Triple

T20481754
Position Surface form Disambiguated ID Type / Status
Subject Red Line (CTA) E502471 entity
Predicate servesArea P82 FINISHED
Object Chicago Loop (via State Street subway) 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 Loop (via State Street subway) | Statement: [Red Line (CTA), servesArea, Chicago Loop (via State Street subway)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chicago Loop (via State Street subway)
Context triple: [Red Line (CTA), servesArea, Chicago Loop (via State Street subway)]
  • A. Wabash Avenue (east side of Loop)
    Wabash Avenue (east side of Loop) is a major north–south street in downtown Chicago’s Loop, known for running beneath the elevated train tracks and forming the Loop’s eastern boundary.
  • B. Dearborn Street subway
    The Dearborn Street subway is an underground rapid transit tunnel in downtown Chicago that carries Chicago Transit Authority trains beneath Dearborn Street.
  • C. Lake Street/Midtown Station
    Lake Street/Midtown Station is a light rail transit stop in Minneapolis, Minnesota, serving the METRO Blue Line and the surrounding Lake Street and Midtown neighborhoods.
  • D. Chicago Loop chosen
    Chicago Loop is the central business district and historic downtown core of Chicago, known for its skyscrapers, theaters, parks, and major cultural attractions.
  • E. Van Buren Street Metra station
    Van Buren Street Metra station is a downtown Chicago commuter rail station on the Metra Electric District line, located near Grant Park and serving the city's Loop business district.
  • 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_69e0b4af32848190aea80682b44d5d6e completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e69b57fa9c819091d12320d46a0cee completed April 20, 2026, 9:32 p.m.
Created at: April 16, 2026, 11:34 a.m.