Triple
T3037083
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dublin/Pleasanton station |
E83036
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Pleasanton, California |
E217503
|
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: Pleasanton, California | Statement: [Dublin/Pleasanton station, serves, Pleasanton, California]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pleasanton, California Context triple: [Dublin/Pleasanton station, serves, Pleasanton, California]
-
A.
Pleasanton, California
chosen
Pleasanton, California is a suburban city in the San Francisco Bay Area known for its affluent residential communities, strong tech and business presence, and highly rated schools.
-
B.
El Sobrante, California
El Sobrante, California is an unincorporated suburban community in the San Francisco Bay Area known for its residential neighborhoods and proximity to Richmond and other East Bay cities.
-
C.
San Ramon, California
San Ramon, California is a suburban city in the San Francisco Bay Area known for its corporate business parks, including the headquarters of Chevron and 24 Hour Fitness, and its location in the San Ramon Valley.
-
D.
Milpitas
Milpitas is a city in Santa Clara County, California, located at the southern end of the San Francisco Bay and known as part of Silicon Valley’s high-tech corridor.
-
E.
Portola Valley, California
Portola Valley, California is a small, affluent residential town in the San Francisco Bay Area known for its rural character, open space preserves, and scenic foothill setting.
- 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_69ad8b2298908190a7cb4e9bdbf064d0 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad9b2cd4988190b52fe3616ecbe9ef |
completed | March 8, 2026, 3:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b1dec8778c8190a5e06a29a0218404 |
completed | March 11, 2026, 9:29 p.m. |
Created at: March 8, 2026, 3:01 p.m.