Triple

T746048
Position Surface form Disambiguated ID Type / Status
Subject London, Midland and Scottish Railway E15342 entity
Predicate notableLocomotiveClass P1305 FINISHED
Object LMS Jubilee Class
The LMS Jubilee Class was a class of British steam locomotives built in the 1930s for express passenger services on the London, Midland and Scottish Railway.
E90949 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: LMS Jubilee Class | Statement: [London, Midland and Scottish Railway, notableLocomotiveClass, LMS Jubilee Class]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: LMS Jubilee Class
Context triple: [London, Midland and Scottish Railway, notableLocomotiveClass, LMS Jubilee Class]
  • A. LMS Princess Royal Class
    The LMS Princess Royal Class was a series of powerful British express passenger steam locomotives built in the 1930s for high-speed mainline services on the London, Midland and Scottish Railway.
  • B. Class 170 Turbostar
    The Class 170 Turbostar is a British diesel multiple-unit train widely used for regional and intercity services across the UK rail network.
  • C. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • D. Stephenson's Rocket
    Stephenson's Rocket is an early 19th-century steam locomotive famous for winning the 1829 Rainhill Trials and proving the viability of railway transport.
  • E. M9 electric multiple unit
    The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
  • 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: LMS Jubilee Class
Triple: [London, Midland and Scottish Railway, notableLocomotiveClass, LMS Jubilee Class]
Generated description
The LMS Jubilee Class was a class of British steam locomotives built in the 1930s for express passenger services on the London, Midland and Scottish Railway.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: LMS Jubilee Class
Target entity description: The LMS Jubilee Class was a class of British steam locomotives built in the 1930s for express passenger services on the London, Midland and Scottish Railway.
  • A. LMS Princess Royal Class
    The LMS Princess Royal Class was a series of powerful British express passenger steam locomotives built in the 1930s for high-speed mainline services on the London, Midland and Scottish Railway.
  • B. Class 170 Turbostar
    The Class 170 Turbostar is a British diesel multiple-unit train widely used for regional and intercity services across the UK rail network.
  • C. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • D. Stephenson's Rocket
    Stephenson's Rocket is an early 19th-century steam locomotive famous for winning the 1829 Rainhill Trials and proving the viability of railway transport.
  • E. M9 electric multiple unit
    The M9 electric multiple unit is a modern commuter rail train used by the Long Island Rail Road, designed to replace older fleets with improved performance, safety, and passenger amenities.
  • 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_69a49358aa308190adbc9b5a0a2adcf9 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a62ca1d081908e3191411f86498d completed March 1, 2026, 8:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69a66671ebd48190a785be0ae0d3588c completed March 3, 2026, 4:41 a.m.
NEDg Description generation batch_69a666ded0288190a43e8a13db4f6914 completed March 3, 2026, 4:43 a.m.
NED2 Entity disambiguation (via description) batch_69a667b8de2c819092f9a4c10abeeb56 completed March 3, 2026, 4:46 a.m.
Created at: March 1, 2026, 7:37 p.m.