Triple

T7851099
Position Surface form Disambiguated ID Type / Status
Subject canton of Uri E182054 entity
Predicate contains P35 FINISHED
Object Gotthard Base Tunnel (northern portal) E705613 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: Gotthard Base Tunnel (northern portal) | Statement: [canton of Uri, contains, Gotthard Base Tunnel (northern portal)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Gotthard Base Tunnel (northern portal)
Context triple: [canton of Uri, contains, Gotthard Base Tunnel (northern portal)]
  • A. Gotthard Rail Tunnel (northern portal) chosen
    The Gotthard Rail Tunnel (northern portal) is the northern entrance of the historic Alpine railway tunnel that carries trains beneath the Gotthard massif in central Switzerland.
  • B. 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.
  • 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. 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. 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.
  • 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_69ca82869ee08190b8f9040dbc2c0467 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb18eaac508190bf373b1d50b52e1e completed March 31, 2026, 12:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69cc5606caa08190b68ff051bb8ef64d completed March 31, 2026, 11:17 p.m.
Created at: March 30, 2026, 4:50 p.m.