Richmond–Millbrae line
E87165
The Richmond–Millbrae line is a Bay Area Rapid Transit (BART) service route in the San Francisco Bay Area that connects Richmond in the East Bay with Millbrae near San Francisco International Airport.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T664098 — 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: Richmond–Millbrae line Context triple: [BART, hasLine, Richmond–Millbrae line]
-
A.
Atherton line
The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
-
B.
Muni F-Market & Wharves line
The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
-
C.
Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
-
D.
Metro C Line
The Metro C Line is a light rail line in Los Angeles County that runs east–west, connecting Norwalk to Redondo Beach and serving key transit hubs including Los Angeles International Airport via shuttle.
-
E.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
- 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: Richmond–Millbrae line Target entity description: The Richmond–Millbrae line is a Bay Area Rapid Transit (BART) service route in the San Francisco Bay Area that connects Richmond in the East Bay with Millbrae near San Francisco International Airport.
-
A.
Atherton line
The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
-
B.
Muni F-Market & Wharves line
The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
-
C.
Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
-
D.
Metro C Line
The Metro C Line is a light rail line in Los Angeles County that runs east–west, connecting Norwalk to Redondo Beach and serving key transit hubs including Los Angeles International Airport via shuttle.
-
E.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Bay Area Rapid Transit service
ⓘ
commuter rail service ⓘ |
| colorOnSystemMap | red ⓘ |
| connectsRegion |
East Bay
ⓘ
San Francisco Peninsula ⓘ |
| connectsTerminusArea |
Millbrae station
ⓘ
surface form:
Millbrae Intermodal Terminal area
Richmond BART station area ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | third rail 1000 V DC ⓘ |
| fareSystem | distance-based fare ⓘ |
| interchangeWith |
AC Transit at East Bay stations
ⓘ
Amtrak Capitol Corridor at Richmond station ⓘ Amtrak San Joaquins at Richmond station ⓘ Caltrain at Millbrae station ⓘ SamTrans ⓘ
surface form:
SamTrans at Millbrae station
San Francisco Muni ⓘ
surface form:
San Francisco Municipal Railway (Muni Metro and buses) at San Francisco stations
|
| locatedIn | San Francisco Bay Area ⓘ |
| operator |
BART
ⓘ
surface form:
Bay Area Rapid Transit
|
| owner |
San Francisco Bay Area Rapid Transit District
ⓘ
surface form:
Bay Area Rapid Transit District
|
| ownerOfInfrastructure | BART mainline tracks used by the service ⓘ |
| partOfNetwork | BART Yellow Line trunk through downtown Oakland and San Francisco ⓘ |
| passesThrough |
Berkeley
ⓘ
Colma ⓘ Downtown Oakland ⓘ Downtown San Francisco ⓘ El Cerrito ⓘ San Bruno ⓘ South San Francisco ⓘ |
| rollingStock |
BART
ⓘ
surface form:
BART A series cars
BART ⓘ
surface form:
BART B series cars
BART ⓘ
surface form:
BART C series cars
BART ⓘ
surface form:
BART D series cars
BART ⓘ
surface form:
BART E series cars
|
| servesCity |
Berkeley
ⓘ
surface form:
Berkeley, California
Millbrae ⓘ
surface form:
Millbrae, California
Oakland ⓘ
surface form:
Oakland, California
Richmond, California ⓘ San Francisco, California, United States of America ⓘ
surface form:
San Francisco, California
|
| servesFacility | San Francisco International Airport (via transfer at San Bruno or Millbrae) ⓘ |
| serviceType | all-stations stopping service ⓘ |
| system |
BART
ⓘ
surface form:
Bay Area Rapid Transit
|
| terminus |
Millbrae station
ⓘ
Richmond station ⓘ |
| trackGauge | broad gauge 1676 mm ⓘ |
| usesInfrastructure |
BART Silicon Valley extension
ⓘ
surface form:
BART Peninsula extension
Richmond–Millbrae line self-linksurface differs ⓘ
surface form:
BART Richmond Branch
Transbay Tube ⓘ |
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: Richmond–Millbrae line Description of subject: The Richmond–Millbrae line is a Bay Area Rapid Transit (BART) service route in the San Francisco Bay Area that connects Richmond in the East Bay with Millbrae near San Francisco International Airport.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Richmond–Daly City/Millbrae line
this entity surface form:
BART Richmond–Millbrae+SFO line
this entity surface form:
BART Richmond–Millbrae+SFO line
this entity surface form:
BART Richmond–Daly City/Millbrae line
subject surface form:
Richmond, California
this entity surface form:
BART Richmond–Millbrae line
subject surface form:
Richmond, California
this entity surface form:
BART Richmond–Daly City line
this entity surface form:
BART Richmond–Millbrae+SFO line
this entity surface form:
BART Richmond–Fremont line
this entity surface form:
Richmond–Oakland–San Francisco–Peninsula BART corridor
this entity surface form:
BART Richmond–Millbrae line
this entity surface form:
BART Richmond–Daly City/Millbrae line
this entity surface form:
BART Richmond line
this entity surface form:
Richmond–Millbrae+SFO line
this entity surface form:
BART Richmond–Millbrae+SFO line
this entity surface form:
BART Richmond–Daly City/Millbrae line
this entity surface form:
BART Richmond Branch
this entity surface form:
BART Richmond–Millbrae line
this entity surface form:
BART Richmond–Millbrae+SFO line
this entity surface form:
Richmond–Daly City/Millbrae line
this entity surface form:
Richmond–Millbrae+SFO line
this entity surface form:
Richmond–Daly City/Millbrae line