Triple

T10348802
Position Surface form Disambiguated ID Type / Status
Subject Romorantin-Lanthenay E243825 entity
Predicate servedByRailwayLine P848 FINISHED
Object Chemin de fer du Blanc-Argent
Chemin de fer du Blanc-Argent is a historic French metre-gauge railway line in the Centre-Val de Loire region, known for its rural service and heritage operations.
E857762 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: Chemin de fer du Blanc-Argent | Statement: [Romorantin-Lanthenay, servedByRailwayLine, Chemin de fer du Blanc-Argent]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chemin de fer du Blanc-Argent
Context triple: [Romorantin-Lanthenay, servedByRailwayLine, Chemin de fer du Blanc-Argent]
  • A. Lison–Lamballe railway
    The Lison–Lamballe railway is a regional rail line in northwestern France that connects towns in Normandy and Brittany, serving both passenger and local freight traffic.
  • B. Paris–Tours railway
    The Paris–Tours railway is a major French rail line connecting the capital Paris with the city of Tours in the Loire Valley, serving as an important passenger and freight corridor.
  • C. Chemin de fer du Nord
    Chemin de fer du Nord was a major 19th–20th century French railway company that operated the rail network serving northern France and connecting Paris with Belgium and the United Kingdom via Channel ports.
  • D. Paris–Belfort railway
    The Paris–Belfort railway is a major French rail line linking the capital Paris with the eastern city of Belfort, serving as an important corridor between northern France and the regions near the Swiss and German borders.
  • E. Paris–Brest railway
    The Paris–Brest railway is a major French rail line connecting Paris with the western city of Brest, serving numerous intermediate towns and regional hubs along its route.
  • 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: Chemin de fer du Blanc-Argent
Triple: [Romorantin-Lanthenay, servedByRailwayLine, Chemin de fer du Blanc-Argent]
Generated description
Chemin de fer du Blanc-Argent is a historic French metre-gauge railway line in the Centre-Val de Loire region, known for its rural service and heritage operations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chemin de fer du Blanc-Argent
Target entity description: Chemin de fer du Blanc-Argent is a historic French metre-gauge railway line in the Centre-Val de Loire region, known for its rural service and heritage operations.
  • A. Lison–Lamballe railway
    The Lison–Lamballe railway is a regional rail line in northwestern France that connects towns in Normandy and Brittany, serving both passenger and local freight traffic.
  • B. Paris–Tours railway
    The Paris–Tours railway is a major French rail line connecting the capital Paris with the city of Tours in the Loire Valley, serving as an important passenger and freight corridor.
  • C. Chemin de fer du Nord
    Chemin de fer du Nord was a major 19th–20th century French railway company that operated the rail network serving northern France and connecting Paris with Belgium and the United Kingdom via Channel ports.
  • D. Paris–Belfort railway
    The Paris–Belfort railway is a major French rail line linking the capital Paris with the eastern city of Belfort, serving as an important corridor between northern France and the regions near the Swiss and German borders.
  • E. Paris–Brest railway
    The Paris–Brest railway is a major French rail line connecting Paris with the western city of Brest, serving numerous intermediate towns and regional hubs along its route.
  • 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_69d381b22b8c8190aaed476be5f872a9 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e946cbb881909b88536d0107995d completed April 7, 2026, 11:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69d7508e325c8190a88c2b972f8a6846 completed April 9, 2026, 7:09 a.m.
NEDg Description generation batch_69d7618da0188190901026dd51ceaa46 completed April 9, 2026, 8:21 a.m.
NED2 Entity disambiguation (via description) batch_69d77045ea988190bd8e31f5f636f69b completed April 9, 2026, 9:24 a.m.
Created at: April 6, 2026, 11:56 a.m.