Triple

T11211511
Position Surface form Disambiguated ID Type / Status
Subject Vevey–Les Pléiades railway line E265319 entity
Predicate originalOperator P179 FINISHED
Object Chemins de fer électriques Veveysans
Chemins de fer électriques Veveysans was a Swiss railway company that operated local electric rail services in the Vevey region, notably in the pre-alpine area above Lake Geneva.
E912000 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: Chemins de fer électriques Veveysans | Statement: [Vevey–Les Pléiades railway line, originalOperator, Chemins de fer électriques Veveysans]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chemins de fer électriques Veveysans
Context triple: [Vevey–Les Pléiades railway line, originalOperator, Chemins de fer électriques Veveysans]
  • A. Vevey–Les Pléiades railway line
    The Vevey–Les Pléiades railway line is a Swiss metre-gauge mountain railway connecting the lakeside town of Vevey with the scenic Les Pléiades area above it.
  • B. Vevey–Chexbres railway line
    The Vevey–Chexbres railway line is a short Swiss branch line in the canton of Vaud that climbs from the lakeside town of Vevey into the Lavaux vineyards, offering scenic connections to the main Lausanne–Bern route.
  • C. Lausanne–Villeneuve railway line
    The Lausanne–Villeneuve railway line is a Swiss standard-gauge rail route along the north shore of Lake Geneva that connects Lausanne with the town of Villeneuve, serving numerous intermediate communities.
  • D. Geneva–La Plaine railway line
    The Geneva–La Plaine railway line is a regional rail route in the canton of Geneva, Switzerland, connecting central Geneva with its western suburbs and the French border.
  • E. Lausanne–Ouchy railway
    The Lausanne–Ouchy railway was a historic funicular-turned-rack railway in Lausanne, Switzerland, that connected the city center with the lakeside district of Ouchy before being replaced by the modern metro system.
  • 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: Chemins de fer électriques Veveysans
Triple: [Vevey–Les Pléiades railway line, originalOperator, Chemins de fer électriques Veveysans]
Generated description
Chemins de fer électriques Veveysans was a Swiss railway company that operated local electric rail services in the Vevey region, notably in the pre-alpine area above Lake Geneva.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chemins de fer électriques Veveysans
Target entity description: Chemins de fer électriques Veveysans was a Swiss railway company that operated local electric rail services in the Vevey region, notably in the pre-alpine area above Lake Geneva.
  • A. Vevey–Les Pléiades railway line
    The Vevey–Les Pléiades railway line is a Swiss metre-gauge mountain railway connecting the lakeside town of Vevey with the scenic Les Pléiades area above it.
  • B. Vevey–Chexbres railway line
    The Vevey–Chexbres railway line is a short Swiss branch line in the canton of Vaud that climbs from the lakeside town of Vevey into the Lavaux vineyards, offering scenic connections to the main Lausanne–Bern route.
  • C. Lausanne–Villeneuve railway line
    The Lausanne–Villeneuve railway line is a Swiss standard-gauge rail route along the north shore of Lake Geneva that connects Lausanne with the town of Villeneuve, serving numerous intermediate communities.
  • D. Geneva–La Plaine railway line
    The Geneva–La Plaine railway line is a regional rail route in the canton of Geneva, Switzerland, connecting central Geneva with its western suburbs and the French border.
  • E. Lausanne–Ouchy railway
    The Lausanne–Ouchy railway was a historic funicular-turned-rack railway in Lausanne, Switzerland, that connected the city center with the lakeside district of Ouchy before being replaced by the modern metro system.
  • 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_69d6aac59460819089b9848b27f57848 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8d6f5d4819086dcb776a0d469e8 completed April 9, 2026, 5:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69e49747ec288190bc3e826b6de7f6f2 completed April 19, 2026, 8:50 a.m.
NEDg Description generation batch_69e49c0a92b08190ac5debb7d67ca776 completed April 19, 2026, 9:10 a.m.
NED2 Entity disambiguation (via description) batch_69e49e8dc4ec81908d0defe77827d197 completed April 19, 2026, 9:21 a.m.
Created at: April 8, 2026, 9:30 p.m.