Triple

T17608615
Position Surface form Disambiguated ID Type / Status
Subject Pace Route 422 Linden CTA/Glenview/Northbrook Court E428904 entity
Predicate connectsWith P37 FINISHED
Object Chicago Transit Authority Purple Line at Linden 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: Chicago Transit Authority Purple Line at Linden | Statement: [Pace Route 422 Linden CTA/Glenview/Northbrook Court, connectsWith, Chicago Transit Authority Purple Line at Linden]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago Transit Authority Purple Line at Linden
Context triple: [Pace Route 422 Linden CTA/Glenview/Northbrook Court, connectsWith, Chicago Transit Authority Purple Line at Linden]
  • A. Chicago Transit Authority Purple Line stations
    Chicago Transit Authority Purple Line stations are the rapid transit stops in the Chicago 'L' system served by the Purple Line, which runs between the northern suburbs and downtown Chicago.
  • B. Chicago Transit Authority Pink Line stations
    Chicago Transit Authority Pink Line stations are the rapid transit stops along the CTA’s Pink Line, serving neighborhoods from the Near West Side of Chicago out to its western terminus.
  • C. CTA Purple Line chosen
    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.
  • D. Chicago Transit Authority Green Line stations
    Chicago Transit Authority Green Line stations are the train stops served by the Green Line of Chicago’s ‘L’ rapid transit system.
  • E. Purple Line (CTA)
    The Purple Line (CTA) is a rapid transit route in Chicago primarily serving the northern suburbs and Evanston, with 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 (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_69d889e1c6148190ba76241e74688f8b completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e46c4d8374819097cb112fba405e77 completed April 19, 2026, 5:46 a.m.
Created at: April 10, 2026, 5:51 a.m.