Triple

T8826820
Position Surface form Disambiguated ID Type / Status
Subject Corail coaches E210034 entity
Predicate typicalLocomotiveClass P84844 FINISHED
Object SNCF Class BB 22200
The SNCF Class BB 22200 is a series of French dual-voltage electric locomotives widely used for both passenger and freight services across the national rail network.
 E806231 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: SNCF Class BB 22200 | Statement: [Corail coaches, typicalLocomotiveClass, SNCF Class BB 22200]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: SNCF Class BB 22200
Context triple: [Corail coaches, typicalLocomotiveClass, SNCF Class BB 22200]
  • A. SNCF Class BB 26000
    The SNCF Class BB 26000, also known as the "Sybic," is a powerful French dual-voltage electric locomotive class used for both passenger and freight services across much of the national rail network.
  • B. SNCF Class BB 7200
    The SNCF Class BB 7200 is a series of French electric locomotives introduced in the late 1970s, widely used for both passenger and freight services on the 1.5 kV DC network.
  • C. SNCF Class B 82500
    The SNCF Class B 82500 is a type of bi-mode regional multiple unit train operated in France for medium-distance passenger services.
  • D. SNCF Class B 83500
    The SNCF Class B 83500 is a type of bi-mode regional multiple unit train operated in France, notably used for TER regional services.
  • E. SNCF Class B 84500
    The SNCF Class B 84500 is a type of modern bi-mode regional multiple unit train operated in France for medium-distance passenger services.
  • 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: SNCF Class BB 22200
Triple: [Corail coaches, typicalLocomotiveClass, SNCF Class BB 22200]
Generated description
The SNCF Class BB 22200 is a series of French dual-voltage electric locomotives widely used for both passenger and freight services across the national rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: SNCF Class BB 22200
Target entity description: The SNCF Class BB 22200 is a series of French dual-voltage electric locomotives widely used for both passenger and freight services across the national rail network.
  • A. SNCF Class BB 26000
    The SNCF Class BB 26000, also known as the "Sybic," is a powerful French dual-voltage electric locomotive class used for both passenger and freight services across much of the national rail network.
  • B. SNCF Class BB 7200
    The SNCF Class BB 7200 is a series of French electric locomotives introduced in the late 1970s, widely used for both passenger and freight services on the 1.5 kV DC network.
  • C. SNCF Class B 82500
    The SNCF Class B 82500 is a type of bi-mode regional multiple unit train operated in France for medium-distance passenger services.
  • D. SNCF Class B 83500
    The SNCF Class B 83500 is a type of bi-mode regional multiple unit train operated in France, notably used for TER regional services.
  • E. SNCF Class B 84500
    The SNCF Class B 84500 is a type of modern bi-mode regional multiple unit train operated in France for medium-distance passenger services.
  • 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_69ca8365b28081909e48e45e95dfc405 completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc6034e8dc819099116d772e87569a completed April 1, 2026, midnight
NED1 Entity disambiguation (via context triple) batch_69d14bb716cc819096a1e02e61db2e69 completed April 4, 2026, 5:34 p.m.
NEDg Description generation batch_69d14f8eb6b08190b90d1b709f562d4e completed April 4, 2026, 5:51 p.m.
NED2 Entity disambiguation (via description) batch_69d14fde5acc81909555bde89db8f451 completed April 4, 2026, 5:52 p.m.
Created at: March 30, 2026, 6:46 p.m.