Triple

T17372977
Position Surface form Disambiguated ID Type / Status
Subject Lötschberg Tunnel E422361 entity
Predicate railwayLine P848 FINISHED
Object BLS Lötschberg line 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: BLS Lötschberg line | Statement: [Lötschberg Tunnel, railwayLine, BLS Lötschberg line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: BLS Lötschberg line
Context triple: [Lötschberg Tunnel, railwayLine, BLS Lötschberg line]
  • A. Lötschberg railway line chosen
    The Lötschberg railway line is a major Swiss Alpine rail route operated by BLS that connects the Bernese Oberland with the Valais through long tunnels and dramatic mountain scenery.
  • B. Engadin line
    The Engadin line is a scenic metre-gauge railway route in Switzerland’s canton of Graubünden that runs through the Engadin valley as part of the Rhaetian Railway network.
  • C. Thun–Spiez railway line
    The Thun–Spiez railway line is a Swiss standard-gauge rail route in the canton of Bern that connects the town of Thun with the junction hub of Spiez, forming part of key north–south Alpine transit corridors.
  • D. Davos–Filisur railway line
    The Davos–Filisur railway line is a scenic metre-gauge mountain railway in the Swiss canton of Graubünden, known for its dramatic alpine landscapes, tunnels, and viaducts operated by the Rhaetian Railway.
  • E. 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.
  • 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_69d889d6535c81908be333c01deaec4e completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e43a6a9ec881908bfe49413826d37e completed April 19, 2026, 2:14 a.m.
Created at: April 10, 2026, 5:44 a.m.