Triple

T13369369
Position Surface form Disambiguated ID Type / Status
Subject Sottoceneri E319022 entity
Predicate hasRailTunnel P61738 FINISHED
Object Ceneri Base Tunnel E595881 NE FINISHED

How this triple was built (3 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: Ceneri Base Tunnel | Statement: [Sottoceneri, hasRailTunnel, Ceneri Base Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ceneri Base Tunnel
Context triple: [Sottoceneri, hasRailTunnel, Ceneri Base Tunnel]
  • A. Ceneri Base Tunnel chosen
    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.
  • 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. 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.
  • D. 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.
  • E. Albula Tunnel
    The Albula Tunnel is a historic Swiss railway tunnel in the Alps, renowned for its engineering significance and role in the UNESCO-listed Albula/Bernina railway line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasRailTunnel
Context triple: [Sottoceneri, hasRailTunnel, Ceneri Base Tunnel]
  • A. hasRailwayTunnel chosen
    Indicates that one entity contains, includes, or is connected by a railway tunnel associated with the other entity.
  • B. hasRockTunnel
    Indicates that one entity possesses, contains, or provides access to a tunnel that passes through rock.
  • C. hasRail
    Indicates that something is equipped with, includes, or is connected to a rail or rail system.
  • D. hasRailRoute
    Indicates that there exists a rail-based transportation route or connection between the related entities.
  • E. hasRackRailway
    Indicates that one entity possesses or includes a rack railway system connecting locations or operating within its area.
  • F. None of above.

Provenance (4 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_69d806b7bbac8190b85278c87fa7aff3 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69dadcd79184819088948cd38d10a4a5 completed April 11, 2026, 11:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69f7461814dc8190aaaefc648da75246 completed May 3, 2026, 12:56 p.m.
PD Predicate disambiguation batch_69d9a02c9abc8190b328e7bae747bfc5 completed April 11, 2026, 1:13 a.m.
Created at: April 9, 2026, 9:33 p.m.