Triple

T11735304
Position Surface form Disambiguated ID Type / Status
Subject Erdington railway station E279009 entity
Predicate partOf P40 FINISHED
Object West Midlands rail network E273923 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: West Midlands rail network | Statement: [Erdington railway station, partOf, West Midlands rail network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: West Midlands rail network
Context triple: [Erdington railway station, partOf, West Midlands rail network]
  • A. West Midlands rail network chosen
    The West Midlands rail network is a regional railway system in central England that connects major cities and towns such as Birmingham, Wolverhampton, and Coventry through a range of suburban, regional, and intercity services.
  • B. East Midlands rail network
    The East Midlands rail network is a regional railway system in central England that connects major cities and towns such as Nottingham, Derby, Leicester, and surrounding areas through passenger and freight services.
  • C. 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.
  • D. Manchester rail network
    The Manchester rail network is the interconnected system of railway lines, stations, and services that serves the city of Manchester and its surrounding region as a major transport hub in northern England.
  • E. London Midland Region
    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.
  • 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_69d6aaffec6881908bead509e8621742 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4edced48190b7a59dd45921828e completed April 10, 2026, 7:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69f0199f595081908c10ecd7dd3900e7 completed April 28, 2026, 2:21 a.m.
Created at: April 8, 2026, 9:41 p.m.