Triple

T7135765
Position Surface form Disambiguated ID Type / Status
Subject Barnstaple railway station E166301 entity
Predicate hasOwnerHistorical P22003 FINISHED
Object British Railways E15757 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: British Railways | Statement: [Barnstaple railway station, hasOwnerHistorical, British Railways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British Railways
Context triple: [Barnstaple railway station, hasOwnerHistorical, British Railways]
  • A. British Rail chosen
    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.
  • B. Anglia Railways
    Anglia Railways was a former British train operating company that ran passenger rail services in East Anglia following the privatisation of UK railways.
  • C. London, Midland and Scottish Railway
    The London, Midland and Scottish Railway was a major British railway company formed in 1923 that operated an extensive network across England, Scotland, and Wales until nationalisation in 1948.
  • D. Southern Railway (UK)
    Southern Railway (UK) was a major British railway company formed in 1923 that operated routes in southern England, including busy commuter and coastal lines, until nationalisation in 1948.
  • E. British Rail Engineering Limited
    British Rail Engineering Limited was the former engineering subsidiary of British Rail, responsible for designing, building, and maintaining much of the UK’s rolling stock and railway equipment.
  • 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: hasOwnerHistorical
Context triple: [Barnstaple railway station, hasOwnerHistorical, British Railways]
  • A. hasHistoricalEntity
    Indicates a relationship where one entity includes, references, or is associated with another entity that existed or is defined in a past historical context.
  • B. hasHistoricalAttribution
    Indicates that something is credited, assigned, or linked to a person, group, or source based on historical records or tradition.
  • C. hasOwnerWhoLaterOwned
    Indicates that an entity is owned by someone who, at a later time, also became the owner of another specified entity.
  • D. hasHistoricalData
    Indicates that an entity possesses recorded information or records about past events, states, or values relevant to it.
  • E. ownershipHistory chosen
    Indicates the sequence of past and present owners associated with an entity over time.
  • 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_69c68884a9388190af42f90d1c1a7151 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e690f954819084b81a555f4cdb5e completed March 27, 2026, 8:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7b8e0a06c819091b47dd41acb47b7 completed March 28, 2026, 11:17 a.m.
PD Predicate disambiguation batch_69c6e1c932888190b125ca3785b18553 completed March 27, 2026, 8 p.m.
Created at: March 27, 2026, 2:45 p.m.