Triple

T1886955
Position Surface form Disambiguated ID Type / Status
Subject Intercités E39984 entity
Predicate rollingStockUsed P5426 FINISHED
Object BB 7200 locomotives
The BB 7200 locomotives are a class of French electric locomotives built for SNCF in the late 1970s and 1980s, widely used for both passenger and freight services on the 1.5 kV DC network.
E215200 NE FINISHED

How this triple was built (4 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: BB 7200 locomotives | Statement: [Intercités, rollingStockUsed, BB 7200 locomotives]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: BB 7200 locomotives
Context triple: [Intercités, rollingStockUsed, BB 7200 locomotives]
  • A. BB 22200 locomotives
    The BB 22200 locomotives are a class of French dual-voltage electric locomotives widely used for both passenger and freight services across the national rail network.
  • B. BB 26000 locomotives
    The BB 26000 locomotives, also known as the "Sybic" class, are powerful French dual-voltage electric locomotives used for both passenger and freight services across the SNCF network.
  • C. GG1 electric locomotive
    The GG1 electric locomotive was a streamlined, high-speed electric locomotive class that became an iconic workhorse of American railroading, particularly in the Northeast corridor, during much of the 20th century.
  • D. DE30AC locomotive
    The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
  • E. Genesis locomotives
    Genesis locomotives are a series of streamlined diesel-electric passenger locomotives built by GE for North American intercity and commuter rail service.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: BB 7200 locomotives
Triple: [Intercités, rollingStockUsed, BB 7200 locomotives]
Generated description
The BB 7200 locomotives are a class of French electric locomotives built for SNCF in the late 1970s and 1980s, widely used for both passenger and freight services on the 1.5 kV DC network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: BB 7200 locomotives
Target entity description: The BB 7200 locomotives are a class of French electric locomotives built for SNCF in the late 1970s and 1980s, widely used for both passenger and freight services on the 1.5 kV DC network.
  • A. BB 22200 locomotives
    The BB 22200 locomotives are a class of French dual-voltage electric locomotives widely used for both passenger and freight services across the national rail network.
  • B. BB 26000 locomotives
    The BB 26000 locomotives, also known as the "Sybic" class, are powerful French dual-voltage electric locomotives used for both passenger and freight services across the SNCF network.
  • C. GG1 electric locomotive
    The GG1 electric locomotive was a streamlined, high-speed electric locomotive class that became an iconic workhorse of American railroading, particularly in the Northeast corridor, during much of the 20th century.
  • D. DE30AC locomotive
    The DE30AC locomotive is a diesel-electric passenger locomotive built by EMD for the Long Island Rail Road, designed for push-pull commuter service with head-end power.
  • E. Genesis locomotives
    Genesis locomotives are a series of streamlined diesel-electric passenger locomotives built by GE for North American intercity and commuter rail service.
  • F. None of above. chosen

Provenance (5 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_69a88633e4fc8190b7eb40463e048ec5 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb121a3cc81909c60ac65627142d1 completed March 7, 2026, 5:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69adf3cc8d5c8190bee638183989830c completed March 8, 2026, 10:10 p.m.
NEDg Description generation batch_69adf48412b08190b6ad0f3abf42a081 completed March 8, 2026, 10:13 p.m.
NED2 Entity disambiguation (via description) batch_69adf4f7c908819089ccdc881af10da9 completed March 8, 2026, 10:15 p.m.
Created at: March 4, 2026, 7:34 p.m.