Triple

T10375826
Position Surface form Disambiguated ID Type / Status
Subject Yverdon–Neuchâtel railway line E244502 entity
Predicate railwayNetworkOperator P20222 FINISHED
Object Swiss Federal Railways E20604 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: Swiss Federal Railways | Statement: [Yverdon–Neuchâtel railway line, railwayNetworkOperator, Swiss Federal Railways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Swiss Federal Railways
Context triple: [Yverdon–Neuchâtel railway line, railwayNetworkOperator, Swiss Federal Railways]
  • A. Swiss Federal Railways chosen
    Swiss Federal Railways is Switzerland’s national railway company, responsible for operating the majority of the country’s passenger and freight rail services and managing much of its rail infrastructure.
  • B. Schweizerische Centralbahn
    Schweizerische Centralbahn was a 19th-century Swiss railway company that operated key lines in northern and central Switzerland before being absorbed into the national railway system.
  • C. Basel SBB
    Basel SBB is the main Swiss railway station in Basel and one of Europe’s busiest international rail hubs, connecting Switzerland with France, Germany, and other destinations.
  • D. Schweizerische Nordwestbahn
    Schweizerische Nordwestbahn was a former Swiss railway company that operated in northwestern Switzerland before being absorbed into the national rail system.
  • E. SBB Cargo
    SBB Cargo is the freight transport division of Switzerland’s national railway company, providing rail logistics and cargo services across Switzerland and into neighboring countries.
  • 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: railwayNetworkOperator
Context triple: [Yverdon–Neuchâtel railway line, railwayNetworkOperator, Swiss Federal Railways]
  • A. railwayCompany
    Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
  • B. formerRailOperator
    Indicates that an entity previously operated a rail service or railway system but no longer does so.
  • C. trainOperator chosen
    Indicates that one entity operates, manages, or runs train services for another entity or within a specific rail system.
  • D. railwayNetworkSector
    Indicates a relationship where something is classified as, or associated with, a specific sector or segment of a railway network.
  • E. laterRailwayCompany
    Indicates that one railway company is the successor or later incarnation of another railway company.
  • 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_69d381b3e328819094b23b8edcd29b5a completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e98278e08190a4d3ff88b4039e49 completed April 7, 2026, 11:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69d87e6f30c88190992242b6e0c43581 completed April 10, 2026, 4:37 a.m.
PD Predicate disambiguation batch_69d4dface5508190a7b42f01ad0a19a2 completed April 7, 2026, 10:42 a.m.
Created at: April 6, 2026, 12:02 p.m.