San Mateo County transportation system
E914541
The San Mateo County transportation system is the integrated network of public transit, roads, and related infrastructure that serves residents and commuters throughout San Mateo County, California.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Mateo County transportation system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11254727 — 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 Mateo County transportation system Context triple: [San Mateo County Transportation Authority, partOf, San Mateo County transportation system]
-
A.
Santa Clara County transportation system
The Santa Clara County transportation system is an integrated network of public transit services, roadways, and supporting facilities that connects communities throughout the county, including cities like San Jose, Santa Clara, and Sunnyvale.
-
B.
San Mateo County Transportation Authority
The San Mateo County Transportation Authority is a public agency responsible for planning, funding, and delivering transportation and congestion-relief projects within San Mateo County, California.
-
C.
San Mateo County Transit District
San Mateo County Transit District is the public agency that oversees and manages bus and other transit services in San Mateo County, California.
-
D.
San Mateo County Regional Trails System
The San Mateo County Regional Trails System is a planned network of interconnected multi-use trails in San Mateo County, California, designed to link parks, open spaces, and communities for recreation and non-motorized transportation.
-
E.
Yolo County Transportation District
Yolo County Transportation District is a public transit agency in Yolo County, California, responsible for operating local and intercity bus services and participating in regional transportation planning.
- 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 Mateo County transportation system Target entity description: The San Mateo County transportation system is the integrated network of public transit, roads, and related infrastructure that serves residents and commuters throughout San Mateo County, California.
-
A.
Santa Clara County transportation system
The Santa Clara County transportation system is an integrated network of public transit services, roadways, and supporting facilities that connects communities throughout the county, including cities like San Jose, Santa Clara, and Sunnyvale.
-
B.
San Mateo County Transportation Authority
The San Mateo County Transportation Authority is a public agency responsible for planning, funding, and delivering transportation and congestion-relief projects within San Mateo County, California.
-
C.
San Mateo County Transit District
San Mateo County Transit District is the public agency that oversees and manages bus and other transit services in San Mateo County, California.
-
D.
San Mateo County Regional Trails System
The San Mateo County Regional Trails System is a planned network of interconnected multi-use trails in San Mateo County, California, designed to link parks, open spaces, and communities for recreation and non-motorized transportation.
-
E.
Yolo County Transportation District
Yolo County Transportation District is a public transit agency in Yolo County, California, responsible for operating local and intercity bus services and participating in regional transportation planning.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
public transit network
ⓘ
transportation system ⓘ |
| airportLocationRole |
San Francisco International Airport is a major regional air hub located in San Mateo County
ⓘ
linked to:
San Francisco International Airport
|
| connectsToSystem |
Alameda County transportation system
ⓘ
San Francisco Bay Area regional transportation system ⓘ San Francisco transportation system ⓘ Santa Clara County transportation system ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| ferryOperator | San Francisco Bay Ferry ⓘ |
| governingBody | San Mateo County Transit District Board of Directors ⓘ |
| hasAirport | San Francisco International Airport ⓘ |
| hasBikeNetworkElement |
Bay Trail segments in San Mateo County
ⓘ
local bike lanes and bike routes ⓘ |
| hasBusService |
SamTrans express bus routes
ⓘ
SamTrans local bus routes ⓘ SamTrans regional bus routes ⓘ |
| hasFerryTerminalNearby |
South San Francisco ferry terminal
ⓘ
linked to:
South San Francisco Ferry Terminal
|
| hasHighway |
California State Route 1 in San Mateo County
ⓘ
California State Route 35 ⓘ California State Route 82 ⓘ California State Route 84 ⓘ California State Route 92 ⓘ Interstate 280 in California ⓘ
linked to:
Interstate 280
U.S. Route 101 in California ⓘ |
| hasParatransitService |
SamTrans paratransit (Redi-Wheels and RediCoast)
ⓘ
linked to:
SamTrans
|
| hasPedestrianInfrastructure |
crosswalks
ⓘ
multi-use paths ⓘ sidewalks ⓘ |
| hasRailService | Caltrain ⓘ |
| hasRailStationCluster | Caltrain stations in San Mateo County ⓘ |
| hasTransitAgency | San Mateo County Transit District ⓘ |
| includesMode |
bicycle infrastructure
ⓘ
bus transportation ⓘ commuter rail ⓘ ferry connections via regional network ⓘ highway transportation ⓘ light rail connection via neighboring systems ⓘ local streets and roads ⓘ paratransit ⓘ pedestrian infrastructure ⓘ |
| integratedWith |
Clipper card fare system
ⓘ
linked to:
Clipper card
|
| locatedIn | San Mateo County, California ⓘ |
| partOf | San Francisco Bay Area transportation network ⓘ |
| primaryBusOperator | SamTrans ⓘ |
| railLine |
Caltrain Baby Bullet express service
ⓘ
linked to:
Caltrain
Caltrain main line between San Francisco and San Jose ⓘ |
| serves |
commuters to and from San Mateo County
ⓘ
residents of San Mateo County ⓘ |
| supportsActivity |
airport access
ⓘ
commuting ⓘ goods movement ⓘ regional travel ⓘ |
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 Mateo County transportation system Description of subject: The San Mateo County transportation system is the integrated network of public transit, roads, and related infrastructure that serves residents and commuters throughout San Mateo County, California.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.