Triple

T23427987
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 465 E563245 entity
Predicate subclass P1244 FINISHED
Object Class 465/1
Class 465/1 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
 E1589297 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: Class 465/1 | Statement: [British Rail Class 465, subclass, Class 465/1]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Class 465/1
Context triple: [British Rail Class 465, subclass, Class 465/1]
  • A. Class 465/0
    Class 465/0 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
  • B. Class 321/4
    Class 321/4 is a sub-class of British Rail Class 321 electric multiple units, primarily used for suburban and commuter rail services in the UK.
  • C. Class 165/1
    Class 165/1 is a subseries of British diesel multiple-unit commuter trains designed for regional and suburban passenger services in the UK.
  • D. Class 387/4
    Class 387/4 is a variant of the British Rail Class 387 electric multiple unit trains, designed for high-capacity commuter and regional services on the UK rail network.
  • E. Class 150/1
    Class 150/1 is a subclass of the British Rail Class 150 diesel multiple units, distinguished by its specific interior layout and configuration for regional passenger 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: Class 465/1
Triple: [British Rail Class 465, subclass, Class 465/1]
Generated description
Class 465/1 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Class 465/1
Target entity description: Class 465/1 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
  • A. Class 465/0
    Class 465/0 is a subseries of the British Rail Class 465 electric multiple units used for suburban passenger services in Southeast England.
  • B. Class 321/4
    Class 321/4 is a sub-class of British Rail Class 321 electric multiple units, primarily used for suburban and commuter rail services in the UK.
  • C. Class 165/1
    Class 165/1 is a subseries of British diesel multiple-unit commuter trains designed for regional and suburban passenger services in the UK.
  • D. Class 387/4
    Class 387/4 is a variant of the British Rail Class 387 electric multiple unit trains, designed for high-capacity commuter and regional services on the UK rail network.
  • E. Class 150/1
    Class 150/1 is a subclass of the British Rail Class 150 diesel multiple units, distinguished by its specific interior layout and configuration for regional passenger 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_69e24553980c8190bb66a2ae0bdab125 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f1a54ae8ac8190b0bae2560582c904 completed April 29, 2026, 6:29 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c82474ef88190b1e79a22471fae10 completed May 19, 2026, 3:31 p.m.
NEDg Description generation batch_6a0ca6eee2f48190b4e03039c4c96abe completed May 19, 2026, 6:07 p.m.
NED2 Entity disambiguation (via description) batch_6a0ca80db6288190ae99313c1f2485db completed May 19, 2026, 6:12 p.m.
Created at: April 17, 2026, 5:48 p.m.