Triple

T4225717
Position Surface form Disambiguated ID Type / Status
Subject Adams/Wabash station E94452 entity
Predicate adjacentStationOnBrownLine P55420 FINISHED
Object Harold Washington Library–State/Van Buren station E118621 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: Harold Washington Library–State/Van Buren station | Statement: [Adams/Wabash station, adjacentStationOnBrownLine, Harold Washington Library–State/Van Buren station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Harold Washington Library–State/Van Buren station
Context triple: [Adams/Wabash station, adjacentStationOnBrownLine, Harold Washington Library–State/Van Buren station]
  • A. Harold Washington Library–State/Van Buren station chosen
    Harold Washington Library–State/Van Buren station is a Chicago 'L' rapid transit stop in the Loop, serving multiple CTA lines and located adjacent to the Harold Washington Library Center.
  • B. Chicago/Franklin station (Chicago "L")
    Chicago/Franklin station was a former elevated rapid transit stop on Chicago’s "L" system that operated on the North Side main line near the city’s River North area.
  • C. Sedgwick station (Chicago "L")
    Sedgwick station is a historic Chicago "L" rapid transit stop on the city's North Side that has operated since the early 20th century.
  • D. UIC–Halsted station
    UIC–Halsted station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the University of Illinois at Chicago campus and the Near West Side neighborhood.
  • E. Clark/Lake station (CTA)
    Clark/Lake station (CTA) is a major elevated and subway transfer station in downtown Chicago’s Loop, serving multiple Chicago 'L' lines and providing convenient access to nearby civic and commercial destinations.
  • 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_69b3453700a08190ae88792e3dc63207 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b34f7d20b48190a404638c68c31026 completed March 12, 2026, 11:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69b59647bd948190afc168ba1057a52f completed March 14, 2026, 5:09 p.m.
Created at: March 12, 2026, 11:04 p.m.