Triple

T5654340
Position Surface form Disambiguated ID Type / Status
Subject Mark 3 coaching stock E124579 entity
Predicate usedBy P260 FINISHED
Object Great Western Railway (post-privatisation) E28420 NE FINISHED

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: Great Western Railway (post-privatisation) | Statement: [Mark 3 coaching stock, usedBy, Great Western Railway (post-privatisation)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Great Western Railway (post-privatisation)
Context triple: [Mark 3 coaching stock, usedBy, Great Western Railway (post-privatisation)]
  • A. Great Western Railway
    Great Western Railway was a historic Canadian railway company that played a key role in 19th-century transportation and trade across southern Ontario and into the United States.
  • B. Great Western Railway chosen
    Great Western Railway is a major British train operating company providing intercity and regional rail services across western and southern England and South Wales.
  • C. South Western Railway
    South Western Railway is a zone of Indian Railways responsible for operating and managing rail services primarily across the state of Karnataka and parts of its neighboring regions.
  • D. South Western Railway
    South Western Railway is a major UK train operating company providing regional and long-distance passenger rail services across southwest London, Surrey, Hampshire, Dorset, Wiltshire, Devon, and surrounding areas.
  • E. British Railways Western Region
    British Railways Western Region was the post-nationalisation division of British Rail responsible for former Great Western Railway routes across western and southwestern England and South Wales.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69c0082774a481909d7e63fb2aad56ac completed March 22, 2026, 3:17 p.m.
NER Named-entity recognition batch_69c022f7efec8190946c925130176d5a completed March 22, 2026, 5:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69c04d9b43288190b6d7c610546b52f2 completed March 22, 2026, 8:14 p.m.
Created at: March 22, 2026, 3:42 p.m.