Triple
T15647486
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chur |
E376218
|
entity |
| Predicate | railwayHubFor |
P14468
|
FINISHED |
| Object | Rhaetian Railway |
E182845
|
NE FINISHED |
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: Rhaetian Railway | Statement: [Chur, railwayHubFor, Rhaetian Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rhaetian Railway Context triple: [Chur, railwayHubFor, Rhaetian Railway]
-
A.
Rhaetian Railway
chosen
The Rhaetian Railway is a Swiss narrow-gauge railway network in the canton of Graubünden, famed for its scenic Alpine routes and UNESCO World Heritage-listed lines.
-
B.
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.
-
C.
Albula Railway
The Albula Railway is a renowned Swiss mountain railway line celebrated for its spectacular alpine scenery, spiral tunnels, and status as a UNESCO World Heritage Site.
-
D.
Wengernalp Railway
The Wengernalp Railway is a historic Swiss rack railway in the Bernese Oberland that climbs from the Lauterbrunnen and Grindelwald valleys up to Kleine Scheidegg beneath the Eiger, Mönch, and Jungfrau.
-
E.
Schynige Platte Railway
The Schynige Platte Railway is a historic narrow-gauge cogwheel mountain railway in Switzerland that climbs from Wilderswil to the Schynige Platte, offering panoramic views of the Bernese Alps.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d85cd1564c8190991adda63bfab4b0 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04ed5b8b081908d7127964eed3b09 |
completed | April 16, 2026, 2:52 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff67936e388190913c9060194e5b53 |
completed | May 9, 2026, 4:57 p.m. |
Created at: April 10, 2026, 4:15 a.m.