Triple
T17591272
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Zentralbahn |
E428452
|
entity |
| Predicate | ownsRailwayLine |
P128129
|
FINISHED |
| Object | Luzern–Stans–Engelberg 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: Luzern–Stans–Engelberg line | Statement: [Zentralbahn, ownsRailwayLine, Luzern–Stans–Engelberg line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Luzern–Stans–Engelberg line Context triple: [Zentralbahn, ownsRailwayLine, Luzern–Stans–Engelberg line]
-
A.
Zurich–Bern line
The Zurich–Bern line is a major Swiss railway corridor connecting the cities of Zurich and Bern and forming part of the country’s primary east–west rail axis.
-
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.
Luzern–Stans–Engelberg-Bahn
chosen
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.
La Chaux-de-Fonds–Le Locle-Col-des-Roches line
The La Chaux-de-Fonds–Le Locle-Col-des-Roches line is a Swiss standard-gauge railway in the canton of Neuchâtel that connects the watchmaking centers of La Chaux-de-Fonds and Le Locle to the French border at Col-des-Roches.
-
E.
Lausanne–Olten main line
The Lausanne–Olten main line is a key Swiss railway corridor linking western Switzerland with the central rail hub of Olten and forming part of the country’s primary east–west rail axis.
- 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.