Alameda Corridor Transportation Authority
E522653
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alameda Corridor Transportation Authority canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5484772 — 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: Alameda Corridor Transportation Authority Context triple: [Mid-Corridor Trench, associatedWith, Alameda Corridor Transportation Authority]
-
A.
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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B.
Santa Clara Valley Transportation Authority
The Santa Clara Valley Transportation Authority is the public transit agency that operates bus, light rail, and related transportation services throughout Santa Clara County in California’s Silicon Valley.
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C.
Sacramento Regional Transit
Sacramento Regional Transit is the public transportation agency serving the Sacramento, California metropolitan area with light rail and bus services.
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D.
Solano Transportation Authority
Solano Transportation Authority is a public agency that plans, funds, and coordinates transportation projects and services within Solano County, California.
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E.
Alameda Corridor
The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
- 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: Alameda Corridor Transportation Authority Target entity description: 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.
-
A.
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.
-
B.
Santa Clara Valley Transportation Authority
The Santa Clara Valley Transportation Authority is the public transit agency that operates bus, light rail, and related transportation services throughout Santa Clara County in California’s Silicon Valley.
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C.
Sacramento Regional Transit
Sacramento Regional Transit is the public transportation agency serving the Sacramento, California metropolitan area with light rail and bus services.
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D.
Solano Transportation Authority
Solano Transportation Authority is a public agency that plans, funds, and coordinates transportation projects and services within Solano County, California.
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E.
Alameda Corridor
The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
joint powers authority
ⓘ
public agency ⓘ |
| associatedWith |
freight rail expressway
ⓘ
goods movement in Southern California ⓘ |
| collaboratesWith |
Port of Long Beach
ⓘ
Port of Los Angeles ⓘ freight railroads ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| developed | Alameda Corridor ⓘ |
| focusesOn |
congestion reduction
ⓘ
freight rail capacity ⓘ grade separation along Alameda Corridor ⓘ port access ⓘ rail safety ⓘ |
| governingBodyType | joint powers authority of local agencies ⓘ |
| handles | freight rail traffic ⓘ |
| hasJurisdictionOver | Alameda Corridor rail right-of-way ⓘ |
| industry | transportation infrastructure ⓘ |
| linksTo | national rail network ⓘ |
| locatedIn | Los Angeles County ⓘ |
| manages | Alameda Corridor ⓘ |
| modeOfTransport | rail ⓘ |
| objective |
consolidate port rail traffic into dedicated corridor
ⓘ
improve efficiency of cargo movement from ports to inland rail network ⓘ reduce rail-related road congestion near ports ⓘ |
| projectType | rail infrastructure ⓘ |
| purpose | develop and manage Alameda Corridor freight rail expressway ⓘ |
| regionServed |
Los Angeles Basin
ⓘ
Southern California ⓘ |
| responsibleFor |
financing of Alameda Corridor
ⓘ
maintenance of Alameda Corridor ⓘ operations of Alameda Corridor ⓘ |
| sector | freight rail transportation ⓘ |
| serves |
Port of Long Beach
ⓘ
Port of Los Angeles ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
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: Alameda Corridor Transportation Authority Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.