Southern California Regional Rail Authority
E1434634
UNEXPLORED
The Southern California Regional Rail Authority is the public agency that oversees and operates Metrolink, the commuter rail system serving the Greater Los Angeles region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Southern California Regional Rail Authority canonical | 19 |
| Southern California Regional Rail system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20484083 — 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: Southern California Regional Rail Authority Context triple: [91/PV Line, operator, Southern California Regional Rail Authority]
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A.
Southern California Regional Rail Authority Board
The Southern California Regional Rail Authority Board is the governing body that oversees policy, planning, and operations for Metrolink commuter rail service across Southern California.
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B.
Los Angeles County Metropolitan Transportation Authority
The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
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C.
Southern California Regional Rail Network
The Southern California Regional Rail Network is a commuter rail system serving the Greater Los Angeles area and surrounding counties, connecting suburban communities with major urban centers.
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D.
Alameda Corridor Transportation Authority
The Alameda Corridor Transportation Authority is a public agency that developed and manages the Alameda Corridor freight rail expressway linking the Ports of Los Angeles and Long Beach to the national rail network.
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E.
Metrolink (Southern California)
Metrolink (Southern California) is a regional commuter rail system serving Los Angeles and surrounding counties, providing longer-distance transit connections across the Greater Los Angeles area.
- 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: Southern California Regional Rail Authority Target entity description: The Southern California Regional Rail Authority is the public agency that oversees and operates Metrolink, the commuter rail system serving the Greater Los Angeles region.
-
A.
Southern California Regional Rail Authority Board
The Southern California Regional Rail Authority Board is the governing body that oversees policy, planning, and operations for Metrolink commuter rail service across Southern California.
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B.
Los Angeles County Metropolitan Transportation Authority
The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
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C.
Southern California Regional Rail Network
The Southern California Regional Rail Network is a commuter rail system serving the Greater Los Angeles area and surrounding counties, connecting suburban communities with major urban centers.
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D.
Alameda Corridor Transportation Authority
The Alameda Corridor Transportation Authority is a public agency that developed and manages the Alameda Corridor freight rail expressway linking the Ports of Los Angeles and Long Beach to the national rail network.
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E.
Metrolink (Southern California)
Metrolink (Southern California) is a regional commuter rail system serving Los Angeles and surrounding counties, providing longer-distance transit connections across the Greater Los Angeles area.
- F. None of above. chosen
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
Santa Fe Springs Metrolink station
→
publicTransitSystem
→
Southern California Regional Rail Authority
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linked to: Southern California Regional Rail Authority