Triple

T10896319
Position Surface form Disambiguated ID Type / Status
Subject BR Standard Class 4 steam locomotives E257318 entity
Predicate designer P184 FINISHED
Object British Railways Standardisation team
The British Railways Standardisation team was a post-war design group responsible for creating a unified range of standard steam locomotive classes for British Railways.
E892889 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: British Railways Standardisation team | Statement: [BR Standard Class 4 steam locomotives, designer, British Railways Standardisation team]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British Railways Standardisation team
Context triple: [BR Standard Class 4 steam locomotives, designer, British Railways Standardisation team]
  • A. British Rail Engineering Limited
    British Rail Engineering Limited was the former engineering subsidiary of British Rail, responsible for designing, building, and maintaining much of the UK’s rolling stock and railway equipment.
  • B. British Rail
    British Rail was the state-owned company that operated most of the railway services in Great Britain from the late 1940s until the privatization of the rail network in the 1990s.
  • C. Railway Technical Centre
    The Railway Technical Centre is a major British rail research and development facility in Derby that has historically served as the central hub for engineering, testing, and innovation for the UK railway industry.
  • D. British Rail Mark 1 coaching stock
    British Rail Mark 1 coaching stock was a standardised generation of passenger railway carriages introduced in the 1950s that formed the backbone of British Rail’s post-war fleet.
  • E. LNER Group Standard tender
    The LNER Group Standard tender was a widely used steam locomotive tender design on the London and North Eastern Railway, built to a common standard so it could be coupled interchangeably to multiple locomotive classes.
  • 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: British Railways Standardisation team
Triple: [BR Standard Class 4 steam locomotives, designer, British Railways Standardisation team]
Generated description
The British Railways Standardisation team was a post-war design group responsible for creating a unified range of standard steam locomotive classes for British Railways.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: British Railways Standardisation team
Target entity description: The British Railways Standardisation team was a post-war design group responsible for creating a unified range of standard steam locomotive classes for British Railways.
  • A. British Rail Engineering Limited
    British Rail Engineering Limited was the former engineering subsidiary of British Rail, responsible for designing, building, and maintaining much of the UK’s rolling stock and railway equipment.
  • B. British Rail
    British Rail was the state-owned company that operated most of the railway services in Great Britain from the late 1940s until the privatization of the rail network in the 1990s.
  • C. Railway Technical Centre
    The Railway Technical Centre is a major British rail research and development facility in Derby that has historically served as the central hub for engineering, testing, and innovation for the UK railway industry.
  • D. British Rail Mark 1 coaching stock
    British Rail Mark 1 coaching stock was a standardised generation of passenger railway carriages introduced in the 1950s that formed the backbone of British Rail’s post-war fleet.
  • E. LNER Group Standard tender
    The LNER Group Standard tender was a widely used steam locomotive tender design on the London and North Eastern Railway, built to a common standard so it could be coupled interchangeably to multiple locomotive classes.
  • 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_69d6aa8550c8819095508a2ed9acf3db completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d75d022f4c81909cd9ea27a9f0cd32 completed April 9, 2026, 8:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69e15519e620819090e492861de6a567 completed April 16, 2026, 9:31 p.m.
NEDg Description generation batch_69e17d3331788190a9ee03fc4c6ca191 completed April 17, 2026, 12:22 a.m.
NED2 Entity disambiguation (via description) batch_69e1ff5b3d488190a545bee24381d01e completed April 17, 2026, 9:37 a.m.
Created at: April 8, 2026, 9:21 p.m.