Union Pacific Railroad
E2147
Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
All labels observed (35)
How this entity was disambiguated
This entity first appeared as the object of triple T9211 — 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.
Target entity: Union Pacific Railroad Context triple: [Council Bluffs, Iowa, servedByRailroad, Union Pacific Railroad]
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A.
Pennsylvania Railroad Company
The Pennsylvania Railroad Company was one of the largest and most influential American railroads of the 19th and early 20th centuries, playing a central role in the industrial development of the United States.
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B.
Amtrak
Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
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C.
Carnegie Steel Company
Carnegie Steel Company was a dominant late-19th-century American steel producer that played a central role in the expansion of the U.S. steel industry and the rise of modern industrial capitalism.
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D.
United States Steel Corporation
United States Steel Corporation is a major American steel-producing company formed in 1901 through the consolidation of several steel businesses, becoming the world’s first billion-dollar corporation.
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E.
Tennessee Valley Authority
The Tennessee Valley Authority is a federally owned U.S. corporation created during the New Deal to provide regional economic development, flood control, and electricity generation in the Tennessee Valley.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Union Pacific Railroad Target entity description: Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
-
A.
Pennsylvania Railroad Company
The Pennsylvania Railroad Company was one of the largest and most influential American railroads of the 19th and early 20th centuries, playing a central role in the industrial development of the United States.
-
B.
Amtrak
Amtrak is the United States’ national passenger railroad service, operating intercity and long-distance trains across much of the country.
-
C.
Carnegie Steel Company
Carnegie Steel Company was a dominant late-19th-century American steel producer that played a central role in the expansion of the U.S. steel industry and the rise of modern industrial capitalism.
-
D.
United States Steel Corporation
United States Steel Corporation is a major American steel-producing company formed in 1901 through the consolidation of several steel businesses, becoming the world’s first billion-dollar corporation.
-
E.
Caltrain
Caltrain is a commuter rail service on the San Francisco Peninsula and in the Santa Clara Valley, connecting San Francisco to San Jose and Gilroy in California.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Class I railroad
ⓘ
freight railroad ⓘ public company ⓘ |
| BaileyYardFunction | world’s largest railroad classification yard ⓘ |
| competesWith | BNSF Railway ⓘ |
| connectsTo |
Canadian railroads
ⓘ
Mexican railroads ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| formerPassengerService | streamliner trains ⓘ |
| foundedBy | Union Pacific Railway Act of 1862 ⓘ |
| foundingDate | 1862 ⓘ |
| foundingLocation |
United States of America
ⓘ
surface form:
United States
|
| hasLogoFeature | shield design ⓘ |
| hasMainHub | North Platte, Nebraska ⓘ |
| hasMotto | Building America ⓘ |
| headquartersLocation | Omaha, Nebraska ⓘ |
| industry |
freight transportation
ⓘ
rail transport ⓘ |
| listedOn | New York Stock Exchange ⓘ |
| networkCoverage | western two-thirds of the United States ⓘ |
| operates |
automotive trains
ⓘ
freight trains ⓘ intermodal trains ⓘ manifest freight trains ⓘ unit coal trains ⓘ |
| operatesFacility | Bailey Yard ⓘ |
| operatesInRegion |
Gulf Coast of the United States
ⓘ
Midwestern United States ⓘ western United States ⓘ |
| owns | freight rail network ⓘ |
| parentCompany |
Union Pacific Railroad
self-linksurface differs
ⓘ
surface form:
Union Pacific Corporation
|
| playsRoleIn | transcontinental rail freight ⓘ |
| precededBy |
Union Pacific Railroad
self-linksurface differs
ⓘ
surface form:
Union Pacific Railway
|
| primaryCargo |
automobiles
ⓘ
chemicals ⓘ coal ⓘ grain ⓘ industrial products ⓘ intermodal containers ⓘ |
| reportingMarks |
UP
ⓘ
UPP ⓘ UPY ⓘ |
| safetyFocus | Positive Train Control implementation ⓘ |
| servesPort |
Port of Houston
ⓘ
Port of Long Beach ⓘ Port of Los Angeles ⓘ Port of Oakland ⓘ |
| successorTo |
Union Pacific Railroad
self-linksurface differs
ⓘ
surface form:
original Union Pacific Rail Road
|
| tickerSymbolOfParent | UNP ⓘ |
| trackGauge | standard gauge ⓘ |
| usesLocomotiveType | diesel-electric locomotives ⓘ |
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.
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.
Subject: Union Pacific Railroad Description of subject: Union Pacific Railroad is one of the largest freight rail networks in the United States, operating an extensive system that spans the western two-thirds of the country.
Referenced by (352)
Full triples — surface form annotated when it differs from this entity's canonical label.