Triple
T21518707
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Solothurn–Moutier line |
E530913
|
entity |
| Predicate | laterOperator |
P5677
|
FINISHED |
| Object | BLS Lötschbergbahn |
—
|
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: BLS Lötschbergbahn | Statement: [Solothurn–Moutier line, laterOperator, BLS Lötschbergbahn]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BLS Lötschbergbahn Context triple: [Solothurn–Moutier line, laterOperator, BLS Lötschbergbahn]
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
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.
- 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: BLS Lötschbergbahn Target entity description: BLS Lötschbergbahn was a major Swiss railway company best known for operating the Lötschberg line through the Alps and forming a key part of Switzerland’s north–south rail transit.
-
A.
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.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
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.
- 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_69e0c45d95a081908e7962ad215da746 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ee81438cbc8190aba0f546b27eb2a4 |
completed | April 26, 2026, 9:18 p.m. |
Created at: April 16, 2026, 6:25 p.m.