Triple
T6896532
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART Antioch–SFO+Millbrae line |
E159382
|
entity |
| Predicate | interchangeAt |
P15892
|
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: [BART Antioch–SFO+Millbrae line, interchangeAt, MacArthur station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MacArthur station Context triple: [BART Antioch–SFO+Millbrae line, interchangeAt, 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.
MacArthur Square station
MacArthur Square station is a light rail transit station in downtown Norfolk, Virginia, serving the city's Tide light rail system and nearby attractions such as MacArthur Center.
-
C.
Formosa Boulevard Station
Formosa Boulevard Station is a major Kaohsiung MRT hub in Taiwan, renowned for its striking “Dome of Light” public art installation.
-
D.
Midway station
Midway station is a Chicago Transit Authority rapid transit stop on the Orange Line that serves Chicago Midway International Airport.
-
E.
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.
- 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_69c6883822e0819091e321526f20ae0a |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6d95ae3f88190b7f5d440f90ae9f9 |
completed | March 27, 2026, 7:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c748dfd9608190891c8df48b771e20 |
completed | March 28, 2026, 3:20 a.m. |
Created at: March 27, 2026, 2:24 p.m.