Triple
T17689517
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | El Cerrito Plaza |
E440986
|
entity |
| Predicate | adjacentTo |
P224
|
FINISHED |
| Object | El Cerrito Plaza BART 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: El Cerrito Plaza BART station | Statement: [El Cerrito Plaza, adjacentTo, El Cerrito Plaza BART station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: El Cerrito Plaza BART station Context triple: [El Cerrito Plaza, adjacentTo, El Cerrito Plaza BART station]
-
A.
El Cerrito Plaza BART station
chosen
El Cerrito Plaza BART station is an East Bay Rapid Transit rail station in the San Francisco Bay Area that serves the communities of El Cerrito and nearby Albany, California.
-
B.
El Cerrito del Norte BART station
El Cerrito del Norte BART station is a major Bay Area Rapid Transit hub in El Cerrito, California, providing regional rail service along the Richmond line and extensive bus connections for commuters in the East Bay.
-
C.
Civic Center/UN Plaza BART station
Civic Center/UN Plaza BART station is a major underground Bay Area Rapid Transit and Muni Metro hub serving San Francisco’s Civic Center area near City Hall and the United Nations Plaza.
-
D.
Lake Merritt BART station
Lake Merritt BART station is an underground Bay Area Rapid Transit station in Oakland, California, serving the Lake Merritt neighborhood and nearby civic and residential areas.
-
E.
Bay Point BART station
Bay Point BART station is an elevated rapid transit station in Contra Costa County that serves as the eastern terminus of BART’s Yellow Line in the San Francisco Bay Area.
- 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_69d8b9e940b081908b862bb0e6e89b0d |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e4704a6bb4819083752285baf3b3ee |
completed | April 19, 2026, 6:03 a.m. |
Created at: April 10, 2026, 10:03 a.m.