Triple

T19854083
Position Surface form Disambiguated ID Type / Status
Subject Chicago Transit Authority Brown Line stations E477084 entity
Predicate useRailGauge P5070 FINISHED
Object standard gauge LITERAL 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: standard gauge | Statement: [Chicago Transit Authority Brown Line stations, useRailGauge, standard gauge]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: useRailGauge
Context triple: [Chicago Transit Authority Brown Line stations, useRailGauge, standard gauge]
  • A. usesRailGauge chosen
    Indicates that one entity (typically a railway system or line) operates using the specified rail gauge measurement of the other entity.
  • B. railwayGaugeContext
    Indicates the specific track gauge standard or measurement that applies to, or is used in, a given railway-related context.
  • C. hasRailWidth
    Indicates that one entity has a specified width measurement for its rail or rails.
  • D. railStandard
    Indicates that something conforms to, uses, or is governed by a particular railway or rail transport standard.
  • E. hasRail
    Indicates that something is equipped with, includes, or is connected to a rail or rail system.
  • F. None of above.

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_69d8e51d39d081909bcfafeaaf3d2fcc completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e6586aa1dc8190b6cfe051a57e338b completed April 20, 2026, 4:46 p.m.
PD Predicate disambiguation batch_69e537e21d2881909b1be82f02b99d40 completed April 19, 2026, 8:15 p.m.
Created at: April 10, 2026, 1:51 p.m.