Triple

T18311485
Position Surface form Disambiguated ID Type / Status
Subject Brünig railway line E438635 entity
Predicate operator P179 FINISHED
Object Zentralbahn NE NERFINISHED

How this triple was built (2 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: Zentralbahn | Statement: [Brünig railway line, operator, Zentralbahn]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Zentralbahn
Context triple: [Brünig railway line, operator, Zentralbahn]
  • A. Zentralbahn chosen
    Zentralbahn is a Swiss railway company that operates scenic regional and intercity train services through central Switzerland, including routes over the Brünig Pass.
  • B. Südostbahn
    Südostbahn is a Swiss railway company that operates regional and suburban train services, including lines within the Zürich S-Bahn network.
  • C. Schweizerische Nordostbahn
    Schweizerische Nordostbahn was a major 19th-century Swiss private railway company that operated in northeastern Switzerland before being nationalized into the Swiss Federal Railways.
  • D. East Rhine Railway
    The East Rhine Railway is a major German rail line running along the eastern bank of the Rhine River, known for connecting numerous towns and offering scenic views through the Middle Rhine Valley.
  • E. Rhine Railway
    The Rhine Railway is a major railway line in Western Europe that connects key cities along the Rhine corridor, facilitating both international passenger and freight transport.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d8b915e3e881909125d760c15d0c29 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e50219cd548190b8da5f402d5da773 completed April 19, 2026, 4:26 p.m.
Created at: April 10, 2026, 10:36 a.m.