Triple

T5370037
Position Surface form Disambiguated ID Type / Status
Subject Gare de Nantes E108824 entity
Predicate servesRailwayLine P6301 FINISHED
Object Nantes–Pornic railway
The Nantes–Pornic railway is a regional rail line in western France connecting the city of Nantes with the coastal town of Pornic, serving both commuter and tourist traffic.
 E522377 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: Nantes–Pornic railway | Statement: [Gare de Nantes, servesRailwayLine, Nantes–Pornic railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nantes–Pornic railway
Context triple: [Gare de Nantes, servesRailwayLine, Nantes–Pornic railway]
  • A. Nantes–Châteaubriant railway
    The Nantes–Châteaubriant railway is a regional rail line in western France connecting the city of Nantes with the town of Châteaubriant.
  • B. 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.
  • C. Nantes–Saint-Gilles-Croix-de-Vie railway
    The Nantes–Saint-Gilles-Croix-de-Vie railway is a regional rail line in western France connecting the city of Nantes with the coastal town of Saint-Gilles-Croix-de-Vie.
  • D. 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.
  • E. 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.
  • 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: Nantes–Pornic railway
Triple: [Gare de Nantes, servesRailwayLine, Nantes–Pornic railway]
Generated description
The Nantes–Pornic railway is a regional rail line in western France connecting the city of Nantes with the coastal town of Pornic, serving both commuter and tourist traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nantes–Pornic railway
Target entity description: The Nantes–Pornic railway is a regional rail line in western France connecting the city of Nantes with the coastal town of Pornic, serving both commuter and tourist traffic.
  • A. Nantes–Châteaubriant railway
    The Nantes–Châteaubriant railway is a regional rail line in western France connecting the city of Nantes with the town of Châteaubriant.
  • B. 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.
  • C. Nantes–Saint-Gilles-Croix-de-Vie railway
    The Nantes–Saint-Gilles-Croix-de-Vie railway is a regional rail line in western France connecting the city of Nantes with the coastal town of Saint-Gilles-Croix-de-Vie.
  • D. 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.
  • E. 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.
  • 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_69bd440c77948190aad2a5f39b7b80f5 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd86873e0c8190bf5ecede2cc2bd8b completed March 20, 2026, 5:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf4877be7481909942b25ba1d0a7fd completed March 22, 2026, 1:40 a.m.
NEDg Description generation batch_69bf497a88b48190b87bf175fe224211 completed March 22, 2026, 1:44 a.m.
NED2 Entity disambiguation (via description) batch_69bf4a1f6e1c8190a9ae94e45fb16cf9 completed March 22, 2026, 1:47 a.m.
Created at: March 20, 2026, 2:02 p.m.