Triple

T16470967
Position Surface form Disambiguated ID Type / Status
Subject LMS Ivatt Class 2 2-6-0 E400056 entity
Predicate influenced P9 FINISHED
Object BR Standard Class 2 2-6-0 E1215498 NE FINISHED

How this triple was built (2 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: BR Standard Class 2 2-6-0 | Statement: [LMS Ivatt Class 2 2-6-0, influenced, BR Standard Class 2 2-6-0]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: BR Standard Class 2 2-6-0
Context triple: [LMS Ivatt Class 2 2-6-0, influenced, BR Standard Class 2 2-6-0]
  • A. 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.
  • B. 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.
  • C. BR Standard Class steam locomotives chosen
    BR Standard Class steam locomotives were a series of steam engines designed and built in the 1950s for British Railways to standardize and modernize its steam fleet in the final years before diesel and electric traction took over.
  • D. BR Standard Class 5
    The BR Standard Class 5 was a versatile British steam locomotive class introduced in the 1950s for mixed-traffic duties across the nationalised railway network.
  • E. LNER Class P2
    The LNER Class P2 was a powerful class of 2-8-2 steam locomotives designed by Sir Nigel Gresley for hauling heavy express trains on the challenging Edinburgh–Aberdeen route in the 1930s.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d87f2dac988190b74d6e185fa88ba4 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e32dd0d2fc81909b68b5afb00f192f completed April 18, 2026, 7:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a00679ecf4c819096e7f698b81fe25a completed May 10, 2026, 11:10 a.m.
Created at: April 10, 2026, 5:11 a.m.