Triple

T10290413
Position Surface form Disambiguated ID Type / Status
Subject Issoudun E241346 entity
Predicate transportInfrastructure P1777 FINISHED
Object regional railway line Bourges–Châteauroux
The regional railway line Bourges–Châteauroux is a French rail route in the Centre-Val de Loire region that connects the cities of Bourges and Châteauroux, serving intermediate towns such as Issoudun.
E852300 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: regional railway line Bourges–Châteauroux | Statement: [Issoudun, transportInfrastructure, regional railway line Bourges–Châteauroux]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: regional railway line Bourges–Châteauroux
Context triple: [Issoudun, transportInfrastructure, regional railway line Bourges–Châteauroux]
  • A. Orléans–Montauban railway
    The Orléans–Montauban railway is a major French rail line running roughly north–south through central France, linking the Loire Valley to the southwest and serving numerous regional cities along its route.
  • B. Melun–Montargis railway
    The Melun–Montargis railway is a French regional rail line in the Île-de-France and Centre-Val de Loire regions that connects the town of Melun with Montargis as part of the broader Parisian suburban and intercity network.
  • C. Le Mans–Angers railway
    The Le Mans–Angers railway is a French rail line in western France that connects the cities of Le Mans and Angers, forming part of the regional and intercity transport network.
  • D. Nantes–La Roche-sur-Yon railway
    The Nantes–La Roche-sur-Yon railway is a regional rail line in western France connecting the city of Nantes with La Roche-sur-Yon, serving as an important link within the Pays de la Loire transport network.
  • E. Dijon–Nevers railway
    The Dijon–Nevers railway is a French rail line in eastern and central France that connects the city of Dijon with Nevers, serving as part of the regional and national passenger and freight network.
  • 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: regional railway line Bourges–Châteauroux
Triple: [Issoudun, transportInfrastructure, regional railway line Bourges–Châteauroux]
Generated description
The regional railway line Bourges–Châteauroux is a French rail route in the Centre-Val de Loire region that connects the cities of Bourges and Châteauroux, serving intermediate towns such as Issoudun.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: regional railway line Bourges–Châteauroux
Target entity description: The regional railway line Bourges–Châteauroux is a French rail route in the Centre-Val de Loire region that connects the cities of Bourges and Châteauroux, serving intermediate towns such as Issoudun.
  • A. Orléans–Montauban railway
    The Orléans–Montauban railway is a major French rail line running roughly north–south through central France, linking the Loire Valley to the southwest and serving numerous regional cities along its route.
  • B. Melun–Montargis railway
    The Melun–Montargis railway is a French regional rail line in the Île-de-France and Centre-Val de Loire regions that connects the town of Melun with Montargis as part of the broader Parisian suburban and intercity network.
  • C. Le Mans–Angers railway
    The Le Mans–Angers railway is a French rail line in western France that connects the cities of Le Mans and Angers, forming part of the regional and intercity transport network.
  • D. Nantes–La Roche-sur-Yon railway
    The Nantes–La Roche-sur-Yon railway is a regional rail line in western France connecting the city of Nantes with La Roche-sur-Yon, serving as an important link within the Pays de la Loire transport network.
  • E. Dijon–Nevers railway
    The Dijon–Nevers railway is a French rail line in eastern and central France that connects the city of Dijon with Nevers, serving as part of the regional and national passenger and freight network.
  • 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_69d381aaafc08190af475ef58dc16aba completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4d2d192288190a64c27a4f26b71fc completed April 7, 2026, 9:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69d6f85dcbac8190a2ac66354010e328 completed April 9, 2026, 12:52 a.m.
NEDg Description generation batch_69d6fcaee26c8190a19f7d07a63531f6 completed April 9, 2026, 1:11 a.m.
NED2 Entity disambiguation (via description) batch_69d6fd879ab88190b0a47295f5d7ad4d completed April 9, 2026, 1:14 a.m.
Created at: April 6, 2026, 11:41 a.m.