Triple

T17725858
Position Surface form Disambiguated ID Type / Status
Subject Chicago Transit Authority Green Line stations E442458 entity
Predicate hasStation P35 FINISHED
Object 35th–Bronzeville–IIT station — 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: 35th–Bronzeville–IIT station | Statement: [Chicago Transit Authority Green Line stations, hasStation, 35th–Bronzeville–IIT station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 35th–Bronzeville–IIT station
Context triple: [Chicago Transit Authority Green Line stations, hasStation, 35th–Bronzeville–IIT station]
  • A. Morgan Park station
    Morgan Park station is a Metra commuter rail stop serving Chicago’s Morgan Park neighborhood on the city’s Far South Side.
  • B. Logan Square station
    Logan Square station is a Chicago Transit Authority Blue Line rapid transit station located in the Logan Square neighborhood of Chicago.
  • C. 54th/Cermak station
    54th/Cermak station is a Chicago 'L' rapid transit stop in Cicero, Illinois, serving as the western terminal of the CTA Pink Line.
  • D. Chicago (Brown Line) station
    Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
  • E. North/Clybourn station
    North/Clybourn station is a Chicago "L" rapid transit stop on the Red Line located near the intersection of North Avenue and Clybourn Avenue on the city's Near North Side.
  • 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: 35th–Bronzeville–IIT station
Target entity description: 35th–Bronzeville–IIT station is an elevated Chicago 'L' stop serving the Bronzeville neighborhood and the Illinois Institute of Technology campus on the CTA Green Line.
  • A. Morgan Park station
    Morgan Park station is a Metra commuter rail stop serving Chicago’s Morgan Park neighborhood on the city’s Far South Side.
  • B. Logan Square station
    Logan Square station is a Chicago Transit Authority Blue Line rapid transit station located in the Logan Square neighborhood of Chicago.
  • C. 54th/Cermak station
    54th/Cermak station is a Chicago 'L' rapid transit stop in Cicero, Illinois, serving as the western terminal of the CTA Pink Line.
  • D. Chicago (Brown Line) station
    Chicago (Brown Line) station is an 'L' rapid transit stop in Chicago, Illinois, serving the CTA's Brown Line trains.
  • E. North/Clybourn station
    North/Clybourn station is a Chicago "L" rapid transit stop on the Red Line located near the intersection of North Avenue and Clybourn Avenue on the city's Near North Side.
  • 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.