Triple

T17725860
Position Surface form Disambiguated ID Type / Status
Subject Chicago Transit Authority Green Line stations E442458 entity
Predicate hasStation P35 FINISHED
Object 43rd station (CTA Green 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: 43rd station (CTA Green Line) | Statement: [Chicago Transit Authority Green Line stations, hasStation, 43rd station (CTA Green Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 43rd station (CTA Green Line)
Context triple: [Chicago Transit Authority Green Line stations, hasStation, 43rd station (CTA Green Line)]
  • A. 43rd station (Green Line) chosen
    43rd station (Green Line) is a Chicago 'L' rapid transit station on the Green Line serving the Bronzeville neighborhood on the South Side of Chicago.
  • B. 47th station (Green Line)
    47th station (Green Line) is an elevated Chicago Transit Authority rapid transit stop located in the Bronzeville neighborhood on the South Side 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. CTA Red Line Sox–35th station
    CTA Red Line Sox–35th station is a Chicago Transit Authority rapid transit stop on the Red Line that serves the Bridgeport neighborhood and provides access to the Chicago White Sox’s home ballpark.
  • E. Damen (Brown Line) station
    Damen (Brown Line) station is an elevated Chicago 'L' rapid transit stop in the city's North Side, serving the Brown Line.
  • 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_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.