Triple

T21691184
Position Surface form Disambiguated ID Type / Status
Subject Medinah station E535371 entity
Predicate hasSignage P5950 FINISHED
Object Metra standard signage — NE NERFINISHED

How this triple was built (3 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: Metra standard signage | Statement: [Medinah station, hasSignage, Metra standard signage]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metra standard signage
Context triple: [Medinah station, hasSignage, Metra standard signage]
  • A. RATP standard metro signage
    RATP standard metro signage is the unified system of visual signs, symbols, and typography used across the Paris Métro network to guide passengers and ensure consistent wayfinding.
  • B. MTA Graphics Standard signage
    MTA Graphics Standard signage is the unified visual design system used across New York City’s subway and transit network, featuring consistent typography, colors, and symbols to guide passengers.
  • C. MBTA standard signage
    MBTA standard signage is the uniform system of wayfinding signs, symbols, and typography used across Boston’s public transit network to guide passengers and provide consistent information.
  • D. Metra stations
    Metra stations are passenger rail stops in the Chicago metropolitan area that serve as boarding and alighting points for the region’s commuter rail network.
  • E. Metro-North standard signage
    Metro-North standard signage is the uniform system of signs used across the Metro-North Railroad network to provide consistent wayfinding, station identification, and passenger information.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Metra standard signage
Target entity description: Metra standard signage is the uniform system of signs used across Metra commuter rail stations to provide consistent branding, wayfinding, and passenger information.
  • A. RATP standard metro signage
    RATP standard metro signage is the unified system of visual signs, symbols, and typography used across the Paris Métro network to guide passengers and ensure consistent wayfinding.
  • B. MTA Graphics Standard signage
    MTA Graphics Standard signage is the unified visual design system used across New York City’s subway and transit network, featuring consistent typography, colors, and symbols to guide passengers.
  • C. MBTA standard signage
    MBTA standard signage is the uniform system of wayfinding signs, symbols, and typography used across Boston’s public transit network to guide passengers and provide consistent information.
  • D. Metra stations
    Metra stations are passenger rail stops in the Chicago metropolitan area that serve as boarding and alighting points for the region’s commuter rail network.
  • E. Metro-North standard signage
    Metro-North standard signage is the uniform system of signs used across the Metro-North Railroad network to provide consistent wayfinding, station identification, and passenger information.
  • F. None of above. chosen

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_69e0c46a6ee481908836e1420fb78c9b completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef96cfaab08190b400e1538afc8c43 completed April 27, 2026, 5:03 p.m.
Created at: April 16, 2026, 6:45 p.m.