⓘ
country	United States ⓘ linked to: United States of America
electrification	not electrified ⓘ
engineeringChallenge	harsh winter weather ⓘ high elevation ⓘ
freightOperator	Union Pacific Railroad ⓘ
geographicFeature	Continental Divide ⓘ
historicalPredecessor	Denver and Rio Grande Western Railroad Moffat Route ⓘ linked to: Union Pacific Moffat Subdivision Denver and Salt Lake Railway main line ⓘ linked to: Union Pacific Moffat Subdivision
historicalSignificance	key mountain crossing route in Colorado rail history ⓘ
hostsService	Amtrak California Zephyr ⓘ linked to: California Zephyr
includesStructure	Moffat Tunnel ⓘ
locatedIn	Colorado ⓘ
namedAfter	Moffat Tunnel ⓘ
notableFeature	numerous curves and tunnels ⓘ steep mountain grades ⓘ
operator	Union Pacific Railroad ⓘ
partOf	Union Pacific Railroad network ⓘ linked to: Union Pacific Railroad
partOfCorridor	transcontinental rail route across the Rockies ⓘ
passengerOperator	Amtrak ⓘ
passesThrough	Moffat Tunnel route under the Continental Divide ⓘ Rocky Mountains ⓘ
primaryUse	freight rail service ⓘ
railGauge	standard gauge ⓘ
railroadDivision	part of Union Pacific’s Colorado operations ⓘ
region	northern Colorado ⓘ linked to: Northern Colorado
safetySystem	wayside signals ⓘ
terrain	mountainous ⓘ
trackConfiguration	primarily single track with sidings ⓘ
trafficType	bulk commodities ⓘ intermodal freight ⓘ manifest freight ⓘ
traverses	Front Range of the Rocky Mountains ⓘ
usesTunnel	Moffat Tunnel ⓘ

How these facts were elicited