Triple
T15241796
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Jackson (CTA Red Line station) |
E364272
|
entity |
| Predicate | hasAdjacentStation |
P231
|
FINISHED |
| Object | Harrison (CTA Red Line station) |
E1050470
|
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: Harrison (CTA Red Line station) | Statement: [Jackson (CTA Red Line station), hasAdjacentStation, Harrison (CTA Red Line station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harrison (CTA Red Line station) Context triple: [Jackson (CTA Red Line station), hasAdjacentStation, Harrison (CTA Red Line station)]
-
A.
Harrison (CTA Red Line station)
chosen
Harrison is a Chicago Transit Authority Red Line subway station located in downtown Chicago near the South Loop and several major educational institutions.
-
B.
Howard station (CTA Red Line)
Howard station (CTA Red Line) is a major Chicago Transit Authority rail terminal on the city’s North Side that serves as an interchange between the Red, Purple, and Yellow Lines.
-
C.
Jackson (CTA Red Line station)
Jackson is a major Chicago Transit Authority Red Line subway station located in downtown Chicago’s Loop, serving as a key transfer point within the city’s rapid transit system.
-
D.
Monroe (CTA Red Line station)
Monroe is an underground Chicago 'L' station on the Red Line located in the downtown Loop area.
-
E.
Paulina station (CTA)
Paulina station (CTA) was a former Chicago 'L' rapid transit station on the Brown Line located in the Lakeview neighborhood.
- 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_69d85a0dde7481908fc64d1e82d5d20d |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e007dcc33081908545ea1a1d2c19fe |
completed | April 15, 2026, 9:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69feef6c25808190af46f4cab56f133c |
completed | May 9, 2026, 8:25 a.m. |
Created at: April 10, 2026, 3:13 a.m.