Triple

T18919841
Position Surface form Disambiguated ID Type / Status
Subject 43rd station (Green Line) E462819 entity
Predicate hasAdjacentStation P231 FINISHED
Object 47th station (Green Line) — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: 47th station (Green Line) | Statement: [43rd station (Green Line), hasAdjacentStation, 47th station (Green Line)]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 47th station (Green Line)
Context triple: [43rd station (Green Line), hasAdjacentStation, 47th station (Green Line)]
  • A. 47th station (Green Line) chosen
    47th station (Green Line) is an elevated Chicago Transit Authority rapid transit stop located in the Bronzeville neighborhood on the South Side of Chicago.
  • B. 43rd station (Green Line)
    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.
  • C. 51st station (Green Line)
    51st station (Green Line) is a Chicago 'L' rapid transit station on the Green Line serving the Washington Park neighborhood on the South Side.
  • D. 47th (Red Line station)
    47th (Red Line station) is an elevated Chicago "L" rapid transit stop on the Red Line serving the Bronzeville neighborhood on the South Side of Chicago.
  • E. Pulaski station (Green Line)
    Pulaski station (Green Line) is an elevated Chicago 'L' rapid transit station on the CTA's Green Line located in the city's West Garfield Park neighborhood.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d8dcfdbbb881909964fa5a75bd0b48 elicitation completed
NER batch_69e5c62a264c81909f6d5df841486efc ner completed
Created at: April 10, 2026, 11:59 a.m.