Triple
T17591265
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Zentralbahn |
E428452
|
entity |
| Predicate | formedByMergerOf |
P77
|
FINISHED |
| Object | Brünig line of Swiss Federal Railways |
—
|
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: Brünig line of Swiss Federal Railways | Statement: [Zentralbahn, formedByMergerOf, Brünig line of Swiss Federal Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brünig line of Swiss Federal Railways Context triple: [Zentralbahn, formedByMergerOf, Brünig line of Swiss Federal Railways]
-
A.
Brünig railway line
chosen
The Brünig railway line is a scenic Swiss metre-gauge rail route operated by Zentralbahn that connects Lucerne and Interlaken across the Alps.
-
B.
Lötschberg railway line
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.
-
C.
Luzern–Stans–Engelberg-Bahn
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.
-
D.
Bernese Oberland Railway
The Bernese Oberland Railway is a Swiss mountain railway that connects the town of Interlaken with popular alpine destinations such as Grindelwald and Lauterbrunnen in the Bernese Oberland region.
-
E.
Rhätische Bahn railway
The Rhätische Bahn railway is a Swiss narrow-gauge mountain railway network in the canton of Graubünden, renowned for its scenic alpine routes and UNESCO-listed lines.
- 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_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.