Triple
T3835813
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Berryessa/North San José–Richmond line |
E91128
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object | MacArthur station |
E134411
|
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: MacArthur station | Statement: [Berryessa/North San José–Richmond line, connectsStation, MacArthur station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MacArthur station Context triple: [Berryessa/North San José–Richmond line, connectsStation, MacArthur station]
-
A.
MacArthur station
chosen
MacArthur station is a major Bay Area Rapid Transit (BART) hub in Oakland, California, serving as a key transfer point between multiple lines in the system.
-
B.
Kennedy station
Kennedy station is a major Toronto Transit Commission hub in Scarborough that serves as the eastern terminus for Line 2 Bloor–Danforth and an interchange with other subway and light rail services.
-
C.
Roosevelt station
Roosevelt station is a major Chicago 'L' rapid transit stop in the South Loop that serves as a key access point to nearby attractions including the Field Museum, Shedd Aquarium, and Soldier Field.
-
D.
Ardmore Station
Ardmore Station is a commuter rail station in Ardmore, Pennsylvania, serving Amtrak and SEPTA trains along the busy Keystone Corridor between Philadelphia and Harrisburg.
-
E.
Stadium Station
Stadium Station is a light rail station in Seattle’s SoDo neighborhood that primarily serves the nearby sports stadiums and industrial area.
- 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_69aed960b538819096561c8ed448dec9 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeeb9a27508190b05e5312cc7c8033 |
completed | March 9, 2026, 3:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b50402b2448190aef242c46bf0546d |
completed | March 14, 2026, 6:45 a.m. |
Created at: March 9, 2026, 3:18 p.m.