Triple

T930009
Position Surface form Disambiguated ID Type / Status
Subject Bern railway station E20069 entity
Predicate railwayLine P848 FINISHED
Object Lausanne–Bern railway line
The Lausanne–Bern railway line is a major Swiss rail corridor connecting the cities of Lausanne and Bern, forming part of the country’s primary east–west transit route.
 E112019 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: Lausanne–Bern railway line | Statement: [Bern railway station, railwayLine, Lausanne–Bern railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lausanne–Bern railway line
Context triple: [Bern railway station, railwayLine, Lausanne–Bern railway line]
  • A. Paris–Lausanne railway
    The Paris–Lausanne railway is an international rail line connecting the French capital Paris with the Swiss city of Lausanne, serving as a major passenger and freight corridor between France and Switzerland.
  • B. Lausanne–Geneva railway line
    The Lausanne–Geneva railway line is a major Swiss rail corridor connecting the cities of Lausanne and Geneva along the northern shore of Lake Geneva, serving as a key route for both regional and international trains.
  • C. Geneva–Lyon railway
    The Geneva–Lyon railway is an international rail line linking the Swiss city of Geneva with Lyon in France, serving as a key passenger and freight corridor between the two countries.
  • D. Basel–Mulhouse railway
    The Basel–Mulhouse railway is an international rail line linking the Swiss city of Basel with the French city of Mulhouse, serving as a key cross-border transport corridor between Switzerland and France.
  • E. Geneva–Aéroport railway line
    The Geneva–Aéroport railway line is a short Swiss rail link connecting central Geneva’s main station to Geneva International Airport, providing frequent regional and long-distance train services for air travelers and commuters.
  • 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: Lausanne–Bern railway line
Triple: [Bern railway station, railwayLine, Lausanne–Bern railway line]
Generated description
The Lausanne–Bern railway line is a major Swiss rail corridor connecting the cities of Lausanne and Bern, forming part of the country’s primary east–west transit route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lausanne–Bern railway line
Target entity description: The Lausanne–Bern railway line is a major Swiss rail corridor connecting the cities of Lausanne and Bern, forming part of the country’s primary east–west transit route.
  • A. Paris–Lausanne railway
    The Paris–Lausanne railway is an international rail line connecting the French capital Paris with the Swiss city of Lausanne, serving as a major passenger and freight corridor between France and Switzerland.
  • B. Lausanne–Geneva railway line
    The Lausanne–Geneva railway line is a major Swiss rail corridor connecting the cities of Lausanne and Geneva along the northern shore of Lake Geneva, serving as a key route for both regional and international trains.
  • C. Geneva–Lyon railway
    The Geneva–Lyon railway is an international rail line linking the Swiss city of Geneva with Lyon in France, serving as a key passenger and freight corridor between the two countries.
  • D. Basel–Mulhouse railway
    The Basel–Mulhouse railway is an international rail line linking the Swiss city of Basel with the French city of Mulhouse, serving as a key cross-border transport corridor between Switzerland and France.
  • E. Geneva–Aéroport railway line
    The Geneva–Aéroport railway line is a short Swiss rail link connecting central Geneva’s main station to Geneva International Airport, providing frequent regional and long-distance train services for air travelers and commuters.
  • 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_69a493af3dc48190adb7263e6e445ea1 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b349b3d0819090c58b4fb60c6a1b completed March 1, 2026, 9:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69a933a103908190a624039492079f82 completed March 5, 2026, 7:41 a.m.
NEDg Description generation batch_69a94d60cb3c81908dc3af7bc395505f completed March 5, 2026, 9:31 a.m.
NED2 Entity disambiguation (via description) batch_69a963c897888190bec5decc6010c9d6 completed March 5, 2026, 11:06 a.m.
Created at: March 1, 2026, 7:40 p.m.