Triple
T16194649
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART Silicon Valley extension |
E393030
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object | Milpitas station |
E393031
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Milpitas station | Statement: [BART Silicon Valley extension, hasPart, Milpitas station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Milpitas station Context triple: [BART Silicon Valley extension, hasPart, Milpitas station]
-
A.
Milpitas station
chosen
Milpitas station is a Bay Area Rapid Transit (BART) station in Milpitas, California, serving as a key transit hub in Silicon Valley with connections to regional rail and bus services.
-
B.
San Mateo station
San Mateo station is a Caltrain commuter rail stop in San Mateo, California, serving as a key transit point for Peninsula rail passengers between San Francisco and San Jose.
-
C.
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.
-
D.
Santa Clara station
Santa Clara station is a Caltrain and Amtrak rail station in Santa Clara, California, serving as a key regional transit hub near San Jose.
-
E.
San Jose Diridon station
San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d87f1e49ac8190a311b54d32990576 |
completed | April 10, 2026, 4:39 a.m. |
| NER | Named-entity recognition | batch_69e222d851188190b2452d165e4fc4bd |
completed | April 17, 2026, 12:08 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffff0bfd08819083afc4bea1b99aad |
completed | May 10, 2026, 3:44 a.m. |
Created at: April 10, 2026, 5:02 a.m.