Triple

T16105228
Position Surface form Disambiguated ID Type / Status
Subject Verkehrsbetriebe Zürich E390721 entity
Predicate operatorOf P179 FINISHED
Object Polybahn funicular E591858 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: Polybahn funicular | Statement: [Verkehrsbetriebe Zürich, operatorOf, Polybahn funicular]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Polybahn funicular
Context triple: [Verkehrsbetriebe Zürich, operatorOf, Polybahn funicular]
  • A. Polybahn funicular chosen
    The Polybahn funicular is a historic short funicular railway in Zürich that links the city center with the ETH Zürich university terrace.
  • B. Tünel funicular
    The Tünel funicular is a historic underground cable railway in Istanbul, among the world’s oldest, linking the Karaköy district on the waterfront with the higher Beyoğlu area.
  • C. Parsennbahn funicular
    The Parsennbahn funicular is a historic mountain railway in Davos, Switzerland, that transports skiers and visitors from the valley up to the Parsenn ski area.
  • D. Carmelit underground funicular
    The Carmelit underground funicular is a short, steep underground railway in Haifa, Israel, serving as one of the world’s smallest metro systems and connecting the city’s lower and upper areas.
  • E. Lavra Funicular
    The Lavra Funicular is a historic hillside cable railway in Lisbon, Portugal, known as one of the city’s oldest funiculars connecting lower and upper neighborhoods.
  • 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_69d87f1a8dd881909f1de6ef78849874 completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e1ff6b91a48190a04648d4cad2c4b1 completed April 17, 2026, 9:37 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffeba1e4c08190a90f5102e0038056 completed May 10, 2026, 2:21 a.m.
Created at: April 10, 2026, 5 a.m.