Triple

T19804132
Position Surface form Disambiguated ID Type / Status
Subject Davos–Filisur railway line E475764 entity
Predicate railwayNetwork P522 FINISHED
Object RhB metre-gauge network — 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: RhB metre-gauge network | Statement: [Davos–Filisur railway line, railwayNetwork, RhB metre-gauge network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: RhB metre-gauge network
Context triple: [Davos–Filisur railway line, railwayNetwork, RhB metre-gauge network]
  • A. Piedmont railway network
    The Piedmont railway network is the regional rail system serving Italy’s Piedmont region, connecting its cities and towns through an integrated web of passenger and freight lines.
  • B. Rems Railway
    Rems Railway is a regional rail line in the German state of Baden-Württemberg that runs through the Rems Valley and connects several towns east of Stuttgart.
  • C. Saxon railway network
    The Saxon railway network is the interconnected system of railway lines in the German state of Saxony, historically significant for its dense coverage and role in regional and international transport.
  • D. Nahe Valley Railway
    The Nahe Valley Railway is a German railway line that follows the Nahe River through Rhineland-Palatinate, connecting towns such as Bad Kreuznach with larger regional and national rail networks.
  • E. Randstad regional rail network
    The Randstad regional rail network is a Dutch commuter and regional rail system serving the densely populated Randstad metropolitan area, connecting major cities such as Amsterdam, Rotterdam, The Hague, and Utrecht with surrounding towns.
  • 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: RhB metre-gauge network
Target entity description: The RhB metre-gauge network is an extensive narrow-gauge railway system in the Swiss canton of Graubünden, renowned for its scenic Alpine routes and UNESCO-listed lines operated by the Rhaetian Railway.
  • A. Piedmont railway network
    The Piedmont railway network is the regional rail system serving Italy’s Piedmont region, connecting its cities and towns through an integrated web of passenger and freight lines.
  • B. Rems Railway
    Rems Railway is a regional rail line in the German state of Baden-Württemberg that runs through the Rems Valley and connects several towns east of Stuttgart.
  • C. Saxon railway network
    The Saxon railway network is the interconnected system of railway lines in the German state of Saxony, historically significant for its dense coverage and role in regional and international transport.
  • D. Nahe Valley Railway
    The Nahe Valley Railway is a German railway line that follows the Nahe River through Rhineland-Palatinate, connecting towns such as Bad Kreuznach with larger regional and national rail networks.
  • E. Randstad regional rail network
    The Randstad regional rail network is a Dutch commuter and regional rail system serving the densely populated Randstad metropolitan area, connecting major cities such as Amsterdam, Rotterdam, The Hague, and Utrecht with surrounding towns.
  • 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_69d8e51bc4208190a1c57d8c5d1b15e4 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e654266e18819085698aed8b0e2ba8 completed April 20, 2026, 4:28 p.m.
Created at: April 10, 2026, 1:49 p.m.