Triple

T2406028
Position Surface form Disambiguated ID Type / Status
Subject Heiden E50277 entity
Predicate hasTransportConnection P845 FINISHED
Object Rorschach–Heiden rack railway
The Rorschach–Heiden rack railway is a Swiss mountain railway line that climbs steeply from the lakeside town of Rorschach to the higher-altitude village of Heiden using a rack-and-pinion system.
 E264263 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: Rorschach–Heiden rack railway | Statement: [Heiden, hasTransportConnection, Rorschach–Heiden rack railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rorschach–Heiden rack railway
Context triple: [Heiden, hasTransportConnection, Rorschach–Heiden rack railway]
  • A. Vennbahn railway
    The Vennbahn railway is a historic cross-border railway line in the Ardennes region whose unique post-World War I alignment created several German exclaves within Belgium.
  • B. Rhaetian Railway
    The Rhaetian Railway is a Swiss narrow-gauge railway network in the canton of Graubünden, famed for its scenic Alpine routes and UNESCO World Heritage-listed lines.
  • C. Bayerische Zugspitzbahn
    Bayerische Zugspitzbahn is a Bavarian cogwheel railway that transports passengers from Garmisch-Partenkirchen up toward Germany’s highest peak, the Zugspitze.
  • D. Solling Railway
    The Solling Railway is a regional rail line in Germany that runs through the Solling hills, connecting towns in Lower Saxony and Hesse.
  • E. Ringbahn
    The Ringbahn is Berlin’s circular urban rail line that encircles the inner city and serves as a major hub for the Berlin S-Bahn network.
  • 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: Rorschach–Heiden rack railway
Triple: [Heiden, hasTransportConnection, Rorschach–Heiden rack railway]
Generated description
The Rorschach–Heiden rack railway is a Swiss mountain railway line that climbs steeply from the lakeside town of Rorschach to the higher-altitude village of Heiden using a rack-and-pinion system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rorschach–Heiden rack railway
Target entity description: The Rorschach–Heiden rack railway is a Swiss mountain railway line that climbs steeply from the lakeside town of Rorschach to the higher-altitude village of Heiden using a rack-and-pinion system.
  • A. Vennbahn railway
    The Vennbahn railway is a historic cross-border railway line in the Ardennes region whose unique post-World War I alignment created several German exclaves within Belgium.
  • B. Rhaetian Railway
    The Rhaetian Railway is a Swiss narrow-gauge railway network in the canton of Graubünden, famed for its scenic Alpine routes and UNESCO World Heritage-listed lines.
  • C. Bayerische Zugspitzbahn
    Bayerische Zugspitzbahn is a Bavarian cogwheel railway that transports passengers from Garmisch-Partenkirchen up toward Germany’s highest peak, the Zugspitze.
  • D. Solling Railway
    The Solling Railway is a regional rail line in Germany that runs through the Solling hills, connecting towns in Lower Saxony and Hesse.
  • E. Ringbahn
    The Ringbahn is Berlin’s circular urban rail line that encircles the inner city and serves as a major hub for the Berlin S-Bahn network.
  • 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_69a88b0339a88190a1207333cd271cc9 completed March 4, 2026, 7:41 p.m.
NER Named-entity recognition batch_69abc8fb78408190b99fa8b4dfaaa75d completed March 7, 2026, 6:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69aeb3e95334819093923b0c36b968f2 completed March 9, 2026, 11:50 a.m.
NEDg Description generation batch_69aeb7b2d8f88190a12ce00000735fd6 completed March 9, 2026, 12:06 p.m.
NED2 Entity disambiguation (via description) batch_69aeb827504c8190bd458e79193d51cc completed March 9, 2026, 12:08 p.m.
Created at: March 4, 2026, 7:58 p.m.