Triple

T7778605
Position Surface form Disambiguated ID Type / Status
Subject Le Mans railway station E221456 entity
Predicate railwayLine P848 FINISHED
Object Le Mans–Tours railway
The Le Mans–Tours railway is a French rail line connecting the cities of Le Mans and Tours, serving as an important regional passenger and freight corridor in western France.
E698275 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: Le Mans–Tours railway | Statement: [Le Mans railway station, railwayLine, Le Mans–Tours railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Le Mans–Tours railway
Context triple: [Le Mans railway station, railwayLine, Le Mans–Tours railway]
  • A. 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.
  • B. Paris–Rennes railway
    The Paris–Rennes railway is a major French rail line connecting the capital Paris with the city of Rennes in Brittany, serving numerous intermediate towns and regional hubs along its route.
  • C. Paris–Nantes railway
    The Paris–Nantes railway is a major French rail line connecting the capital Paris with the city of Nantes in western France, serving as an important corridor for both passenger and freight transport.
  • D. Paris–Chartres railway line
    The Paris–Chartres railway line is a French regional rail route linking Paris to the city of Chartres and serving intermediate towns such as Rambouillet.
  • E. 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.
  • 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: Le Mans–Tours railway
Triple: [Le Mans railway station, railwayLine, Le Mans–Tours railway]
Generated description
The Le Mans–Tours railway is a French rail line connecting the cities of Le Mans and Tours, serving as an important regional passenger and freight corridor in western France.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Le Mans–Tours railway
Target entity description: The Le Mans–Tours railway is a French rail line connecting the cities of Le Mans and Tours, serving as an important regional passenger and freight corridor in western France.
  • A. 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.
  • B. Paris–Rennes railway
    The Paris–Rennes railway is a major French rail line connecting the capital Paris with the city of Rennes in Brittany, serving numerous intermediate towns and regional hubs along its route.
  • C. Paris–Nantes railway
    The Paris–Nantes railway is a major French rail line connecting the capital Paris with the city of Nantes in western France, serving as an important corridor for both passenger and freight transport.
  • D. Paris–Chartres railway line
    The Paris–Chartres railway line is a French regional rail route linking Paris to the city of Chartres and serving intermediate towns such as Rambouillet.
  • E. 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.
  • 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_69ca83ebbef881909ac47f789145fef7 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69caa4d4480481909d3e8a4df1345299 completed March 30, 2026, 4:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69cb59ca4c088190bc4f1f9b2488d996 completed March 31, 2026, 5:21 a.m.
NEDg Description generation batch_69cb5f1afe0c8190916c7a9b2eab9270 completed March 31, 2026, 5:43 a.m.
NED2 Entity disambiguation (via description) batch_69cb764973f88190964f91ee7e3fdc06 completed March 31, 2026, 7:22 a.m.
Created at: March 30, 2026, 4:17 p.m.