Triple

T4702309
Position Surface form Disambiguated ID Type / Status
Subject 47th station (Green Line) E104302 entity
Predicate hasAdjacentStation P231 FINISHED
Object 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.
 E462819 NE FINISHED

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

Disambiguation candidates (2 decisions)

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: 43rd station (Green Line)
Context triple: [47th station (Green Line), hasAdjacentStation, 43rd station (Green Line)]
  • A. 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.
  • B. 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.
  • C. Garfield station (Green Line)
    Garfield station (Green Line) is an elevated Chicago 'L' rapid transit station located in the Washington Park neighborhood on the city's South Side.
  • D. 35th/Archer station
    35th/Archer station is a Chicago Transit Authority rapid transit stop on the Orange Line serving the city’s Southwest Side.
  • E. Kedzie station (Green Line)
    Kedzie station (Green Line) is an elevated Chicago 'L' rapid transit station located in the East Garfield Park neighborhood on the city's West 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: 43rd station (Green Line)
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. Garfield station (Green Line)
    Garfield station (Green Line) is an elevated Chicago 'L' rapid transit station located in the Washington Park neighborhood on the city's South Side.
  • D. 35th/Archer station
    35th/Archer station is a Chicago Transit Authority rapid transit stop on the Orange Line serving the city’s Southwest Side.
  • E. Kedzie station (Green Line)
    Kedzie station (Green Line) is an elevated Chicago 'L' rapid transit station located in the East Garfield Park neighborhood on the city's West Side.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: 43rd station (Green Line)
Triple: [47th station (Green Line), hasAdjacentStation, 43rd station (Green Line)]
Generated description
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.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69bd43e9b88481908582103dcadff3d9 elicitation completed
NER batch_69bd63cec7988190b5f1d04d4f95314a ner completed
NED1 batch_69be03cd8cd4819081a7988b5945067f ned_source_triple completed
NED2 batch_69be05970dcc8190a86771d09f27d9f2 ned_description completed
NEDg batch_69be04c5549c819087204ac7e2e0e8ea nedg completed
Created at: March 20, 2026, 1:17 p.m.