Triple
T20068662
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Downtown Redwood City |
E499675
|
entity |
| Predicate | hasTransportation |
P105
|
FINISHED |
| Object | Redwood City Caltrain station |
—
|
NE NERFINISHED |
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: Redwood City Caltrain station | Statement: [Downtown Redwood City, hasTransportation, Redwood City Caltrain station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Redwood City Caltrain station Context triple: [Downtown Redwood City, hasTransportation, Redwood City Caltrain station]
-
A.
San Mateo Caltrain Station
San Mateo Caltrain Station is a commuter rail station in San Mateo, California that serves as a key transit hub for Peninsula and Bay Area travelers.
-
B.
San Francisco Caltrain Station
San Francisco Caltrain Station is a major commuter rail terminal in San Francisco that serves as the northern terminus for Caltrain services connecting the city with the Peninsula and Silicon Valley.
-
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.
Redwood City Station
chosen
Redwood City Station is a major Caltrain commuter rail stop in Redwood City, California, serving as a key transit hub along the San Francisco Peninsula.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69da627770948190997f486f9a2e370f |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6637ac3fc8190911063b979c3afb8 |
completed | April 20, 2026, 5:33 p.m. |
Created at: April 11, 2026, 3:39 p.m.