Triple
T10709255
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Red Line (Chicago "L") |
E252488
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Jackson (Red Line station) |
E323946
|
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: Jackson (Red Line station) | Statement: [Red Line (Chicago "L"), hasStation, Jackson (Red Line station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jackson (Red Line station) Context triple: [Red Line (Chicago "L"), hasStation, Jackson (Red Line station)]
-
A.
Jackson (CTA Red Line station)
chosen
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.
-
B.
Red Line at Jackson
The Red Line at Jackson is a major Chicago 'L' subway station in the Loop that serves the CTA Red Line and provides a key downtown transfer point between multiple rail lines.
-
C.
Jackson station (Red Line)
Jackson station (Red Line) is a Chicago 'L' subway station in the Loop that serves the Red Line and provides connections to multiple other CTA rail lines via underground pedestrian tunnels.
-
D.
Jackson station (Blue Line)
Jackson station (Blue Line) is an underground Chicago Transit Authority rapid transit stop in the Loop that serves the Blue Line trains running through downtown Chicago.
-
E.
Monroe (Red Line)
Monroe (Red Line) is a Chicago 'L' rapid transit station in the Loop located in the median of State Street and served by the Red Line.
- 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_69d6aa5cbabc8190973e683950d89faf |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d6fe5063bc8190ba12fd68a59c9a03 |
completed | April 9, 2026, 1:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d9990f220081909dae41bcec8b4768 |
completed | April 11, 2026, 12:42 a.m. |
Created at: April 8, 2026, 9:13 p.m.