Triple
T9584947
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Coliseum BART station |
E231263
|
entity |
| Predicate | hasTransfer |
P17241
|
FINISHED |
| Object | Coliseum–Oakland International Airport line |
E219619
|
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: Coliseum–Oakland International Airport line | Statement: [Coliseum BART station, hasTransfer, Coliseum–Oakland International Airport line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coliseum–Oakland International Airport line Context triple: [Coliseum BART station, hasTransfer, Coliseum–Oakland International Airport line]
-
A.
Oakland Airport Connector
chosen
The Oakland Airport Connector is an automated people mover line in Oakland, California, that links the city’s BART rail system with Oakland International Airport.
-
B.
Atherton line
The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
-
C.
BART Orange Line
The BART Orange Line is a Bay Area Rapid Transit service route that runs through the East Bay and South Bay, connecting cities such as Richmond, Oakland, and San José.
-
D.
Metrolink Airport line
The Metrolink Airport line is a light rail route on Greater Manchester’s Metrolink network that connects Manchester city centre with Manchester Airport via several suburban stops.
-
E.
BART Fremont line
The BART Fremont line is a Bay Area Rapid Transit route in the San Francisco Bay Area that historically extended service to the city of Fremont in southern Alameda County.
- 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_69ca848161688190a68d514a0a9d5129 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd99d080c88190a7d3876589d7b864 |
completed | April 1, 2026, 10:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d17917063c819084521bf2e61aee6b |
completed | April 4, 2026, 8:48 p.m. |
Created at: March 30, 2026, 8:06 p.m.