Union Pacific Yard
E128186
Union Pacific Yard is a rail yard facility operated by the Union Pacific Railroad for organizing, storing, and dispatching freight trains and rolling stock.
All labels observed (8)
How this entity was disambiguated
This entity first appeared as the object of triple T1114486 — 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 Yard Context triple: [UPY, fullName, Union Pacific Yard]
-
A.
Barstow Yard
Barstow Yard is a major railroad classification and freight yard in Barstow, California, serving as a key hub for train operations in the region.
-
B.
Union Pacific Railroad Museum
The Union Pacific Railroad Museum is a history museum in Council Bluffs, Iowa, dedicated to preserving and showcasing the heritage of the Union Pacific Railroad and American railroading.
-
C.
Kelso Depot
Kelso Depot is a historic former railroad station and visitor center in California’s Mojave Desert, notable for its Spanish Mission Revival architecture and role in serving travelers and workers along the Union Pacific Railroad.
-
D.
Great Overland Station
Great Overland Station is a historic former railroad depot in Topeka, Kansas, now serving as a restored landmark and community event center.
-
E.
Laramie station
Laramie station is a former Chicago Transit Authority 'L' rapid transit stop on the Green Line located in Chicago, Illinois.
- 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 Yard Target entity description: Union Pacific Yard is a rail yard facility operated by the Union Pacific Railroad for organizing, storing, and dispatching freight trains and rolling stock.
-
A.
Barstow Yard
Barstow Yard is a major railroad classification and freight yard in Barstow, California, serving as a key hub for train operations in the region.
-
B.
Union Pacific Railroad Museum
The Union Pacific Railroad Museum is a history museum in Council Bluffs, Iowa, dedicated to preserving and showcasing the heritage of the Union Pacific Railroad and American railroading.
-
C.
Kelso Depot
Kelso Depot is a historic former railroad station and visitor center in California’s Mojave Desert, notable for its Spanish Mission Revival architecture and role in serving travelers and workers along the Union Pacific Railroad.
-
D.
Great Overland Station
Great Overland Station is a historic former railroad depot in Topeka, Kansas, now serving as a restored landmark and community event center.
-
E.
Laramie station
Laramie station is a former Chicago Transit Authority 'L' rapid transit stop on the Green Line located in Chicago, Illinois.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport facility
ⓘ
rail yard ⓘ |
| associatedWith |
freight rail operations
ⓘ
logistics ⓘ supply chain ⓘ |
| category | Rail yards in the United States ⓘ |
| hasActivity |
locomotive movements
ⓘ
railcar classification ⓘ railcar inspection ⓘ switching operations ⓘ train break-down ⓘ train inspection ⓘ train make-up ⓘ |
| hasInfrastructure |
arrival tracks
ⓘ
classification tracks ⓘ communication systems ⓘ departure tracks ⓘ locomotive servicing facilities ⓘ maintenance tracks ⓘ signal systems ⓘ switches ⓘ turnouts ⓘ yard office ⓘ |
| hasRollingStock |
freight cars
ⓘ
locomotives ⓘ |
| industry | rail freight transportation ⓘ |
| locatedIn |
United States
ⓘ
linked to:
United States of America
|
| operator | Union Pacific Railroad ⓘ |
| ownedBy | Union Pacific Railroad ⓘ |
| partOf |
Union Pacific Railroad network
ⓘ
linked to:
Union Pacific Railroad
|
| purpose |
breaking down arriving freight trains
ⓘ
dispatching outbound trains ⓘ organizing freight cars into trains ⓘ temporary storage of railcars ⓘ |
| railroad | Union Pacific Railroad ⓘ |
| safetyFocus |
equipment safety
ⓘ
train handling safety ⓘ worker safety ⓘ |
| transportMode | rail ⓘ |
| usedBy |
freight trains
ⓘ
railroad employees ⓘ switching locomotives ⓘ |
| usedFor |
freight train assembly
ⓘ
freight train classification ⓘ freight train dispatching ⓘ freight train storage ⓘ rolling stock sorting ⓘ rolling stock storage ⓘ |
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: Union Pacific Yard Description of subject: Union Pacific Yard is a rail yard facility operated by the Union Pacific Railroad for organizing, storing, and dispatching freight trains and rolling stock.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Union Pacific Yard
linked to: Union Pacific Yard
linked to: Union Pacific Yard
linked to: Union Pacific Yard
linked to: Union Pacific Yard
linked to: Union Pacific Yard
Santa Teresa Port of Entry
→
nearbyInfrastructure
→
Union Pacific intermodal rail facility at Santa Teresa
ⓘ
linked to: Union Pacific Yard
linked to: Union Pacific Yard