Triple

T8394572
Position Surface form Disambiguated ID Type / Status
Subject Darlington Works E198021 entity
Predicate railwayCompanyServed P782 FINISHED
Object British Railways North Eastern Region
British Railways North Eastern Region was one of the post-nationalisation operating regions of British Railways, responsible for managing rail services and infrastructure across much of north-east England.
E219924 NE FINISHED

How this triple was built (4 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 North Eastern Region | Statement: [Darlington Works, railwayCompanyServed, British Railways North Eastern Region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British Railways North Eastern Region
Context triple: [Darlington Works, railwayCompanyServed, British Railways North Eastern Region]
  • A. British Rail Eastern Region
    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. London and North Eastern Railway
    London and North Eastern Railway was a major British railway company formed in 1923, known for operating key routes in eastern and northeastern England and for famous express trains like the Flying Scotsman and Mallard.
  • C. North Eastern Railway
    North Eastern Railway was a major pre-grouping British railway company in northern England, known for operating key routes in Yorkshire, County Durham, and Northumberland before being absorbed into the London and North Eastern Railway in 1923.
  • D. British Railways Scottish Region
    British Railways Scottish Region was the post-nationalisation division of British Railways responsible for operating and managing the railway network in Scotland.
  • E. 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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: British Railways North Eastern Region
Triple: [Darlington Works, railwayCompanyServed, British Railways North Eastern Region]
Generated description
British Railways North Eastern Region was one of the post-nationalisation operating regions of British Railways, responsible for managing rail services and infrastructure across much of north-east England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: British Railways North Eastern Region
Target entity description: British Railways North Eastern Region was one of the post-nationalisation operating regions of British Railways, responsible for managing rail services and infrastructure across much of north-east England.
  • A. British Rail Eastern Region
    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. London and North Eastern Railway
    London and North Eastern Railway was a major British railway company formed in 1923, known for operating key routes in eastern and northeastern England and for famous express trains like the Flying Scotsman and Mallard.
  • C. North Eastern Railway chosen
    North Eastern Railway was a major pre-grouping British railway company in northern England, known for operating key routes in Yorkshire, County Durham, and Northumberland before being absorbed into the London and North Eastern Railway in 1923.
  • D. British Railways Scottish Region
    British Railways Scottish Region was the post-nationalisation division of British Railways responsible for operating and managing the railway network in Scotland.
  • E. 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.
  • F. None of above.

Provenance (5 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_69ca82f816bc8190ab321c07d72208c1 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb8185ef60819085cfa7491d35834a completed March 31, 2026, 8:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69ce3973369481909392e8f9c4d6d447 completed April 2, 2026, 9:40 a.m.
NEDg Description generation batch_69ce3ad9a3a88190929a6c6ae7ee58cf completed April 2, 2026, 9:46 a.m.
NED2 Entity disambiguation (via description) batch_69ce3cc54d888190ae86b787afc38f7b completed April 2, 2026, 9:54 a.m.
Created at: March 30, 2026, 6:03 p.m.