Yellow Line
E627701
The Yellow Line is a Bay Area Rapid Transit (BART) service route that runs between Antioch in the East Bay and San Francisco International Airport/Millbrae on the San Francisco Peninsula.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yellow Line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6896519 — 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: Yellow Line Context triple: [BART Antioch–SFO+Millbrae line, alsoKnownAs, Yellow Line]
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A.
Yellow Line
The Yellow Line is one of the color-coded rapid transit routes in the Washington Metro system, running primarily in a north–south direction and serving key areas in Washington, D.C. and Northern Virginia.
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B.
Yellow Line
The Yellow Line is one of the primary passenger rail routes of the Tyne and Wear Metro rapid transit system serving the Newcastle upon Tyne area in North East England.
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C.
Yellow Line
The Yellow Line is a designated route within the Baltimore Light Rail system that serves as one of its primary color-coded service lines.
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D.
Yellow Line
The Yellow Line is Budapest’s historic Metro Line 1, one of the world’s oldest underground railway lines and a key route running beneath Andrássy Avenue.
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E.
Yellow Line
The Yellow Line is a rapid transit route in Chicago's 'L' system that connects the northern suburb of Skokie to the city's 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: Yellow Line Target entity description: The Yellow Line is a Bay Area Rapid Transit (BART) service route that runs between Antioch in the East Bay and San Francisco International Airport/Millbrae on the San Francisco Peninsula.
-
A.
Yellow Line
The Yellow Line is one of the color-coded rapid transit routes in the Washington Metro system, running primarily in a north–south direction and serving key areas in Washington, D.C. and Northern Virginia.
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B.
Yellow Line
The Yellow Line is a designated route within the Baltimore Light Rail system that serves as one of its primary color-coded service lines.
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C.
Yellow Line
The Yellow Line is a rapid transit route in Chicago's 'L' system that connects the northern suburb of Skokie to the city's rail network.
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D.
Yellow Line
The Yellow Line is a short but crucial Montreal Metro route that links the city’s downtown to the South Shore, including access to Île Sainte-Hélène and major event venues.
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E.
Yellow Line
The Yellow Line is a major corridor of Bengaluru’s Namma Metro system designed to improve north–south connectivity across the city.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
BART service
ⓘ
rapid transit service route ⓘ |
| color | yellow ⓘ |
| connectsCity |
Antioch
NERFINISHED
ⓘ
Bay Point NERFINISHED ⓘ Concord NERFINISHED ⓘ Lafayette NERFINISHED ⓘ Millbrae NERFINISHED ⓘ Oakland NERFINISHED ⓘ Orinda NERFINISHED ⓘ Pittsburg NERFINISHED ⓘ San Bruno NERFINISHED ⓘ San Francisco NERFINISHED ⓘ Walnut Creek NERFINISHED ⓘ |
| connectsTo |
Antioch eBART segment
NERFINISHED
ⓘ
Millbrae Intermodal Terminal NERFINISHED ⓘ San Francisco International Airport NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses | San Francisco Bay NERFINISHED ⓘ |
| electrification | third rail ⓘ |
| electrificationVoltage | 1000 V DC ⓘ |
| fareSystem | distance-based fare ⓘ |
| hasServicePattern | Antioch–SFO/Millbrae NERFINISHED ⓘ |
| modeOfTransport | rail ⓘ |
| operator | Bay Area Rapid Transit NERFINISHED ⓘ |
| owner | San Francisco Bay Area Rapid Transit District NERFINISHED ⓘ |
| partOfNetwork | Transbay BART services ⓘ |
| regionServed | San Francisco Bay Area ⓘ |
| servesArea |
Alameda County
NERFINISHED
ⓘ
Contra Costa County NERFINISHED ⓘ East Bay NERFINISHED ⓘ San Francisco County NERFINISHED ⓘ San Francisco Peninsula NERFINISHED ⓘ San Mateo County NERFINISHED ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| system | Bay Area Rapid Transit NERFINISHED ⓘ |
| terminus |
Antioch station
NERFINISHED
ⓘ
Millbrae station NERFINISHED ⓘ San Francisco International Airport station NERFINISHED ⓘ |
| trackGauge | broad gauge ⓘ |
| usesRollingStock |
BART A car
ⓘ
BART B car NERFINISHED ⓘ BART C1 car NERFINISHED ⓘ BART C2 car NERFINISHED ⓘ BART D car NERFINISHED ⓘ BART E car NERFINISHED ⓘ |
| usesStructure | Transbay Tube NERFINISHED ⓘ |
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: Yellow Line Description of subject: The Yellow Line is a Bay Area Rapid Transit (BART) service route that runs between Antioch in the East Bay and San Francisco International Airport/Millbrae on the San Francisco Peninsula.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.