Triple

T21569024
Position Surface form Disambiguated ID Type / Status
Subject English Welsh & Scottish Railway E532235 entity
Predicate operatedLocomotiveClass P67417 FINISHED
Object British Rail Class 92 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: British Rail Class 92 | Statement: [English Welsh & Scottish Railway, operatedLocomotiveClass, British Rail Class 92]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British Rail Class 92
Context triple: [English Welsh & Scottish Railway, operatedLocomotiveClass, British Rail Class 92]
  • A. British Rail Class 91
    The British Rail Class 91 is a high-speed electric locomotive built in the late 1980s for InterCity 225 services on the East Coast Main Line, known for its streamlined design and 140 mph capability.
  • B. British Rail Class 90
    The British Rail Class 90 is a class of electric locomotives introduced in the late 1980s for high-speed passenger and freight services on the UK’s electrified main lines.
  • C. British Rail Class 319
    The British Rail Class 319 is a dual-voltage electric multiple unit train introduced in the late 1980s for cross-London services, notably on the Thameslink route.
  • D. British Rail Class 172
    The British Rail Class 172 is a diesel multiple-unit train used on regional and suburban services in the UK, featuring improved performance, reliability, and passenger comfort over earlier Turbostar units.
  • E. British Rail Class 165
    The British Rail Class 165 is a diesel multiple-unit commuter train used primarily on suburban and regional services in the south of England.
  • 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: British Rail Class 92
Target entity description: The British Rail Class 92 is a dual-voltage electric locomotive designed primarily for heavy freight and sleeper services through the Channel Tunnel and on electrified routes in the UK and Europe.
  • A. British Rail Class 91
    The British Rail Class 91 is a high-speed electric locomotive built in the late 1980s for InterCity 225 services on the East Coast Main Line, known for its streamlined design and 140 mph capability.
  • B. British Rail Class 90
    The British Rail Class 90 is a class of electric locomotives introduced in the late 1980s for high-speed passenger and freight services on the UK’s electrified main lines.
  • C. British Rail Class 319
    The British Rail Class 319 is a dual-voltage electric multiple unit train introduced in the late 1980s for cross-London services, notably on the Thameslink route.
  • D. British Rail Class 172
    The British Rail Class 172 is a diesel multiple-unit train used on regional and suburban services in the UK, featuring improved performance, reliability, and passenger comfort over earlier Turbostar units.
  • E. British Rail Class 165
    The British Rail Class 165 is a diesel multiple-unit commuter train used primarily on suburban and regional services in the south of England.
  • 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_69e0c460db088190828c64206a450273 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69eee9cb9718819094fc95b25df68bd1 completed April 27, 2026, 4:44 a.m.
Created at: April 16, 2026, 6:30 p.m.