Triple

T5990336
Position Surface form Disambiguated ID Type / Status
Subject Wells Street Bridge E133331 entity
Predicate partOf P40 FINISHED
Object Chicago 'L' Purple Line (rush hour) route E81356 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 'L' Purple Line (rush hour) route | Statement: [Wells Street Bridge, partOf, Chicago 'L' Purple Line (rush hour) route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chicago 'L' Purple Line (rush hour) route
Context triple: [Wells Street Bridge, partOf, Chicago 'L' Purple Line (rush hour) route]
  • A. Purple Line (CTA) chosen
    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.
  • B. 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.
  • C. Orange Line (CTA)
    The Orange Line (CTA) is a rapid transit route in Chicago that connects the Loop with Midway International Airport and several Southwest Side neighborhoods.
  • D. 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.
  • E. Yellow Line (CTA)
    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.
  • 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_69c0087010d081908bb8142342d63330 completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c04dc8ab648190beb1bc141796894e completed March 22, 2026, 8:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69c1085ac1bc8190a828d3841098cc23 completed March 23, 2026, 9:31 a.m.
Created at: March 22, 2026, 4:05 p.m.