Triple

T11717551
Position Surface form Disambiguated ID Type / Status
Subject Glossop line E278539 entity
Predicate safetySystem P840 FINISHED
Object British standard signalling
British standard signalling is a conventional railway signalling system used across the UK rail network to control train movements safely and efficiently.
E942731 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 standard signalling | Statement: [Glossop line, safetySystem, British standard signalling]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: British standard signalling
Context triple: [Glossop line, safetySystem, British standard signalling]
  • A. 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.
  • 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. British Rail Rail Alphabet typeface programme
    The British Rail Rail Alphabet typeface programme was a modernist signage and typography system that standardized the visual identity of British Rail across stations and materials in the mid-20th century.
  • D. The Railway
    The Railway is an 1873 oil painting by Édouard Manet depicting a woman and a young girl by a Paris train station, notable for its modern urban subject and unconventional composition.
  • E. British Standards Institution
    The British Standards Institution (BSI) is the United Kingdom’s national standards body, responsible for developing and publishing technical and management system standards used worldwide.
  • 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 standard signalling
Triple: [Glossop line, safetySystem, British standard signalling]
Generated description
British standard signalling is a conventional railway signalling system used across the UK rail network to control train movements safely and efficiently.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: British standard signalling
Target entity description: British standard signalling is a conventional railway signalling system used across the UK rail network to control train movements safely and efficiently.
  • A. 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.
  • 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. British Rail Rail Alphabet typeface programme
    The British Rail Rail Alphabet typeface programme was a modernist signage and typography system that standardized the visual identity of British Rail across stations and materials in the mid-20th century.
  • D. The Railway
    The Railway is an 1873 oil painting by Édouard Manet depicting a woman and a young girl by a Paris train station, notable for its modern urban subject and unconventional composition.
  • E. British Standards Institution
    The British Standards Institution (BSI) is the United Kingdom’s national standards body, responsible for developing and publishing technical and management system standards used worldwide.
  • 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_69d6aaff2ce88190b4a1e4b341ad5377 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a4c10d988190842acd824135cf15 completed April 10, 2026, 7:20 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef83a9479c81909cbe63d81255a1bf completed April 27, 2026, 3:41 p.m.
NEDg Description generation batch_69ef96b13be881908102ffa867f96c22 completed April 27, 2026, 5:02 p.m.
NED2 Entity disambiguation (via description) batch_69efb51113708190998b570c33b9d0e7 completed April 27, 2026, 7:12 p.m.
Created at: April 8, 2026, 9:40 p.m.