Triple

T4728617
Position Surface form Disambiguated ID Type / Status
Subject Dempster–Skokie station park-and-ride lot E104947 entity
Predicate servesTransitLine P6301 FINISHED
Object Chicago Transit Authority Yellow Line E81677 NE FINISHED

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: Chicago Transit Authority Yellow Line | Statement: [Dempster–Skokie station park-and-ride lot, servesTransitLine, Chicago Transit Authority Yellow Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago Transit Authority Yellow Line
Context triple: [Dempster–Skokie station park-and-ride lot, servesTransitLine, Chicago Transit Authority Yellow Line]
  • A. CTA Yellow Line
    The CTA Yellow Line, also known as the Skokie Swift, is a short Chicago Transit Authority rapid transit route that runs between Howard on the North Side and Skokie, Illinois.
  • B. Orange Line Metro Train
    Orange Line Metro Train is a rapid transit line in Lahore, Pakistan, forming part of the city’s metro system and providing high-capacity urban rail service.
  • C. Yellow Line (CTA) chosen
    The Yellow Line (CTA), also known as the Skokie Swift, is a short Chicago Transit Authority rapid transit route that runs between Howard and Skokie without serving downtown Chicago.
  • D. CTA Orange Line
    The CTA Orange Line is a Chicago 'L' rapid transit route that runs between the Loop and Midway International Airport, serving the city's Southwest Side.
  • E. CTA Purple Line
    The CTA Purple Line is a rapid transit route in Chicago’s ‘L’ system that primarily serves the northern suburbs and provides express service to downtown during weekday rush hours.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69bd43ed84648190ae0b7ee8e8d00482 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd644a0ef88190a46230446dfff635 completed March 20, 2026, 3:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69be10a07bc8819086c29ec0b466ce2c completed March 21, 2026, 3:29 a.m.
Created at: March 20, 2026, 1:18 p.m.