Triple

T1602742
Position Surface form Disambiguated ID Type / Status
Subject Horwich Works E34431 entity
Predicate servedRailway P782 FINISHED
Object British Railways London Midland Region E15757 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: British Railways London Midland Region | Statement: [Horwich Works, servedRailway, British Railways London Midland Region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British Railways London Midland Region
Context triple: [Horwich Works, servedRailway, British Railways London Midland Region]
  • A. 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.
  • B. London, Midland and Scottish Railway
    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.
  • C. 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.
  • D. London Midland
    London Midland was a former British train operating company that ran regional and intercity passenger services across the West Midlands and surrounding areas until its franchise ended in 2017.
  • E. British Rail chosen
    British Rail was the state-owned company that operated most of the railway services in Great Britain from the late 1940s until the privatization of the rail network in the 1990s.
  • 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_69a885fea6a481909fe83ba6441f1774 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa61df32a88190a7e823a77bdcc84a completed March 6, 2026, 5:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad46ad15b081908b59df18224c7a8f completed March 8, 2026, 9:51 a.m.
Created at: March 4, 2026, 7:28 p.m.