Triple

T1735977
Position Surface form Disambiguated ID Type / Status
Subject SNCF E37919 entity
Predicate predecessor P97 FINISHED
Object Compagnie des chemins de fer de l’Est
Compagnie des chemins de fer de l’Est was a major 19th- and early 20th-century French railway company that operated lines in the eastern regions of France before being nationalized into the SNCF.
E195353 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: Compagnie des chemins de fer de l’Est | Statement: [SNCF, predecessor, Compagnie des chemins de fer de l’Est]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Compagnie des chemins de fer de l’Est
Context triple: [SNCF, predecessor, Compagnie des chemins de fer de l’Est]
  • A. Compagnie des chemins de fer de l'Ouest
    Compagnie des chemins de fer de l'Ouest was a major 19th-century French railway company that operated lines in western France and played a key role in the expansion of the national rail network.
  • B. Compagnie des chemins de fer du Nord
    Compagnie des chemins de fer du Nord was a major 19th- and early 20th-century French railway company that operated lines in northern France and connected Paris with key industrial and international destinations.
  • C. Compagnie des chemins de fer de Paris à Lyon et à la Méditerranée
    Compagnie des chemins de fer de Paris à Lyon et à la Méditerranée was a major 19th–20th century French railway company that operated key lines linking Paris with southeastern France and the Mediterranean coast.
  • D. Chicago Railways Company
    The Chicago Railways Company was a major early 20th-century street railway operator in Chicago that formed a key part of the city’s urban transit system before consolidation into unified public transportation.
  • E. Grand Trunk Corporation
    Grand Trunk Corporation is a U.S.-based holding company that oversees Canadian National Railway’s rail operations and assets in the United States.
  • 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: Compagnie des chemins de fer de l’Est
Triple: [SNCF, predecessor, Compagnie des chemins de fer de l’Est]
Generated description
Compagnie des chemins de fer de l’Est was a major 19th- and early 20th-century French railway company that operated lines in the eastern regions of France before being nationalized into the SNCF.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Compagnie des chemins de fer de l’Est
Target entity description: Compagnie des chemins de fer de l’Est was a major 19th- and early 20th-century French railway company that operated lines in the eastern regions of France before being nationalized into the SNCF.
  • A. Compagnie des chemins de fer de l'Ouest
    Compagnie des chemins de fer de l'Ouest was a major 19th-century French railway company that operated lines in western France and played a key role in the expansion of the national rail network.
  • B. Compagnie des chemins de fer du Nord
    Compagnie des chemins de fer du Nord was a major 19th- and early 20th-century French railway company that operated lines in northern France and connected Paris with key industrial and international destinations.
  • C. Compagnie des chemins de fer de Paris à Lyon et à la Méditerranée
    Compagnie des chemins de fer de Paris à Lyon et à la Méditerranée was a major 19th–20th century French railway company that operated key lines linking Paris with southeastern France and the Mediterranean coast.
  • D. Chicago Railways Company
    The Chicago Railways Company was a major early 20th-century street railway operator in Chicago that formed a key part of the city’s urban transit system before consolidation into unified public transportation.
  • E. Grand Trunk Corporation
    Grand Trunk Corporation is a U.S.-based holding company that oversees Canadian National Railway’s rail operations and assets in the United States.
  • 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_69a8861cc6ac8190ac0b2e31ccf62851 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69aa63a369048190bae352573f5082f1 completed March 6, 2026, 5:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69ada0d999148190a889f761af05f431 completed March 8, 2026, 4:16 p.m.
NEDg Description generation batch_69ada207c50881909729bf565c2af9dd completed March 8, 2026, 4:21 p.m.
NED2 Entity disambiguation (via description) batch_69ada2c607fc819089d276ae9eca82a4 completed March 8, 2026, 4:24 p.m.
Created at: March 4, 2026, 7:30 p.m.