Triple

T7413752
Position Surface form Disambiguated ID Type / Status
Subject Purple Line Express E171075 entity
Predicate stopsAt P6657 FINISHED
Object LaSalle/Van Buren station E109315 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: LaSalle/Van Buren station | Statement: [Purple Line Express, stopsAt, LaSalle/Van Buren station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: LaSalle/Van Buren station
Context triple: [Purple Line Express, stopsAt, LaSalle/Van Buren station]
  • A. LaSalle/Van Buren station chosen
    LaSalle/Van Buren station is a Chicago 'L' rapid transit stop in the Loop that serves multiple lines and connects to the nearby LaSalle Street commuter rail station.
  • B. Elmhurst station
    Elmhurst station is a commuter rail stop in Elmhurst, Illinois, on Metra's Union Pacific West Line serving passengers traveling between the western suburbs and downtown Chicago.
  • C. Franklin Park station
    Franklin Park station is a commuter rail stop in Franklin Park, Illinois, served by Metra’s North Central Service and Milwaukee District/West lines.
  • D. Fairview Avenue Station
    Fairview Avenue Station is a light rail stop on the METRO Green Line serving the Saint Paul–Minneapolis area in Minnesota.
  • E. Merchandise Mart station
    Merchandise Mart station is a Chicago 'L' rapid transit stop serving the Merchandise Mart building and the surrounding River North area.
  • 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_69c68a618bdc81908d8018edadecd1a4 completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f2c336308190932c14cec5eec25f completed March 27, 2026, 9:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69c845ecfe988190a981924f5ef49c83 completed March 28, 2026, 9:19 p.m.
Created at: March 27, 2026, 3:11 p.m.