Triple

T10133872
Position Surface form Disambiguated ID Type / Status
Subject Heysham Port railway station E226805 entity
Predicate regionDuringBR P74481 FINISHED
Object London Midland Region E400047 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: London Midland Region | Statement: [Heysham Port railway station, regionDuringBR, London Midland Region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Midland Region
Context triple: [Heysham Port railway station, regionDuringBR, London Midland Region]
  • A. London Midland Region chosen
    The London Midland Region was a major administrative division of British Railways responsible for rail services across central and north-western England and parts of Scotland after nationalisation in 1948.
  • B. 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.
  • C. 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.
  • D. London and South East rail region
    The London and South East rail region is a major railway operating area in the United Kingdom that covers London and its surrounding southeastern counties, coordinating passenger and freight rail services across this densely populated corridor.
  • E. West Midlands Railway
    West Midlands Railway is a British train operating company providing regional and commuter rail services across the West Midlands and surrounding areas of England.
  • 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_69ca8433ec308190b8b25a6fe359c34c completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cdd33808048190b6023a6cd83fc179 completed April 2, 2026, 2:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2e5d98a148190ada7082adb98ddaa completed April 5, 2026, 10:44 p.m.
Created at: March 30, 2026, 9:06 p.m.