Triple

T4350135
Position Surface form Disambiguated ID Type / Status
Subject CTA bus route 22 Clark E98003 entity
Predicate system P730 FINISHED
Object Chicago Transit Authority bus system E409 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 bus system | Statement: [CTA bus route 22 Clark, system, Chicago Transit Authority bus system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chicago Transit Authority bus system
Context triple: [CTA bus route 22 Clark, system, Chicago Transit Authority bus system]
  • A. Chicago Transit Authority chosen
    The Chicago Transit Authority is the primary public transportation agency serving Chicago and several surrounding suburbs, operating the city’s extensive network of buses and rapid transit trains.
  • B. London Transit Commission
    The London Transit Commission is the public transportation agency responsible for operating bus services throughout the city of London, Ontario.
  • C. Chicago Surface Lines
    Chicago Surface Lines was a privately operated streetcar and bus system that provided most of Chicago’s surface public transportation in the first half of the 20th century.
  • D. Bee-Line Bus System
    The Bee-Line Bus System is a public transit network operating local and express bus routes throughout Westchester County, New York, and into parts of New York City.
  • E. Unitrans bus system
    The Unitrans bus system is a public transit service in Davis, California, primarily operated by UC Davis students and serving both the university campus and the surrounding community.
  • 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_69b3454965f881908c41190bb22f0e4b completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b351a840248190b88c8a7be9158d25 completed March 12, 2026, 11:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5f5ca65948190b435ecc30190a0e4 completed March 14, 2026, 11:56 p.m.
Created at: March 12, 2026, 11:15 p.m.