Triple

T17591264
Position Surface form Disambiguated ID Type / Status
Subject Zentralbahn E428452 entity
Predicate formedByMergerOf P77 FINISHED
Object Luzern–Stans–Engelberg-Bahn 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: Luzern–Stans–Engelberg-Bahn | Statement: [Zentralbahn, formedByMergerOf, Luzern–Stans–Engelberg-Bahn]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Luzern–Stans–Engelberg-Bahn
Context triple: [Zentralbahn, formedByMergerOf, Luzern–Stans–Engelberg-Bahn]
  • A. Zugerberg Bahn
    Zugerberg Bahn is a funicular railway in the Swiss canton of Zug that connects the city of Zug with the nearby Zugerberg mountain.
  • B. Bern–Olten line
    The Bern–Olten line is a major Swiss railway corridor connecting the capital Bern with the important rail hub of Olten, forming part of the country’s primary east–west transit axis.
  • C. Bern–Lucerne railway line
    The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
  • D. Basel–Lucerne railway line
    The Basel–Lucerne railway line is a key Swiss rail route connecting the cities of Basel and Lucerne through the Swiss Plateau, serving both regional and long-distance passenger traffic.
  • E. Zurich–Winterthur railway line
    The Zurich–Winterthur railway line is a major Swiss rail corridor connecting the cities of Zurich and Winterthur, serving as a key route for both regional and long-distance passenger traffic.
  • 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: Luzern–Stans–Engelberg-Bahn
Target entity description: The Luzern–Stans–Engelberg-Bahn was a Swiss railway company that operated the line from Lucerne through Stans to the mountain resort of Engelberg in central Switzerland.
  • A. Zugerberg Bahn
    Zugerberg Bahn is a funicular railway in the Swiss canton of Zug that connects the city of Zug with the nearby Zugerberg mountain.
  • B. Bern–Olten line
    The Bern–Olten line is a major Swiss railway corridor connecting the capital Bern with the important rail hub of Olten, forming part of the country’s primary east–west transit axis.
  • C. Bern–Lucerne railway line
    The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
  • D. Basel–Lucerne railway line
    The Basel–Lucerne railway line is a key Swiss rail route connecting the cities of Basel and Lucerne through the Swiss Plateau, serving both regional and long-distance passenger traffic.
  • E. Zurich–Winterthur railway line
    The Zurich–Winterthur railway line is a major Swiss rail corridor connecting the cities of Zurich and Winterthur, serving as a key route for both regional and long-distance passenger traffic.
  • 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_69d889e1030481909950e140c63255b9 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e469e6e3888190b73a5b6d7e8c0a55 completed April 19, 2026, 5:36 a.m.
Created at: April 10, 2026, 5:51 a.m.