Triple

T21018501
Position Surface form Disambiguated ID Type / Status
Subject Pontresina E517740 entity
Predicate hasRailwayStation P918 FINISHED
Object Pontresina railway station — NE NERFINISHED

How this triple was built (3 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: Pontresina railway station | Statement: [Pontresina, hasRailwayStation, Pontresina railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pontresina railway station
Context triple: [Pontresina, hasRailwayStation, Pontresina railway station]
  • A. Gletsch railway station
    Gletsch railway station is a small Swiss mountain railway stop in the canton of Valais, known for serving heritage and scenic trains near the Furka Pass.
  • B. Fiesch railway station
    Fiesch railway station is a Swiss alpine train station in the canton of Valais that serves as a key access point for regional rail services and nearby mountain tourism areas.
  • C. Saanen railway station
    Saanen railway station is a regional train station in the village of Saanen in the Swiss canton of Bern, serving as a stop on the Montreux–Lenk im Simmental line.
  • D. Eigergletscher railway station
    Eigergletscher railway station is a high-altitude stop on the Jungfrau Railway in the Swiss Alps, serving as a gateway for climbers and tourists near the Eiger mountain.
  • E. Kleine Scheidegg railway station
    Kleine Scheidegg railway station is a high-altitude Swiss mountain station in the Bernese Oberland that serves as a key junction for cogwheel railways heading toward the Jungfraujoch and surrounding alpine resorts.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pontresina railway station
Target entity description: Pontresina railway station is a Swiss Rhaetian Railway station in the alpine village of Pontresina, serving as a key stop on scenic routes through the Engadin and nearby Bernina Pass.
  • A. Gletsch railway station
    Gletsch railway station is a small Swiss mountain railway stop in the canton of Valais, known for serving heritage and scenic trains near the Furka Pass.
  • B. Fiesch railway station
    Fiesch railway station is a Swiss alpine train station in the canton of Valais that serves as a key access point for regional rail services and nearby mountain tourism areas.
  • C. Saanen railway station
    Saanen railway station is a regional train station in the village of Saanen in the Swiss canton of Bern, serving as a stop on the Montreux–Lenk im Simmental line.
  • D. Eigergletscher railway station
    Eigergletscher railway station is a high-altitude stop on the Jungfrau Railway in the Swiss Alps, serving as a gateway for climbers and tourists near the Eiger mountain.
  • E. Kleine Scheidegg railway station
    Kleine Scheidegg railway station is a high-altitude Swiss mountain station in the Bernese Oberland that serves as a key junction for cogwheel railways heading toward the Jungfraujoch and surrounding alpine resorts.
  • F. None of above. chosen

Provenance (2 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_69e0b50262b081909bc488937145eb73 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e6fc5a27f08190b26828a6a7b59f7c completed April 21, 2026, 4:26 a.m.
Created at: April 16, 2026, 1:54 p.m.