Triple

T21657075
Position Surface form Disambiguated ID Type / Status
Subject Railfreight Petroleum E534494 entity
Predicate partOf P40 FINISHED
Object Railfreight sub-sectors of British Rail NE NERFINISHED

How this triple was built (3 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: Railfreight sub-sectors of British Rail | Statement: [Railfreight Petroleum, partOf, Railfreight sub-sectors of British Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Railfreight sub-sectors of British Rail
Context triple: [Railfreight Petroleum, partOf, Railfreight sub-sectors of British Rail]
  • A. InterCity sector of British Rail
    The InterCity sector of British Rail was the business unit responsible for operating long-distance express passenger services across the British railway network from the 1960s until privatisation in the 1990s.
  • B. 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.
  • C. British Rail sectorisation era
    The British Rail sectorisation era was a period in the 1980s and early 1990s when the UK’s state-owned railway was reorganised into semi-autonomous business sectors, paving the way for later privatisation.
  • D. British Railways regions
    British Railways regions were the post-nationalisation administrative divisions of Britain's state-owned railway system, responsible for managing operations, infrastructure, and rolling stock across their respective geographic areas.
  • E. British Rail coaching stock
    British Rail coaching stock refers to the various types of passenger carriages and related vehicles used by British Rail, encompassing multiple designs and eras of rolling stock employed across the UK rail network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Railfreight sub-sectors of British Rail
Target entity description: Railfreight sub-sectors of British Rail were specialized divisions of the former British Rail responsible for handling different categories of freight traffic, such as petroleum, coal, and general merchandise, across the UK rail network.
  • A. InterCity sector of British Rail
    The InterCity sector of British Rail was the business unit responsible for operating long-distance express passenger services across the British railway network from the 1960s until privatisation in the 1990s.
  • B. 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.
  • C. British Rail sectorisation era
    The British Rail sectorisation era was a period in the 1980s and early 1990s when the UK’s state-owned railway was reorganised into semi-autonomous business sectors, paving the way for later privatisation.
  • D. British Railways regions
    British Railways regions were the post-nationalisation administrative divisions of Britain's state-owned railway system, responsible for managing operations, infrastructure, and rolling stock across their respective geographic areas.
  • E. British Rail coaching stock
    British Rail coaching stock refers to the various types of passenger carriages and related vehicles used by British Rail, encompassing multiple designs and eras of rolling stock employed across the UK rail network.
  • F. None of above. chosen

Provenance (2 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.
Created at: April 16, 2026, 6:36 p.m.