Triple
T664102
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART |
E12820
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object |
Berryessa/North San José–Richmond line
The Berryessa/North San José–Richmond line is a Bay Area Rapid Transit (BART) service route connecting San José’s Berryessa/North San José station with the city of Richmond in the San Francisco Bay Area.
|
E91128
|
NE FINISHED |
How this triple was built (4 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: Berryessa/North San José–Richmond line | Statement: [BART, hasLine, Berryessa/North San José–Richmond line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Berryessa/North San José–Richmond line Context triple: [BART, hasLine, Berryessa/North San José–Richmond line]
-
A.
Richmond–Millbrae line
The Richmond–Millbrae line is a Bay Area Rapid Transit (BART) service route in the San Francisco Bay Area that connects Richmond in the East Bay with Millbrae near San Francisco International Airport.
-
B.
Dublin/Pleasanton–Daly City line
The Dublin/Pleasanton–Daly City line is a Bay Area Rapid Transit (BART) heavy rail service connecting the East Bay’s Tri-Valley area with San Francisco via a transbay route.
-
C.
Atherton line
The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
-
D.
California Street line
The California Street line is one of San Francisco’s historic cable car routes, running east–west across the city’s California Street and offering classic views of its steep hills and downtown skyline.
-
E.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Berryessa/North San José–Richmond line Triple: [BART, hasLine, Berryessa/North San José–Richmond line]
Generated description
The Berryessa/North San José–Richmond line is a Bay Area Rapid Transit (BART) service route connecting San José’s Berryessa/North San José station with the city of Richmond in the San Francisco Bay Area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Berryessa/North San José–Richmond line Target entity description: The Berryessa/North San José–Richmond line is a Bay Area Rapid Transit (BART) service route connecting San José’s Berryessa/North San José station with the city of Richmond in the San Francisco Bay Area.
-
A.
Richmond–Millbrae line
The Richmond–Millbrae line is a Bay Area Rapid Transit (BART) service route in the San Francisco Bay Area that connects Richmond in the East Bay with Millbrae near San Francisco International Airport.
-
B.
Dublin/Pleasanton–Daly City line
The Dublin/Pleasanton–Daly City line is a Bay Area Rapid Transit (BART) heavy rail service connecting the East Bay’s Tri-Valley area with San Francisco via a transbay route.
-
C.
Atherton line
The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
-
D.
California Street line
The California Street line is one of San Francisco’s historic cable car routes, running east–west across the city’s California Street and offering classic views of its steep hills and downtown skyline.
-
E.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
- F. None of above. chosen
Provenance (5 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_69a493355dec819098d4244b2fa34885 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a49fd1f0ec819087003d30bbab2fa6 |
completed | March 1, 2026, 8:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a66665071481909720020659ef60ab |
completed | March 3, 2026, 4:41 a.m. |
| NEDg | Description generation | batch_69a66818145c81908e1ce1d1e835dcd4 |
completed | March 3, 2026, 4:48 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a6688c133c8190acb36273ed794df2 |
completed | March 3, 2026, 4:50 a.m. |
Created at: March 1, 2026, 7:36 p.m.