Triple

T4228921
Position Surface form Disambiguated ID Type / Status
Subject Lötschberg Pass E94528 entity
Predicate traversedBy P225 FINISHED
Object Lötschberg railway line
The Lötschberg railway line is a major Swiss Alpine rail route operated by BLS that connects the Bernese Oberland with the Valais through long tunnels and dramatic mountain scenery.
 E429884 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: Lötschberg railway line | Statement: [Lötschberg Pass, traversedBy, Lötschberg railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lötschberg railway line
Context triple: [Lötschberg Pass, traversedBy, Lötschberg railway line]
  • A. Bern–Lucerne railway line
    The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
  • B. Bern–Thun railway line
    The Bern–Thun railway line is a key Swiss rail route connecting the capital city of Bern with the town of Thun, serving as an important corridor for both regional and long-distance passenger services.
  • C. 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.
  • D. Bernese Oberland Railway
    The Bernese Oberland Railway is a Swiss mountain railway that connects the town of Interlaken with popular alpine destinations such as Grindelwald and Lauterbrunnen in the Bernese Oberland region.
  • E. Bern–Biel/Bienne railway line
    The Bern–Biel/Bienne railway line is a major Swiss standard-gauge route connecting the capital city of Bern with the bilingual city of Biel/Bienne, serving as an important corridor for both regional and intercity passenger traffic.
  • 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: Lötschberg railway line
Triple: [Lötschberg Pass, traversedBy, Lötschberg railway line]
Generated description
The Lötschberg railway line is a major Swiss Alpine rail route operated by BLS that connects the Bernese Oberland with the Valais through long tunnels and dramatic mountain scenery.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lötschberg railway line
Target entity description: The Lötschberg railway line is a major Swiss Alpine rail route operated by BLS that connects the Bernese Oberland with the Valais through long tunnels and dramatic mountain scenery.
  • A. Bern–Lucerne railway line
    The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
  • B. Bern–Thun railway line
    The Bern–Thun railway line is a key Swiss rail route connecting the capital city of Bern with the town of Thun, serving as an important corridor for both regional and long-distance passenger services.
  • C. 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.
  • D. Bernese Oberland Railway
    The Bernese Oberland Railway is a Swiss mountain railway that connects the town of Interlaken with popular alpine destinations such as Grindelwald and Lauterbrunnen in the Bernese Oberland region.
  • E. Bern–Biel/Bienne railway line
    The Bern–Biel/Bienne railway line is a major Swiss standard-gauge route connecting the capital city of Bern with the bilingual city of Biel/Bienne, serving as an important corridor for both regional and intercity passenger traffic.
  • 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_69b3453700a08190ae88792e3dc63207 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b34e51817c8190bff50f2c3b5deea0 completed March 12, 2026, 11:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5c70cfa6c819096992a9ea7e97801 completed March 14, 2026, 8:37 p.m.
NEDg Description generation batch_69b5cb1b807c8190a6220e23e601e49d completed March 14, 2026, 8:54 p.m.
NED2 Entity disambiguation (via description) batch_69b5cb91cdb88190af95acc54a01978a completed March 14, 2026, 8:56 p.m.
Created at: March 12, 2026, 11:05 p.m.