Triple

T21748377
Position Surface form Disambiguated ID Type / Status
Subject Bedford St Johns railway station E536845 entity
Predicate formerRailwayCompany P84160 FINISHED
Object London, Midland and Scottish Railway (historical context of line) — 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: London, Midland and Scottish Railway (historical context of line) | Statement: [Bedford St Johns railway station, formerRailwayCompany, London, Midland and Scottish Railway (historical context of line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London, Midland and Scottish Railway (historical context of line)
Context triple: [Bedford St Johns railway station, formerRailwayCompany, London, Midland and Scottish Railway (historical context of line)]
  • A. London, Midland and Scottish Railway chosen
    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.
  • B. Midland Railway
    Midland Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across central and northern England and played a key role in the development of the UK rail network.
  • C. Central Line railway
    The Central Line railway is a major Tanzanian rail route that connects the coastal city of Dar es Salaam with the country’s central and western regions, serving as a key corridor for passenger and freight transport.
  • D. London & Continental Railways
    London & Continental Railways is a UK government-owned property and development company best known for its role in major rail-related regeneration projects such as those around King’s Cross.
  • E. British Railways London Midland Region
    British Railways London Midland Region was the post-nationalisation division of British Railways responsible for former London, Midland and Scottish Railway routes, including the operation of locomotives such as the LMS Black Five.
  • 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_69e0c46eab808190b848242d63a17c47 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f01a77e19c81909bf26f96aa41a7ce completed April 28, 2026, 2:24 a.m.
Created at: April 16, 2026, 6:50 p.m.