Triple

T19624822
Position Surface form Disambiguated ID Type / Status
Subject LMS 8F Class E471106 entity
Predicate successorTo P78 FINISHED
Object LMS 7F 0-8-0 freight locomotives
The LMS 7F 0-8-0 freight locomotives were a class of heavy steam engines used by the London, Midland and Scottish Railway for hauling long-distance goods and mineral trains in the early 20th century.
E1386011 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 7F 0-8-0 freight locomotives | Statement: [LMS 8F Class, successorTo, LMS 7F 0-8-0 freight locomotives]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: LMS 7F 0-8-0 freight locomotives
Context triple: [LMS 8F Class, successorTo, LMS 7F 0-8-0 freight locomotives]
  • A. LMS 8F Class
    The LMS 8F Class is a British heavy freight steam locomotive type widely used by the London, Midland and Scottish Railway and later by British Railways, particularly during World War II.
  • B. LMS Ivatt Class 2 2-6-0 steam locomotives
    The LMS Ivatt Class 2 2-6-0 steam locomotives were a class of light mixed-traffic engines designed in the 1940s for the London, Midland and Scottish Railway and later British Railways, intended for branch line and secondary duties.
  • C. LMS Stanier Class 5 4-6-0 "Black Five" locomotives
    The LMS Stanier Class 5 4-6-0 "Black Five" locomotives are a highly successful and versatile class of British mixed-traffic steam engines designed by William Stanier for the London, Midland and Scottish Railway in the 1930s.
  • D. Lion steam locomotive
    The Lion steam locomotive is a preserved early 19th-century British steam engine famed for its role in the Liverpool and Manchester Railway and as one of the oldest surviving working locomotives.
  • E. BR Standard Class 4 steam locomotives
    BR Standard Class 4 steam locomotives are mid-20th-century British Railways mixed-traffic steam engines designed for versatility and efficiency on both passenger and freight services.
  • 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 7F 0-8-0 freight locomotives
Triple: [LMS 8F Class, successorTo, LMS 7F 0-8-0 freight locomotives]
Generated description
The LMS 7F 0-8-0 freight locomotives were a class of heavy steam engines used by the London, Midland and Scottish Railway for hauling long-distance goods and mineral trains in the early 20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: LMS 7F 0-8-0 freight locomotives
Target entity description: The LMS 7F 0-8-0 freight locomotives were a class of heavy steam engines used by the London, Midland and Scottish Railway for hauling long-distance goods and mineral trains in the early 20th century.
  • A. LMS 8F Class
    The LMS 8F Class is a British heavy freight steam locomotive type widely used by the London, Midland and Scottish Railway and later by British Railways, particularly during World War II.
  • B. LMS Ivatt Class 2 2-6-0 steam locomotives
    The LMS Ivatt Class 2 2-6-0 steam locomotives were a class of light mixed-traffic engines designed in the 1940s for the London, Midland and Scottish Railway and later British Railways, intended for branch line and secondary duties.
  • C. LMS Stanier Class 5 4-6-0 "Black Five" locomotives
    The LMS Stanier Class 5 4-6-0 "Black Five" locomotives are a highly successful and versatile class of British mixed-traffic steam engines designed by William Stanier for the London, Midland and Scottish Railway in the 1930s.
  • D. Lion steam locomotive
    The Lion steam locomotive is a preserved early 19th-century British steam engine famed for its role in the Liverpool and Manchester Railway and as one of the oldest surviving working locomotives.
  • E. BR Standard Class 4 steam locomotives
    BR Standard Class 4 steam locomotives are mid-20th-century British Railways mixed-traffic steam engines designed for versatility and efficiency on both passenger and freight services.
  • 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_69d8e510fa248190b7afb274a1d4cf73 completed April 10, 2026, 11:54 a.m.
NER Named-entity recognition batch_69e640e92ff48190ae6e6ba2c603d5e7 completed April 20, 2026, 3:06 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0771bc4bdc8190b2e92a1f0aec0ab2 completed May 15, 2026, 7:19 p.m.
NEDg Description generation batch_6a07726ec9d8819099f369d679f1efc0 completed May 15, 2026, 7:22 p.m.
NED2 Entity disambiguation (via description) batch_6a0772e394fc8190b96fe74de6f5fdea completed May 15, 2026, 7:24 p.m.
Created at: April 10, 2026, 1:44 p.m.