Triple

T21657048
Position Surface form Disambiguated ID Type / Status
Subject Railfreight Metals E534493 entity
Predicate operatedBy P86 FINISHED
Object British Rail Railfreight sector
The British Rail Railfreight sector was the freight division of British Rail responsible for managing and operating rail-based cargo services across the UK before rail privatization.
E1496014 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: British Rail Railfreight sector | Statement: [Railfreight Metals, operatedBy, British Rail Railfreight sector]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British Rail Railfreight sector
Context triple: [Railfreight Metals, operatedBy, British Rail Railfreight sector]
  • A. British Rail Provincial sector
    The British Rail Provincial sector was the division of British Rail responsible for operating most non-intercity and rural passenger train services across the United Kingdom before sectorisation reforms led to its rebranding as Regional Railways.
  • B. British Rail
    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.
  • C. GB Railfreight
    GB Railfreight is a major UK rail freight operating company that provides cargo transport services across the national rail network.
  • D. British railway industry
    The British railway industry encompasses the network of train operators, infrastructure managers, rolling stock companies, regulators, and related businesses responsible for providing and maintaining rail transport services across the United Kingdom.
  • E. Network Rail
    Network Rail is the owner and infrastructure manager of most of the railway network in Great Britain, responsible for tracks, signals, major stations, and related assets.
  • 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: British Rail Railfreight sector
Triple: [Railfreight Metals, operatedBy, British Rail Railfreight sector]
Generated description
The British Rail Railfreight sector was the freight division of British Rail responsible for managing and operating rail-based cargo services across the UK before rail privatization.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: British Rail Railfreight sector
Target entity description: The British Rail Railfreight sector was the freight division of British Rail responsible for managing and operating rail-based cargo services across the UK before rail privatization.
  • A. British Rail Provincial sector
    The British Rail Provincial sector was the division of British Rail responsible for operating most non-intercity and rural passenger train services across the United Kingdom before sectorisation reforms led to its rebranding as Regional Railways.
  • B. British Rail
    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.
  • C. GB Railfreight
    GB Railfreight is a major UK rail freight operating company that provides cargo transport services across the national rail network.
  • D. British railway industry
    The British railway industry encompasses the network of train operators, infrastructure managers, rolling stock companies, regulators, and related businesses responsible for providing and maintaining rail transport services across the United Kingdom.
  • E. Network Rail
    Network Rail is the owner and infrastructure manager of most of the railway network in Great Britain, responsible for tracks, signals, major stations, and related assets.
  • F. None of above. chosen

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_69e0c467e1f48190af2650b19175abc4 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef5919c9c88190a2ddcf2cefee79a5 completed April 27, 2026, 12:39 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a159a54708190ab9477dbcf1bfb2a completed May 17, 2026, 7:23 p.m.
NEDg Description generation batch_6a0a17c8879881909f810d965ef41061 completed May 17, 2026, 7:32 p.m.
NED2 Entity disambiguation (via description) batch_6a0a1855a75c8190bd810d94637df913 completed May 17, 2026, 7:34 p.m.
Created at: April 16, 2026, 6:36 p.m.