Triple

T20087749
Position Surface form Disambiguated ID Type / Status
Subject ZFD E496180 entity
Predicate managingOperator P76502 FINISHED
Object Network Rail (infrastructure) NE NERFINISHED

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: Network Rail (infrastructure) | Statement: [ZFD, managingOperator, Network Rail (infrastructure)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Network Rail (infrastructure)
Context triple: [ZFD, managingOperator, Network Rail (infrastructure)]
  • A. Network Rail chosen
    Network Rail is the owner and infrastructure manager of most of the railway network in Great Britain, responsible for tracks, signals, major stations, and related assets.
  • B. Country Rail Infrastructure Authority
    The Country Rail Infrastructure Authority was a New South Wales government agency responsible for managing and maintaining regional rail infrastructure prior to its functions being absorbed into Transport for NSW.
  • C. Department for Transport Rail Group
    The Department for Transport Rail Group is the division of the UK Department for Transport responsible for overseeing and managing the country’s rail system and its train operating companies.
  • D. Railtrack
    Railtrack was the former private owner and operator of most of Britain’s railway infrastructure, which was later replaced by the publicly owned Network Rail after financial and safety controversies.
  • E. British Rail
    British Rail was the state-owned company that operated most of the railway services in Great Britain from the late 1940s until the privatization of the rail network in the 1990s.
  • 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: managingOperator
Context triple: [ZFD, managingOperator, Network Rail (infrastructure)]
  • A. systemOperator chosen
    Indicates that one entity functions as the operator or controller responsible for running, managing, or overseeing the operation of a system.
  • B. managementIs
    Indicates that one entity holds a managerial role, responsibility, or authority over another entity.
  • C. managementController
    Indicates that one entity serves as the management controller responsible for overseeing, configuring, or administering another entity.
  • D. managingFor
    Indicates that one entity is responsible for directing, supervising, or overseeing activities, resources, or operations on behalf of another entity.
  • E. missionOperator
    Indicates that one entity is responsible for operating, managing, or controlling a mission involving another entity.
  • F. None of above.

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_69da626eee3881909f3454986d4a6511 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6655c7de081909a400c736e92495d completed April 20, 2026, 5:41 p.m.
PD Predicate disambiguation batch_69e54cf369b88190931532420517dac7 completed April 19, 2026, 9:45 p.m.
Created at: April 11, 2026, 11:13 p.m.