Triple

T14438169
Position Surface form Disambiguated ID Type / Status
Subject Poitiers railway station E358019 entity
Predicate railwayLine P848 FINISHED
Object Poitiers–Limoges railway
The Poitiers–Limoges railway is a French rail line connecting the cities of Poitiers and Limoges, serving as an important regional link in western-central France.
 E1103747 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: Poitiers–Limoges railway | Statement: [Poitiers railway station, railwayLine, Poitiers–Limoges railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Poitiers–Limoges railway
Context triple: [Poitiers railway station, railwayLine, Poitiers–Limoges railway]
  • A. Limoges–Angoulême railway
    The Limoges–Angoulême railway is a rail line in southwestern France that connects the cities of Limoges and Angoulême, serving as an important regional passenger and freight route.
  • B. Poitiers–La Rochelle railway
    The Poitiers–La Rochelle railway is a French rail line connecting the inland city of Poitiers with the Atlantic coastal city of La Rochelle, serving both regional passenger and freight traffic.
  • C. Limoges–Périgueux railway
    The Limoges–Périgueux railway is a regional rail line in southwestern France that connects the cities of Limoges and Périgueux, serving as an important link within the Nouvelle-Aquitaine rail network.
  • D. Montluçon–Bourges railway
    The Montluçon–Bourges railway is a regional rail line in central France that connects the towns of Montluçon and Bourges, serving as an important link within the national railway network.
  • E. Limoges–Ussel railway
    The Limoges–Ussel railway is a regional rail line in central France that connects the city of Limoges with the town of Ussel across the Limousin and Auvergne regions.
  • 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: Poitiers–Limoges railway
Triple: [Poitiers railway station, railwayLine, Poitiers–Limoges railway]
Generated description
The Poitiers–Limoges railway is a French rail line connecting the cities of Poitiers and Limoges, serving as an important regional link in western-central France.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Poitiers–Limoges railway
Target entity description: The Poitiers–Limoges railway is a French rail line connecting the cities of Poitiers and Limoges, serving as an important regional link in western-central France.
  • A. Limoges–Angoulême railway
    The Limoges–Angoulême railway is a rail line in southwestern France that connects the cities of Limoges and Angoulême, serving as an important regional passenger and freight route.
  • B. Poitiers–La Rochelle railway
    The Poitiers–La Rochelle railway is a French rail line connecting the inland city of Poitiers with the Atlantic coastal city of La Rochelle, serving both regional passenger and freight traffic.
  • C. Limoges–Périgueux railway
    The Limoges–Périgueux railway is a regional rail line in southwestern France that connects the cities of Limoges and Périgueux, serving as an important link within the Nouvelle-Aquitaine rail network.
  • D. Montluçon–Bourges railway
    The Montluçon–Bourges railway is a regional rail line in central France that connects the towns of Montluçon and Bourges, serving as an important link within the national railway network.
  • E. Limoges–Ussel railway
    The Limoges–Ussel railway is a regional rail line in central France that connects the city of Limoges with the town of Ussel across the Limousin and Auvergne regions.
  • 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_69d8279402a88190821ffa39ae15bccf completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de914a45ec81909ab8ccf302047d7f completed April 14, 2026, 7:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd7a39d55c8190bbc7b76fab6b8b39 completed May 8, 2026, 5:52 a.m.
NEDg Description generation batch_69fd7ad02938819089b7d9a83c9006d3 completed May 8, 2026, 5:55 a.m.
NED2 Entity disambiguation (via description) batch_69fd7b1757e88190a90c671ffe6ce978 completed May 8, 2026, 5:56 a.m.
Created at: April 10, 2026, 1:18 a.m.