Triple

T19089004
Position Surface form Disambiguated ID Type / Status
Subject Ashland/63rd terminal complex E467230 entity
Predicate system P730 FINISHED
Object Chicago "L" 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 "L" | Statement: [Ashland/63rd terminal complex, system, Chicago "L"]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago "L"
Context triple: [Ashland/63rd terminal complex, system, Chicago "L"]
  • A. Chicago "L" chosen
    The Chicago "L" is the elevated rapid transit system serving Chicago and some surrounding suburbs, known for its iconic above-ground tracks and extensive urban rail network.
  • B. Brown Line
    The Brown Line is a rapid transit route of Chicago's "L" system that primarily serves the city's North Side and northwest neighborhoods.
  • C. Chicago "L" Green Line
    The Chicago "L" Green Line is one of the city’s rapid transit routes, running primarily along the South and West Sides and serving key destinations including the Loop and the West Side’s Lake Street corridor.
  • D. MAX Red Line light rail
    The MAX Red Line light rail is a public transit service in the Portland metropolitan area that connects downtown Portland with Portland International Airport and other key destinations.
  • E. Red Line (Chicago "L")
    The Red Line is a major rapid transit route of the Chicago "L" system, running north–south through the city and operating 24 hours a day.
  • 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_69d8dd05ac4c8190b1967d8f97f3fb2f completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5e34981648190a89b006831846940 completed April 20, 2026, 8:26 a.m.
Created at: April 10, 2026, 12:04 p.m.