Triple

T18579723
Position Surface form Disambiguated ID Type / Status
Subject Doncaster railway station E454076 entity
Predicate railwayRegion P15232 FINISHED
Object Eastern region of Network Rail — NE NERFINISHED

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: Eastern region of Network Rail | Statement: [Doncaster railway station, railwayRegion, Eastern region of Network Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Eastern region of Network Rail
Context triple: [Doncaster railway station, railwayRegion, Eastern region of Network Rail]
  • A. British Rail Eastern Region chosen
    British Rail Eastern Region was a major operating division of British Railways responsible for rail services across eastern England, inheriting much of the former London and North Eastern Railway network.
  • B. Southern Region of British Railways
    The Southern Region of British Railways was one of the post-nationalisation operating regions in the south of England, known for its dense commuter network and extensive electrified lines serving London and the surrounding areas.
  • C. London and South East rail region
    The London and South East rail region is a major railway operating area in the United Kingdom that covers London and its surrounding southeastern counties, coordinating passenger and freight rail services across this densely populated corridor.
  • D. Eastern Section (former SE&CR network)
    The Eastern Section (former SE&CR network) was the group of railway lines in southeast England originally built by the South Eastern and Chatham Railway and later incorporated into the Southern Railway after the 1923 Grouping.
  • E. North Eastern Railway network
    The North Eastern Railway network was a major railway system in northeastern England, providing key passenger and freight routes that later became part of the London and North Eastern Railway.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8d38974308190a9174430ef256b73 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e543ce63188190b14a37c5ca9c2726 completed April 19, 2026, 9:06 p.m.
Created at: April 10, 2026, 11:43 a.m.