Hillsdale Caltrain station
E808851
Hillsdale Caltrain station is a commuter rail stop in San Mateo, California, serving Caltrain passengers along the San Francisco Peninsula.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hillsdale Caltrain station canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9569119 — 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: Hillsdale Caltrain station Context triple: [San Mateo County Event Center, publicTransitAccess, Hillsdale Caltrain station]
-
A.
Belmont Caltrain station
Belmont Caltrain station is a commuter rail station in Belmont, California, providing Peninsula rail service on the Caltrain line between San Francisco and San Jose.
-
B.
San Carlos Caltrain station
San Carlos Caltrain station is a commuter rail station on the Caltrain line serving the city of San Carlos in San Mateo County, California.
-
C.
Burlingame Caltrain station
Burlingame Caltrain station is a commuter rail station in Burlingame, California, served by Caltrain trains along the San Francisco Peninsula corridor.
-
D.
Palo Alto Caltrain Station
Palo Alto Caltrain Station is a major commuter rail station in Palo Alto, California, serving as a key transit hub for Caltrain services along the San Francisco Peninsula.
-
E.
Broadway Caltrain station
Broadway Caltrain station is a commuter rail stop in Burlingame, California, serving passengers on Caltrain’s Peninsula Corridor between San Francisco and San Jose.
- 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: Hillsdale Caltrain station Target entity description: Hillsdale Caltrain station is a commuter rail stop in San Mateo, California, serving Caltrain passengers along the San Francisco Peninsula.
-
A.
Belmont Caltrain station
Belmont Caltrain station is a commuter rail station in Belmont, California, providing Peninsula rail service on the Caltrain line between San Francisco and San Jose.
-
B.
San Carlos Caltrain station
San Carlos Caltrain station is a commuter rail station on the Caltrain line serving the city of San Carlos in San Mateo County, California.
-
C.
Burlingame Caltrain station
Burlingame Caltrain station is a commuter rail station in Burlingame, California, served by Caltrain trains along the San Francisco Peninsula corridor.
-
D.
Palo Alto Caltrain Station
Palo Alto Caltrain Station is a major commuter rail station in Palo Alto, California, serving as a key transit hub for Caltrain services along the San Francisco Peninsula.
-
E.
Broadway Caltrain station
Broadway Caltrain station is a commuter rail stop in Burlingame, California, serving passengers on Caltrain’s Peninsula Corridor between San Francisco and San Jose.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | Caltrain station ⓘ |
| accessibleFor | wheelchair users ⓘ |
| city | San Mateo NERFINISHED ⓘ |
| connectsTo | SamTrans bus routes ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electrificationStatus | on electrified Caltrain corridor ⓘ |
| fareZone | 2 ⓘ |
| formerLocation | north of current elevated site ⓘ |
| gradeSeparatedFrom |
42nd Avenue
NERFINISHED
ⓘ
43rd Avenue ⓘ |
| hasAccessibility | yes ⓘ |
| hasBicycleFacilities | yes ⓘ |
| hasBusConnections | SamTrans NERFINISHED ⓘ |
| hasElevatorAccess | yes ⓘ |
| hasGradeSeparation | yes ⓘ |
| hasLighting | yes ⓘ |
| hasParking | yes ⓘ |
| hasPedestrianAccess | yes ⓘ |
| hasPlatformType | island platform ⓘ |
| hasShelters | yes ⓘ |
| hasStairAccess | yes ⓘ |
| hasStructureType | elevated station ⓘ |
| hasTicketMachines | yes ⓘ |
| hasTicketValidation | Clipper card readers ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
San Mateo County, California ⓘ San Mateo, California NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| nearbyAttraction | Hillsdale Shopping Center NERFINISHED ⓘ |
| nearbyRoad |
El Camino Real
NERFINISHED
ⓘ
State Route 92 NERFINISHED ⓘ |
| numberOfPlatforms | 1 ⓘ |
| numberOfTracks | 2 ⓘ |
| openedAtCurrentLocation | 2021 ⓘ |
| operator | Caltrain NERFINISHED ⓘ |
| ownedBy | Peninsula Corridor Joint Powers Board NERFINISHED ⓘ |
| partOf | Peninsula Corridor NERFINISHED ⓘ |
| railGauge | standard gauge ⓘ |
| railLine | Caltrain main line NERFINISHED ⓘ |
| reconstructionCompleted | 2021 ⓘ |
| servedBy | Caltrain NERFINISHED ⓘ |
| serves | San Francisco Peninsula NERFINISHED ⓘ |
| servesCommutersTo |
San Francisco
NERFINISHED
ⓘ
San Jose NERFINISHED ⓘ |
| servesNeighborhood | Hillsdale neighborhood of San Mateo NERFINISHED ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| usedFor | commuter rail passenger service ⓘ |
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: Hillsdale Caltrain station Description of subject: Hillsdale Caltrain station is a commuter rail stop in San Mateo, California, serving Caltrain passengers along the San Francisco Peninsula.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.