Triple
T4228923
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lötschberg Pass |
E94528
|
entity |
| Predicate | traversedBy |
P225
|
FINISHED |
| Object | Lötschberg Base Tunnel |
E422361
|
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: Lötschberg Base Tunnel | Statement: [Lötschberg Pass, traversedBy, Lötschberg Base Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lötschberg Base Tunnel Context triple: [Lötschberg Pass, traversedBy, Lötschberg Base Tunnel]
-
A.
Lötschberg Tunnel
chosen
The Lötschberg Tunnel is a major Swiss railway tunnel through the Bernese Alps that provides a key north–south transit route between the cantons of Bern and Valais.
-
B.
Simplon Tunnel
The Simplon Tunnel is a major railway tunnel beneath the Alps connecting Switzerland and Italy, historically significant as one of the longest and most important transalpine rail routes.
-
C.
Furka Base Tunnel
The Furka Base Tunnel is a long railway tunnel in the Swiss Alps that provides an all-weather, low-level route beneath the Furka Pass, improving connectivity and reliability on the Matterhorn Gotthard Bahn line.
-
D.
Mont Blanc Tunnel
The Mont Blanc Tunnel is a major trans-Alpine road tunnel linking France and Italy beneath the Mont Blanc massif, serving as a key route for international traffic through the Alps.
-
E.
Gotthard route
The Gotthard route is a major north–south trans-Alpine transport corridor in Switzerland, linking central Europe with Italy via road and rail tunnels through the Gotthard massif.
- 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_69b3453700a08190ae88792e3dc63207 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34e51817c8190bff50f2c3b5deea0 |
completed | March 12, 2026, 11:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5a85fdbe08190bcdc18a4bc456b59 |
completed | March 14, 2026, 6:26 p.m. |
Created at: March 12, 2026, 11:05 p.m.