Triple

T3700361
Position Surface form Disambiguated ID Type / Status
Subject Sihl River E78561 entity
Predicate nearbyInfrastructure P2064 FINISHED
Object Uetliberg railway line
The Uetliberg railway line is a Swiss suburban and mountain railway route that connects central Zurich with the summit of Uetliberg, offering both commuter service and scenic access to the popular local mountain.
 E381046 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: Uetliberg railway line | Statement: [Sihl River, nearbyInfrastructure, Uetliberg railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Uetliberg railway line
Context triple: [Sihl River, nearbyInfrastructure, Uetliberg railway line]
  • A. Olten–Bern railway line
    The Olten–Bern railway line is a major Swiss rail corridor connecting the city of Bern with Olten, forming part of the country’s primary east–west transit axis.
  • B. 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.
  • C. 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.
  • D. Ulm–Sigmaringen railway
    The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
  • 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: Uetliberg railway line
Triple: [Sihl River, nearbyInfrastructure, Uetliberg railway line]
Generated description
The Uetliberg railway line is a Swiss suburban and mountain railway route that connects central Zurich with the summit of Uetliberg, offering both commuter service and scenic access to the popular local mountain.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Uetliberg railway line
Target entity description: The Uetliberg railway line is a Swiss suburban and mountain railway route that connects central Zurich with the summit of Uetliberg, offering both commuter service and scenic access to the popular local mountain.
  • A. Olten–Bern railway line
    The Olten–Bern railway line is a major Swiss rail corridor connecting the city of Bern with Olten, forming part of the country’s primary east–west transit axis.
  • B. 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.
  • C. 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.
  • D. Ulm–Sigmaringen railway
    The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
  • 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_69ad85e3b1888190abc983e06968696d completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc514eb6c8190b3b74a603c717729 completed March 8, 2026, 6:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4c3df86bc819088db92eecee69fd3 completed March 14, 2026, 2:11 a.m.
NEDg Description generation batch_69b4c7e579d4819090edfa8a858c40c4 completed March 14, 2026, 2:28 a.m.
NED2 Entity disambiguation (via description) batch_69b4c86511e48190872b3d85019bc013 completed March 14, 2026, 2:31 a.m.
Created at: March 8, 2026, 3:26 p.m.