San Francisco Muni
E23810
San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
All labels observed (25)
How this entity was disambiguated
This entity first appeared as the object of triple T138223 — 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: San Francisco Muni Context triple: [Chinatown (San Francisco), publicTransit, San Francisco Muni]
-
A.
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.
-
B.
BART
BART (Bay Area Rapid Transit) is a major rapid transit system serving the San Francisco Bay Area, linking cities like San Francisco, Oakland, and Berkeley with surrounding suburbs and regional transit networks.
-
C.
Caltrain
Caltrain is a commuter rail service on the San Francisco Peninsula and in the Santa Clara Valley, connecting San Francisco to San Jose and Gilroy in California.
-
D.
San Francisco cable car system
The San Francisco cable car system is a historic manually operated streetcar network and iconic symbol of the city, known for its steep routes and status as the world’s last permanently operational cable car system.
-
E.
SamTrans
SamTrans is the public bus and paratransit agency serving San Mateo County and parts of the San Francisco Bay 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: San Francisco Muni Target entity description: San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
-
A.
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.
-
B.
BART
BART (Bay Area Rapid Transit) is a major rapid transit system serving the San Francisco Bay Area, linking cities like San Francisco, Oakland, and Berkeley with surrounding suburbs and regional transit networks.
-
C.
Caltrain
Caltrain is a commuter rail service on the San Francisco Peninsula and in the Santa Clara Valley, connecting San Francisco to San Jose and Gilroy in California.
-
D.
San Francisco cable car system
The San Francisco cable car system is a historic manually operated streetcar network and iconic symbol of the city, known for its steep routes and status as the world’s last permanently operational cable car system.
-
E.
SamTrans
SamTrans is the public bus and paratransit agency serving San Mateo County and parts of the San Francisco Bay Area.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
municipal railway
ⓘ
public transportation system ⓘ transit agency ⓘ |
| abbreviation | Muni ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| fareMedium |
Clipper card
ⓘ
mobile ticket ⓘ paper ticket ⓘ |
| fareSystem | proof-of-payment ⓘ |
| foundedBy |
San Francisco County
ⓘ
surface form:
City and County of San Francisco
|
| fullName |
San Francisco Muni
self-linksurface differs
ⓘ
surface form:
San Francisco Municipal Railway
|
| hasRouteType |
bus route
ⓘ
cable car line ⓘ historic streetcar line ⓘ light rail line ⓘ |
| headquartersLocation | San Francisco ⓘ |
| inception | 1912 ⓘ |
| isPartOf | San Francisco transportation network ⓘ |
| isPubliclyOwned | true ⓘ |
| languageOfServiceInformation |
Chinese
ⓘ
English ⓘ Spanish ⓘ |
| modeOfTransport |
bus
ⓘ
cable car ⓘ heritage streetcar ⓘ light rail ⓘ streetcar ⓘ trolleybus ⓘ |
| notableLine |
California Street line
ⓘ
surface form:
California Street cable car line
F Market & Wharves ⓘ J Church ⓘ K Ingleside ⓘ L Taraval ⓘ M Ocean View ⓘ N Judah ⓘ Powell–Hyde cable car line ⓘ Powell-Mason cable car line ⓘ
surface form:
Powell–Mason cable car line
T Third Street ⓘ |
| operatesInCity | San Francisco ⓘ |
| operatesInCountry |
United States of America
ⓘ
surface form:
United States
|
| operatesInCounty | San Francisco County ⓘ |
| operatesInState |
California, United States
ⓘ
surface form:
California
|
| operatesNetwork |
Muni F-Market & Wharves line
ⓘ
surface form:
F Market & Wharves historic streetcar line
San Francisco Muni self-linksurface differs ⓘ
surface form:
Muni Metro
San Francisco bus network ⓘ San Francisco cable car system ⓘ Muni bus network ⓘ
surface form:
San Francisco trolleybus network
|
| owner |
San Francisco County
ⓘ
surface form:
City and County of San Francisco
|
| parentAgency | San Francisco Municipal Transportation Agency ⓘ |
| primaryServiceArea |
San Francisco County
ⓘ
surface form:
City and County of San Francisco
|
| regionServed | San Francisco Bay Area ⓘ |
| serviceType |
local transit
ⓘ
urban transit ⓘ |
| shortName | Muni ⓘ |
| usesTicketingSystem | Clipper ⓘ |
| website | https://www.sfmta.com/muni ⓘ |
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: San Francisco Muni Description of subject: San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
Referenced by (182)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
San Francisco Municipal Railway
subject surface form:
San Francisco
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
Muni Metro
this entity surface form:
Muni Metro
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
San Francisco Muni light rail network
this entity surface form:
Muni Metro
this entity surface form:
Muni Metro
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
San Francisco Muni Metro
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
Muni Metro
this entity surface form:
Muni Metro
this entity surface form:
Muni Metro
this entity surface form:
Muni Metro
this entity surface form:
Muni Metro
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
Muni Metro
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
San Francisco Muni buses
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
San Francisco Municipal Railway network
this entity surface form:
San Francisco Municipal Railway bus services
this entity surface form:
San Francisco Municipal Railway network
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
San Francisco Municipal Railway
this entity surface form:
San Francisco Muni bus lines
this entity surface form:
San Francisco Municipal Railway