Triple

T23143571
Position Surface form Disambiguated ID Type / Status
Subject PRASA E577525 entity
Predicate hasProgram P178 FINISHED
Object rail infrastructure modernisation programme 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: rail infrastructure modernisation programme | Statement: [PRASA, hasProgram, rail infrastructure modernisation programme]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: rail infrastructure modernisation programme
Context triple: [PRASA, hasProgram, rail infrastructure modernisation programme]
  • A. TransPennine Route Upgrade (TPRU) programme
    The TransPennine Route Upgrade (TPRU) programme is a major UK rail infrastructure project to modernise and increase capacity, reliability, and connectivity on the key TransPennine rail corridor across northern England.
  • B. British Railways Modernisation Plan
    The British Railways Modernisation Plan was a major post-war programme to transform and modernize Britain’s railway network through widespread dieselisation, electrification, and infrastructure upgrades.
  • C. British Rail Advanced Passenger Train programme
    The British Rail Advanced Passenger Train programme was a pioneering but ultimately ill-fated British project to develop high-speed tilting trains for the UK rail network in the 1970s and 1980s.
  • D. Country Rail Infrastructure Authority
    The Country Rail Infrastructure Authority was a New South Wales government agency responsible for managing and maintaining regional rail infrastructure prior to its functions being absorbed into Transport for NSW.
  • E. Intercity Express Programme
    The Intercity Express Programme is a UK government-backed initiative to replace aging high-speed train fleets with modern, faster, and more efficient intercity trains on key rail routes.
  • 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: rail infrastructure modernisation programme
Target entity description: The rail infrastructure modernisation programme is a large-scale initiative by South Africa’s Passenger Rail Agency (PRASA) to upgrade and renew the country’s passenger rail systems, including trains, stations, and signalling.
  • A. TransPennine Route Upgrade (TPRU) programme
    The TransPennine Route Upgrade (TPRU) programme is a major UK rail infrastructure project to modernise and increase capacity, reliability, and connectivity on the key TransPennine rail corridor across northern England.
  • B. British Railways Modernisation Plan
    The British Railways Modernisation Plan was a major post-war programme to transform and modernize Britain’s railway network through widespread dieselisation, electrification, and infrastructure upgrades.
  • C. British Rail Advanced Passenger Train programme
    The British Rail Advanced Passenger Train programme was a pioneering but ultimately ill-fated British project to develop high-speed tilting trains for the UK rail network in the 1970s and 1980s.
  • D. Country Rail Infrastructure Authority
    The Country Rail Infrastructure Authority was a New South Wales government agency responsible for managing and maintaining regional rail infrastructure prior to its functions being absorbed into Transport for NSW.
  • E. Intercity Express Programme
    The Intercity Express Programme is a UK government-backed initiative to replace aging high-speed train fleets with modern, faster, and more efficient intercity trains on key rail routes.
  • 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_69e245f8e6248190ba3d58e068b4dccb completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f18ecc3710819088ac5d72dad0459a completed April 29, 2026, 4:53 a.m.
Created at: April 17, 2026, 4 p.m.