Triple

T21079373
Position Surface form Disambiguated ID Type / Status
Subject Derry Central Railway E519318 entity
Predicate laterOperatedBy P15084 FINISHED
Object London, Midland and Scottish Railway (NCC) 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 (NCC) | Statement: [Derry Central Railway, laterOperatedBy, London, Midland and Scottish Railway (NCC)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London, Midland and Scottish Railway (NCC)
Context triple: [Derry Central Railway, laterOperatedBy, London, Midland and Scottish Railway (NCC)]
  • 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. 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. London and North Western Railway
    London and North Western Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across England and Wales before becoming part of the London, Midland and Scottish Railway in 1923.
  • D. 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.
  • E. 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.
  • 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_69e0b506e59c8190849b71ed07929215 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e702d939e08190a37d7b7cc1872ad5 completed April 21, 2026, 4:53 a.m.
Created at: April 16, 2026, 2:49 p.m.