Triple

T20316174
Position Surface form Disambiguated ID Type / Status
Subject BR Derby Works E510384 entity
Predicate designed P184 FINISHED
Object British Rail Class 46 — 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 46 | Statement: [BR Derby Works, designed, British Rail Class 46]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: British Rail Class 46
Context triple: [BR Derby Works, designed, British Rail Class 46]
  • A. British Rail Class 45
    The British Rail Class 45 is a class of large diesel-electric locomotives introduced in the early 1960s for heavy passenger and freight services on British Rail’s main lines, particularly in the Midlands and northern England.
  • B. British Rail Class 466
    The British Rail Class 466 is a type of electric multiple unit train used on suburban and commuter services in Southeast England as part of the Networker family.
  • C. British Rail Class 43
    The British Rail Class 43 is a high-speed diesel-electric locomotive best known for powering the InterCity 125 trains that long held the world speed record for diesel traction in regular passenger service in the UK.
  • D. British Rail Class 44
    The British Rail Class 44 is a class of early British diesel-electric locomotives, nicknamed "Peaks," introduced in the late 1950s for mainline passenger and freight services.
  • E. British Rail Class 465
    The British Rail Class 465 is a family of electric multiple-unit commuter trains used primarily on suburban routes in Southeast England, particularly around London.
  • 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 46
Target entity description: The British Rail Class 46 was a class of diesel-electric locomotives built in the early 1960s for mixed-traffic duties on British Rail’s mainline network.
  • A. British Rail Class 45
    The British Rail Class 45 is a class of large diesel-electric locomotives introduced in the early 1960s for heavy passenger and freight services on British Rail’s main lines, particularly in the Midlands and northern England.
  • B. British Rail Class 466
    The British Rail Class 466 is a type of electric multiple unit train used on suburban and commuter services in Southeast England as part of the Networker family.
  • C. British Rail Class 43
    The British Rail Class 43 is a high-speed diesel-electric locomotive best known for powering the InterCity 125 trains that long held the world speed record for diesel traction in regular passenger service in the UK.
  • D. British Rail Class 44
    The British Rail Class 44 is a class of early British diesel-electric locomotives, nicknamed "Peaks," introduced in the late 1950s for mainline passenger and freight services.
  • E. British Rail Class 465
    The British Rail Class 465 is a family of electric multiple-unit commuter trains used primarily on suburban routes in Southeast England, particularly around London.
  • 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_69e0b4c7491c8190961113c4283b10b0 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e67787af188190bc32a3049c9c5b39 completed April 20, 2026, 6:59 p.m.
Created at: April 16, 2026, 11:19 a.m.