Triple
T22738956
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Forest Park, Illinois |
E562352
|
entity |
| Predicate | hasTransitStation |
P726
|
FINISHED |
| Object | Forest Park station (CTA Blue Line) |
—
|
NE NERFINISHED |
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: Forest Park station (CTA Blue Line) | Statement: [Forest Park, Illinois, hasTransitStation, Forest Park station (CTA Blue Line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Forest Park station (CTA Blue Line) Context triple: [Forest Park, Illinois, hasTransitStation, Forest Park station (CTA Blue Line)]
-
A.
Forest Park station (CTA Blue Line)
chosen
Forest Park station (CTA Blue Line) is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western terminal of the Blue Line.
-
B.
Oak Park station (Blue Line)
Oak Park station (Blue Line) is an elevated Chicago Transit Authority rapid transit stop in Oak Park, Illinois, serving the Forest Park branch of the Blue Line.
-
C.
Irving Park station (CTA Blue Line)
Irving Park station (CTA Blue Line) is an elevated Chicago Transit Authority rapid transit stop on the O'Hare branch of the Blue Line serving the Irving Park neighborhood on the city's Northwest Side.
-
D.
O'Hare station (CTA Blue Line)
O'Hare station (CTA Blue Line) is a Chicago Transit Authority rapid transit station located at O'Hare International Airport, serving as the Blue Line’s western terminus and a major gateway between the airport and downtown Chicago.
-
E.
Oak Park station (CTA Green Line)
Oak Park station (CTA Green Line) is an elevated rapid transit stop in Oak Park, Illinois, serving Chicago's Green Line with access to the surrounding residential and commercial areas just west of the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e245513a5c81908d5cb471b4fc429d |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17971751081909253984429c8d178 |
completed | April 29, 2026, 3:22 a.m. |
Created at: April 17, 2026, 3:22 p.m.