Triple

T11170627
Position Surface form Disambiguated ID Type / Status
Subject Rorschach–Heiden rack railway E264263 entity
Predicate rackSystemType P78020 FINISHED
Object Riggenbach rack system E759056 NE FINISHED

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: Riggenbach rack system | Statement: [Rorschach–Heiden rack railway, rackSystemType, Riggenbach rack system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Riggenbach rack system
Context triple: [Rorschach–Heiden rack railway, rackSystemType, Riggenbach rack system]
  • A. Riggenbach rack system chosen
    The Riggenbach rack system is an early and widely used rack railway technology that employs a ladder-like central rail to enable trains to climb steep gradients safely.
  • B. Scharfenberg coupler
    The Scharfenberg coupler is an automatic railway coupling system widely used on modern passenger trains to quickly connect and disconnect cars while integrating mechanical, pneumatic, and electrical links.
  • C. Schweizertrakt (Swiss Wing)
    Schweizertrakt (Swiss Wing) is a historic section of Vienna’s Hofburg complex, notable as one of its oldest surviving wings and a key element of the former imperial residence’s architectural ensemble.
  • D. Ritschel
    Ritschel is a German surname best known as the maiden name of Magda Goebbels, the wife of Nazi propaganda minister Joseph Goebbels.
  • E. Binnig
    Binnig is a German surname most notably associated with physicist Gerd Binnig, co-inventor of the scanning tunneling microscope and Nobel Prize laureate.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aa9dafac8190bd90d2c74f661aa7 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e8952e248190b0751669e8c960b7 completed April 9, 2026, 5:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69e463b155a08190b361b38a39d25b1f completed April 19, 2026, 5:10 a.m.
Created at: April 8, 2026, 9:29 p.m.