Triple

T5501869
Position Surface form Disambiguated ID Type / Status
Subject Networker E144346 entity
Predicate hasSubclass P1244 FINISHED
Object British Rail Class 466
The British Rail Class 466 is a type of electric multiple unit train used on suburban and commuter services in Southeast England as part of the Networker family.
 E566780 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 Rail Class 466 | Statement: [Networker, hasSubclass, British Rail Class 466]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: British Rail Class 466
Context triple: [Networker, hasSubclass, British Rail Class 466]
  • A. British Rail Class 465
    The British Rail Class 465 is a family of electric multiple-unit commuter trains used primarily on suburban routes in Southeast England, particularly around London.
  • B. British Rail Class 387
    The British Rail Class 387 is a fleet of modern electric multiple-unit trains used on high-speed commuter and airport services in the UK.
  • C. British Rail Class 377
    The British Rail Class 377 is a fleet of electric multiple-unit commuter trains widely used in southeast England, particularly by Govia Thameslink Railway services.
  • D. British Rail Class 168
    The British Rail Class 168 is a diesel multiple-unit train used primarily by Chiltern Railways for regional and intercity services in the United Kingdom.
  • E. British Rail Class 444
    The British Rail Class 444 is a fleet of modern electric multiple-unit passenger trains used by South Western Railway for long-distance services on routes including those from London Waterloo.
  • 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 Rail Class 466
Triple: [Networker, hasSubclass, British Rail Class 466]
Generated description
The British Rail Class 466 is a type of electric multiple unit train used on suburban and commuter services in Southeast England as part of the Networker family.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: British Rail Class 466
Target entity description: The British Rail Class 466 is a type of electric multiple unit train used on suburban and commuter services in Southeast England as part of the Networker family.
  • A. British Rail Class 465
    The British Rail Class 465 is a family of electric multiple-unit commuter trains used primarily on suburban routes in Southeast England, particularly around London.
  • B. British Rail Class 387
    The British Rail Class 387 is a fleet of modern electric multiple-unit trains used on high-speed commuter and airport services in the UK.
  • C. British Rail Class 377
    The British Rail Class 377 is a fleet of electric multiple-unit commuter trains widely used in southeast England, particularly by Govia Thameslink Railway services.
  • D. British Rail Class 168
    The British Rail Class 168 is a diesel multiple-unit train used primarily by Chiltern Railways for regional and intercity services in the United Kingdom.
  • E. British Rail Class 444
    The British Rail Class 444 is a fleet of modern electric multiple-unit passenger trains used by South Western Railway for long-distance services on routes including those from London Waterloo.
  • 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_69c008f5a2748190bce7a39aabf87a6d completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c01f0a512c81908f077378917e5879 completed March 22, 2026, 4:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69c11c9026fc8190abb0fb3e71d5639f completed March 23, 2026, 10:57 a.m.
NEDg Description generation batch_69c11d9102648190a61e9a85ead0fff4 completed March 23, 2026, 11:01 a.m.
NED2 Entity disambiguation (via description) batch_69c11e76f5c48190adabb10472729cb2 completed March 23, 2026, 11:05 a.m.
Created at: March 22, 2026, 3:32 p.m.