Triple
T16105299
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | VBZ |
E390722
|
entity |
| Predicate | operatesService |
P5884
|
FINISHED |
| Object | Dolderbahn rack railway |
E591859
|
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: Dolderbahn rack railway | Statement: [VBZ, operatesService, Dolderbahn rack railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dolderbahn rack railway Context triple: [VBZ, operatesService, Dolderbahn rack railway]
-
A.
Dolderbahn rack railway
chosen
The Dolderbahn rack railway is a steep, narrow-gauge line in Zürich that carries passengers from the city up to the Dolder recreational area and hotel complex in the hills above.
-
B.
Gornergrat Railway
The Gornergrat Railway is a historic cogwheel mountain railway in Switzerland that carries passengers from Zermatt up to the Gornergrat ridge, offering panoramic views of the Matterhorn and surrounding Alpine glaciers.
-
C.
Brienz Rothorn Railway
The Brienz Rothorn Railway is a historic Swiss steam-powered rack railway that climbs from the village of Brienz to the summit of the Brienzer Rothorn, offering panoramic views of the surrounding Alps and Lake Brienz.
-
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.
Jungfrau Railway
The Jungfrau Railway is a famous Swiss mountain railway that climbs to Jungfraujoch, one of Europe’s highest train stations, offering access to the Jungfrau region’s alpine scenery and glaciers.
- 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_69d87f1a8dd881909f1de6ef78849874 |
completed | April 10, 2026, 4:39 a.m. |
| NER | Named-entity recognition | batch_69e1ff6b91a48190a04648d4cad2c4b1 |
completed | April 17, 2026, 9:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fff2a16acc8190be9ed181c7a44def |
completed | May 10, 2026, 2:51 a.m. |
Created at: April 10, 2026, 5 a.m.