Triple
T17725849
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago Transit Authority Green Line stations |
E442458
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Morgan station (CTA Green Line) |
—
|
NE NERFINISHED |
How this triple was built (3 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: Morgan station (CTA Green Line) | Statement: [Chicago Transit Authority Green Line stations, hasStation, Morgan station (CTA Green Line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Morgan station (CTA Green Line) Context triple: [Chicago Transit Authority Green Line stations, hasStation, Morgan station (CTA Green Line)]
-
A.
Morse station (CTA Red Line)
Morse station (CTA Red Line) is an elevated rapid transit stop on Chicago's Red Line serving the Rogers Park neighborhood on the city's North Side.
-
B.
Kedzie station (CTA Green Line)
Kedzie station (CTA Green Line) is an elevated Chicago 'L' rapid transit stop serving the city's West Side along the Chicago Transit Authority's Green Line.
-
C.
Belmont station (CTA Red Line)
Belmont station (CTA Red Line) is a major Chicago 'L' rapid transit hub in the Lakeview neighborhood where the Red, Brown, and Purple Lines converge.
-
D.
Central station (CTA Green Line)
Central station (CTA Green Line) is an elevated Chicago 'L' rapid transit stop in the Austin neighborhood, serving the Green Line's Lake Branch on Chicago's West Side.
-
E.
Pulaski station (CTA Orange Line)
Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Morgan station (CTA Green Line) Target entity description: Morgan station is an elevated rapid transit stop in Chicago’s Near West Side serving the Chicago Transit Authority’s Green and Pink Lines.
-
A.
Morse station (CTA Red Line)
Morse station (CTA Red Line) is an elevated rapid transit stop on Chicago's Red Line serving the Rogers Park neighborhood on the city's North Side.
-
B.
Kedzie station (CTA Green Line)
Kedzie station (CTA Green Line) is an elevated Chicago 'L' rapid transit stop serving the city's West Side along the Chicago Transit Authority's Green Line.
-
C.
Belmont station (CTA Red Line)
Belmont station (CTA Red Line) is a major Chicago 'L' rapid transit hub in the Lakeview neighborhood where the Red, Brown, and Purple Lines converge.
-
D.
Central station (CTA Green Line)
Central station (CTA Green Line) is an elevated Chicago 'L' rapid transit stop in the Austin neighborhood, serving the Green Line's Lake Branch on Chicago's West Side.
-
E.
Pulaski station (CTA Orange Line)
Pulaski station (CTA Orange Line) is an elevated rapid transit stop on Chicago’s Orange Line serving the West Elsdon neighborhood near Midway Airport.
- F. None of above. chosen
Provenance (2 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_69d8b9ec79688190b86bdcef85a7b3aa |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e47489c59c8190bbffefad20dc6346 |
completed | April 19, 2026, 6:22 a.m. |
Created at: April 10, 2026, 10:07 a.m.