Triple

T7875707
Position Surface form Disambiguated ID Type / Status
Subject Rhaetian Railway E182845 entity
Predicate knownFor P22 FINISHED
Object Albula Railway
The Albula Railway is a renowned Swiss mountain railway line celebrated for its spectacular alpine scenery, spiral tunnels, and status as a UNESCO World Heritage Site.
E705668 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: Albula Railway | Statement: [Rhaetian Railway, knownFor, Albula Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Albula Railway
Context triple: [Rhaetian Railway, knownFor, Albula Railway]
  • A. Wengernalp Railway
    The Wengernalp Railway is a historic Swiss rack railway in the Bernese Oberland that climbs from the Lauterbrunnen and Grindelwald valleys up to Kleine Scheidegg beneath the Eiger, Mönch, and Jungfrau.
  • B. Furka Oberalp railway
    The Furka Oberalp railway is a historic Swiss narrow-gauge mountain railway renowned for its spectacular alpine scenery and steep, winding route through the central Swiss Alps.
  • C. Stubai Valley Railway
    The Stubai Valley Railway is a narrow-gauge electric railway in Tyrol, Austria, connecting the city of Innsbruck with the Stubai Valley and serving both local commuters and tourists.
  • D. Brienz Rothorn Railway
    The Brienz Rothorn Railway is a historic Swiss steam-powered rack railway that climbs from the village of Brienz to the summit of the Brienzer Rothorn, offering panoramic views of the surrounding Alps and Lake Brienz.
  • E. Bernina railway line
    The Bernina railway line is a scenic Swiss mountain railway and UNESCO World Heritage site renowned for its dramatic alpine landscapes and panoramic train journeys between Switzerland and Italy.
  • 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: Albula Railway
Triple: [Rhaetian Railway, knownFor, Albula Railway]
Generated description
The Albula Railway is a renowned Swiss mountain railway line celebrated for its spectacular alpine scenery, spiral tunnels, and status as a UNESCO World Heritage Site.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Albula Railway
Target entity description: The Albula Railway is a renowned Swiss mountain railway line celebrated for its spectacular alpine scenery, spiral tunnels, and status as a UNESCO World Heritage Site.
  • A. Wengernalp Railway
    The Wengernalp Railway is a historic Swiss rack railway in the Bernese Oberland that climbs from the Lauterbrunnen and Grindelwald valleys up to Kleine Scheidegg beneath the Eiger, Mönch, and Jungfrau.
  • B. Furka Oberalp railway
    The Furka Oberalp railway is a historic Swiss narrow-gauge mountain railway renowned for its spectacular alpine scenery and steep, winding route through the central Swiss Alps.
  • C. Stubai Valley Railway
    The Stubai Valley Railway is a narrow-gauge electric railway in Tyrol, Austria, connecting the city of Innsbruck with the Stubai Valley and serving both local commuters and tourists.
  • D. Brienz Rothorn Railway
    The Brienz Rothorn Railway is a historic Swiss steam-powered rack railway that climbs from the village of Brienz to the summit of the Brienzer Rothorn, offering panoramic views of the surrounding Alps and Lake Brienz.
  • E. Bernina railway line
    The Bernina railway line is a scenic Swiss mountain railway and UNESCO World Heritage site renowned for its dramatic alpine landscapes and panoramic train journeys between Switzerland and Italy.
  • 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_69ca828a17248190b46defe758bc5ad3 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb39aa7ca88190b88a18f6a8971e51 completed March 31, 2026, 3:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69cbdf9535c48190a73653a773553d01 completed March 31, 2026, 2:52 p.m.
NEDg Description generation batch_69cc46bca04481908852425c214a4e34 completed March 31, 2026, 10:12 p.m.
NED2 Entity disambiguation (via description) batch_69cc49129e188190aaebd6a1188788d9 completed March 31, 2026, 10:22 p.m.
Created at: March 30, 2026, 4:57 p.m.