Triple

T18248437
Position Surface form Disambiguated ID Type / Status
Subject Cottage Grove E437015 entity
Predicate category P87 FINISHED
Object Green Line (CTA) stations — 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: Green Line (CTA) stations | Statement: [Cottage Grove, category, Green Line (CTA) stations]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Green Line (CTA) stations
Context triple: [Cottage Grove, category, Green Line (CTA) stations]
  • A. Red Line (CTA) stations
    Red Line (CTA) stations are the train stops along Chicago's busiest rapid transit route, running north–south through the city and serving key neighborhoods and destinations.
  • B. Paulina station (CTA)
    Paulina station (CTA) was a former Chicago 'L' rapid transit station on the Brown Line located in the Lakeview neighborhood.
  • C. Western (Brown Line) station
    Western (Brown Line) station is an elevated Chicago 'L' rapid transit stop on the city's Brown Line, serving the Lincoln Square neighborhood on Chicago's North Side.
  • D. Central station (CTA Green Line)
    Central station (CTA Green Line) is an elevated Chicago 'L' rapid transit stop in the Austin neighborhood, serving the Green Line's Lake Branch on Chicago's West Side.
  • E. Green Line (CTA) main line
    The Green Line (CTA) main line is a principal rapid transit route in Chicago’s 'L' system, running primarily along the South and West Sides and serving as a core corridor that branches to multiple termini.
  • 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: Green Line (CTA) stations
Target entity description: Green Line (CTA) stations are the train stops along the Chicago Transit Authority’s Green Line rapid transit route, serving neighborhoods on Chicago’s South and West Sides.
  • A. Red Line (CTA) stations
    Red Line (CTA) stations are the train stops along Chicago's busiest rapid transit route, running north–south through the city and serving key neighborhoods and destinations.
  • B. Paulina station (CTA)
    Paulina station (CTA) was a former Chicago 'L' rapid transit station on the Brown Line located in the Lakeview neighborhood.
  • C. Western (Brown Line) station
    Western (Brown Line) station is an elevated Chicago 'L' rapid transit stop on the city's Brown Line, serving the Lincoln Square neighborhood on Chicago's North Side.
  • D. Central station (CTA Green Line)
    Central station (CTA Green Line) is an elevated Chicago 'L' rapid transit stop in the Austin neighborhood, serving the Green Line's Lake Branch on Chicago's West Side.
  • E. Green Line (CTA) main line chosen
    The Green Line (CTA) main line is a principal rapid transit route in Chicago’s 'L' system, running primarily along the South and West Sides and serving as a core corridor that branches to multiple termini.
  • F. None of above.

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_69d8b91104e08190a8241f7d260a5162 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4fd7fa3708190baefd8d938d20807 completed April 19, 2026, 4:06 p.m.
Created at: April 10, 2026, 10:33 a.m.