Triple
T7701398
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lyon–Turin rail axis |
E174504
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Mont d’Ambin Base Tunnel
The Mont d’Ambin Base Tunnel is a major transalpine railway tunnel under construction between France and Italy, designed to provide a low-gradient, high-capacity route for high-speed and freight trains through the Alps.
|
E682909
|
NE FINISHED |
How this triple was built (4 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: Mont d’Ambin Base Tunnel | Statement: [Lyon–Turin rail axis, hasPart, Mont d’Ambin Base Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mont d’Ambin Base Tunnel Context triple: [Lyon–Turin rail axis, hasPart, Mont d’Ambin Base Tunnel]
-
A.
Great St Bernard Tunnel
The Great St Bernard Tunnel is a major road tunnel through the Alps that provides a year-round transalpine route between Switzerland and Italy beneath the Great St Bernard Pass.
-
B.
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.
-
C.
Zimmerberg Base Tunnel
The Zimmerberg Base Tunnel is a major Swiss railway tunnel that provides a fast, low-gradient route for passenger and freight trains between Zurich and central Switzerland.
-
D.
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.
-
E.
Sela Tunnel
Sela Tunnel is a high-altitude road tunnel in Arunachal Pradesh, India, built to provide all-weather connectivity to the Tawang region near the India-China border.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Mont d’Ambin Base Tunnel Triple: [Lyon–Turin rail axis, hasPart, Mont d’Ambin Base Tunnel]
Generated description
The Mont d’Ambin Base Tunnel is a major transalpine railway tunnel under construction between France and Italy, designed to provide a low-gradient, high-capacity route for high-speed and freight trains through the Alps.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mont d’Ambin Base Tunnel Target entity description: The Mont d’Ambin Base Tunnel is a major transalpine railway tunnel under construction between France and Italy, designed to provide a low-gradient, high-capacity route for high-speed and freight trains through the Alps.
-
A.
Great St Bernard Tunnel
The Great St Bernard Tunnel is a major road tunnel through the Alps that provides a year-round transalpine route between Switzerland and Italy beneath the Great St Bernard Pass.
-
B.
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.
-
C.
Zimmerberg Base Tunnel
The Zimmerberg Base Tunnel is a major Swiss railway tunnel that provides a fast, low-gradient route for passenger and freight trains between Zurich and central Switzerland.
-
D.
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.
-
E.
Sela Tunnel
Sela Tunnel is a high-altitude road tunnel in Arunachal Pradesh, India, built to provide all-weather connectivity to the Tawang region near the India-China border.
- F. None of above. chosen
Provenance (5 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_69c6995a72cc8190998e56daa6f8e453 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c70288d02c819093d6f0e47707d0a3 |
completed | March 27, 2026, 10:19 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8acbc2024819083576f5a11c1e3a8 |
completed | March 29, 2026, 4:38 a.m. |
| NEDg | Description generation | batch_69c8adeb3948819087404b0d7d7e619e |
completed | March 29, 2026, 4:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8aedede388190b8eb79cea223c31c |
completed | March 29, 2026, 4:47 a.m. |
Created at: March 27, 2026, 4:03 p.m.