Triple
T7126059
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Forest Park station |
E166064
|
entity |
| Predicate | hasAdjacentStation |
P231
|
FINISHED |
| Object | Harlem station (CTA Blue Line Forest Park branch) |
E167840
|
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: Harlem station (CTA Blue Line Forest Park branch) | Statement: [Forest Park station, hasAdjacentStation, Harlem station (CTA Blue Line Forest Park branch)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Harlem station (CTA Blue Line Forest Park branch) Context triple: [Forest Park station, hasAdjacentStation, Harlem station (CTA Blue Line Forest Park branch)]
-
A.
Harlem (Forest Park branch) station
chosen
Harlem (Forest Park branch) station is a Chicago Transit Authority rapid transit stop on the city's West Side serving the Blue Line’s Forest Park branch.
-
B.
Harlem/Lake station
Harlem/Lake station is the western terminal of the Chicago Transit Authority’s Green Line, located in the suburb of Oak Park, Illinois.
-
C.
Halsted station (CTA Orange Line)
Halsted station (CTA Orange Line) is a rapid transit stop on Chicago’s Orange Line serving the city’s Southwest Side near the Bridgeport and McKinley Park neighborhoods.
-
D.
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.
-
E.
Belmont station (CTA Blue Line)
Belmont station (CTA Blue Line) is an elevated Chicago Transit Authority rapid transit stop on the Blue Line serving the Avondale neighborhood on the city's Northwest Side.
- 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_69c6888350588190870cd552b427a1cd |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e64d99888190a93c1822e19b5457 |
completed | March 27, 2026, 8:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7a3357e548190bb56c31843c69f95 |
completed | March 28, 2026, 9:45 a.m. |
Created at: March 27, 2026, 2:44 p.m.