Alum Rock station
E154420
Alum Rock station is a public transit stop in San Jose, California, serving as a terminus on the Santa Clara Valley Transportation Authority (VTA) light rail system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alum Rock station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T980337 — 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: Alum Rock station Context triple: [VTA light rail, hasStation, Alum Rock station]
-
A.
Palo Alto station
Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
-
B.
Mountain View station
Mountain View station is a commuter rail stop in Mountain View, California, serving as a key transit hub on the Caltrain line and connecting to local light rail and bus services.
-
C.
Atherton station
Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
-
D.
Riverside station
Riverside station is a major Massachusetts Bay Transportation Authority light rail station and park-and-ride hub located in Newton, Massachusetts.
-
E.
Millbrae station
Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
- 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: Alum Rock station Target entity description: Alum Rock station is a public transit stop in San Jose, California, serving as a terminus on the Santa Clara Valley Transportation Authority (VTA) light rail system.
-
A.
Palo Alto station
Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
-
B.
Mountain View station
Mountain View station is a commuter rail stop in Mountain View, California, serving as a key transit hub on the Caltrain line and connecting to local light rail and bus services.
-
C.
Atherton station
Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
-
D.
Riverside station
Riverside station is a major Massachusetts Bay Transportation Authority light rail station and park-and-ride hub located in Newton, Massachusetts.
-
E.
Millbrae station
Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
- F. None of above. chosen
Statements (26)
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: Alum Rock station Description of subject: Alum Rock station is a public transit stop in San Jose, California, serving as a terminus on the Santa Clara Valley Transportation Authority (VTA) light rail system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.