Triple
T9152455
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oakland Airport Connector |
E219619
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Oakland International Airport Station |
E91793
|
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: Oakland International Airport Station | Statement: [Oakland Airport Connector, terminus, Oakland International Airport Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oakland International Airport Station Context triple: [Oakland Airport Connector, terminus, Oakland International Airport Station]
-
A.
Oakland International Airport station
chosen
Oakland International Airport station is a Bay Area Rapid Transit (BART) rail station that provides direct transit service between Oakland International Airport and the broader San Francisco Bay Area.
-
B.
West Oakland station
West Oakland station is a Bay Area Rapid Transit (BART) station in Oakland, California, serving as a key stop near the eastern approach to the San Francisco–Oakland Bay Bridge.
-
C.
Oakland Coliseum Amtrak station
Oakland Coliseum Amtrak station is a passenger rail station in Oakland, California, that serves Amtrak trains and connects travelers to the nearby Oakland–Alameda County Coliseum sports and entertainment complex.
-
D.
Alameda station
Alameda station is an underground interchange station on the Lisbon Metro system, serving as a key connection point between multiple metro lines in the city.
-
E.
San Francisco International Airport station
San Francisco International Airport station is a Bay Area Rapid Transit (BART) rail station that directly serves San Francisco International Airport, providing regional transit connections for air travelers.
- 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_69ca83e25418819093c6503deeaf30de |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cca96cf4548190a3a45172f0e9d0ec |
completed | April 1, 2026, 5:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d04846544481909012f5c7fbbf3b0a |
completed | April 3, 2026, 11:07 p.m. |
Created at: March 30, 2026, 7:20 p.m.