Triple

T17556799
Position Surface form Disambiguated ID Type / Status
Subject Brenner Railway E427609 entity
Predicate formsCorridorWith P5520 FINISHED
Object Brenner Base Tunnel
The Brenner Base Tunnel is a major transalpine railway tunnel under construction between Austria and Italy, designed to significantly improve freight and passenger rail transport across the Alps by providing a faster, flatter route beneath the Brenner Pass.
E1275182 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: Brenner Base Tunnel | Statement: [Brenner Railway, formsCorridorWith, Brenner Base Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brenner Base Tunnel
Context triple: [Brenner Railway, formsCorridorWith, Brenner Base Tunnel]
  • A. Gotthard Base Tunnel
    The Gotthard Base Tunnel is a 57-kilometer railway tunnel beneath the Swiss Alps, renowned as one of the world’s longest and deepest traffic tunnels, designed to improve high-speed rail connectivity across Europe.
  • B. 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.
  • C. Gotthard Road Tunnel
    The Gotthard Road Tunnel is a major Swiss Alpine tunnel and one of Europe’s key north–south road links, carrying traffic beneath the Saint-Gotthard Massif.
  • D. Ceneri Base Tunnel
    The Ceneri Base Tunnel is a major Swiss railway tunnel through the Ceneri massif that forms a key part of the New Railway Link through the Alps, improving north–south transit between central Switzerland and the canton of Ticino.
  • E. 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.
  • 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: Brenner Base Tunnel
Triple: [Brenner Railway, formsCorridorWith, Brenner Base Tunnel]
Generated description
The Brenner Base Tunnel is a major transalpine railway tunnel under construction between Austria and Italy, designed to significantly improve freight and passenger rail transport across the Alps by providing a faster, flatter route beneath the Brenner Pass.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Brenner Base Tunnel
Target entity description: The Brenner Base Tunnel is a major transalpine railway tunnel under construction between Austria and Italy, designed to significantly improve freight and passenger rail transport across the Alps by providing a faster, flatter route beneath the Brenner Pass.
  • A. Gotthard Base Tunnel
    The Gotthard Base Tunnel is a 57-kilometer railway tunnel beneath the Swiss Alps, renowned as one of the world’s longest and deepest traffic tunnels, designed to improve high-speed rail connectivity across Europe.
  • B. 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.
  • C. Gotthard Road Tunnel
    The Gotthard Road Tunnel is a major Swiss Alpine tunnel and one of Europe’s key north–south road links, carrying traffic beneath the Saint-Gotthard Massif.
  • D. Ceneri Base Tunnel
    The Ceneri Base Tunnel is a major Swiss railway tunnel through the Ceneri massif that forms a key part of the New Railway Link through the Alps, improving north–south transit between central Switzerland and the canton of Ticino.
  • E. 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.
  • 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_69d889df6dc081908f67dbadc03c07ee completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e4562357b48190bde6f49df0c983c2 completed April 19, 2026, 4:12 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01d2948ae0819083b90516b11d2485 completed May 11, 2026, 12:59 p.m.
NEDg Description generation batch_6a01d43430d481909b07d8ecc09a185f completed May 11, 2026, 1:05 p.m.
NED2 Entity disambiguation (via description) batch_6a01d4c609fc819089147744317d4be3 completed May 11, 2026, 1:08 p.m.
Created at: April 10, 2026, 5:50 a.m.