Union Pacific Los Angeles Subdivision
E1435696
UNEXPLORED
The Union Pacific Los Angeles Subdivision is a major freight rail line in Southern California that forms a key segment of Union Pacific’s north–south mainline between Los Angeles and the Pacific Northwest.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Union Pacific Railroad Los Angeles Subdivision | 2 |
| Union Pacific Los Angeles Subdivision canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20530662 — 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 Los Angeles Subdivision Context triple: [Los Angeles–Seattle rail corridor, usesRailLine, Union Pacific Los Angeles Subdivision]
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A.
Union Pacific Railroad Coast Subdivision
The Union Pacific Railroad Coast Subdivision is a key rail corridor in California that carries both freight and commuter services, including trains operated by the Altamont Corridor Express.
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B.
Union Pacific Valley Subdivision
The Union Pacific Valley Subdivision is a railroad line operated by Union Pacific that serves as a key freight corridor within its regional rail network.
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C.
Union Pacific Geneva Subdivision
The Union Pacific Geneva Subdivision is a major freight rail line in the Chicago area used by Union Pacific Railroad for both mainline operations and commuter rail services.
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D.
Union Pacific Railroad Fresno Subdivision
The Union Pacific Railroad Fresno Subdivision is a key freight and passenger rail corridor in California’s Central Valley that carries both Union Pacific trains and Altamont Corridor Express commuter services.
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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 Los Angeles Subdivision Target entity description: The Union Pacific Los Angeles Subdivision is a major freight rail line in Southern California that forms a key segment of Union Pacific’s north–south mainline between Los Angeles and the Pacific Northwest.
-
A.
Union Pacific Railroad Coast Subdivision
The Union Pacific Railroad Coast Subdivision is a key rail corridor in California that carries both freight and commuter services, including trains operated by the Altamont Corridor Express.
-
B.
Union Pacific Valley Subdivision
The Union Pacific Valley Subdivision is a railroad line operated by Union Pacific that serves as a key freight corridor within its regional rail network.
-
C.
Union Pacific Geneva Subdivision
The Union Pacific Geneva Subdivision is a major freight rail line in the Chicago area used by Union Pacific Railroad for both mainline operations and commuter rail services.
-
D.
Union Pacific Railroad Fresno Subdivision
The Union Pacific Railroad Fresno Subdivision is a key freight and passenger rail corridor in California’s Central Valley that carries both Union Pacific trains and Altamont Corridor Express commuter services.
-
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
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Union Pacific Los Angeles Subdivision
linked to: Union Pacific Los Angeles Subdivision