Triple

T5453127
Position Surface form Disambiguated ID Type / Status
Subject Abellio E122414 entity
Predicate operatesRailFranchise P20222 FINISHED
Object West Midlands franchise
The West Midlands franchise is a UK passenger rail service area covering routes in and around the West Midlands region, including key commuter and intercity lines centered on Birmingham.
E15155 NE FINISHED

How this triple was built (4 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 franchise | Statement: [Abellio, operatesRailFranchise, West Midlands franchise]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: West Midlands franchise
Context triple: [Abellio, operatesRailFranchise, West Midlands franchise]
  • A. Nottingham Midland
    Nottingham Midland was the historic name of Nottingham’s main railway station, a key hub in the East Midlands rail network.
  • B. Birmingham Midshires
    Birmingham Midshires is a UK-based financial institution best known as a specialist mortgage and savings provider operating under the HBOS group.
  • C. West Midlands
    West Midlands is a metropolitan county and region in central England that includes major cities such as Birmingham, Coventry, and Wolverhampton and serves as a key industrial and cultural hub.
  • D. West Midlands Fire Service
    West Midlands Fire Service is the statutory fire and rescue authority responsible for providing fire protection, emergency response, and community safety services across the West Midlands metropolitan county in England.
  • E. Sheffield Midland
    Sheffield Midland is the historic name of Sheffield’s main railway station in South Yorkshire, England, a key hub on the British rail network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: West Midlands franchise
Triple: [Abellio, operatesRailFranchise, West Midlands franchise]
Generated description
The West Midlands franchise is a UK passenger rail service area covering routes in and around the West Midlands region, including key commuter and intercity lines centered on Birmingham.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: West Midlands franchise
Target entity description: The West Midlands franchise is a UK passenger rail service area covering routes in and around the West Midlands region, including key commuter and intercity lines centered on Birmingham.
  • A. Nottingham Midland
    Nottingham Midland was the historic name of Nottingham’s main railway station, a key hub in the East Midlands rail network.
  • B. Birmingham Midshires
    Birmingham Midshires is a UK-based financial institution best known as a specialist mortgage and savings provider operating under the HBOS group.
  • C. West Midlands chosen
    West Midlands is a metropolitan county and region in central England that includes major cities such as Birmingham, Coventry, and Wolverhampton and serves as a key industrial and cultural hub.
  • D. West Midlands Fire Service
    West Midlands Fire Service is the statutory fire and rescue authority responsible for providing fire protection, emergency response, and community safety services across the West Midlands metropolitan county in England.
  • E. Sheffield Midland
    Sheffield Midland is the historic name of Sheffield’s main railway station in South Yorkshire, England, a key hub on the British rail network.
  • F. None of above.

Provenance (5 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_69bd46424248819085282ddf50a565f3 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd91e170f48190b47419b5e2ff71a4 completed March 20, 2026, 6:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf4140248081908c7f42b91579a837 completed March 22, 2026, 1:09 a.m.
NEDg Description generation batch_69bf41dd96448190973b7241df5dbb24 completed March 22, 2026, 1:11 a.m.
NED2 Entity disambiguation (via description) batch_69bf42b97d40819087a98c1cc58bb964 completed March 22, 2026, 1:15 a.m.
Created at: March 20, 2026, 2:08 p.m.