Triple

T5581182
Position Surface form Disambiguated ID Type / Status
Subject Edinburgh–Dunblane Line E146642 entity
Predicate usedBy P260 FINISHED
Object ScotRail Class 385 EMU
The ScotRail Class 385 EMU is a modern electric multiple unit train operated by ScotRail on electrified routes in central Scotland, featuring improved acceleration, energy efficiency, and passenger comfort.
E532137 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: ScotRail Class 385 EMU | Statement: [Edinburgh–Dunblane Line, usedBy, ScotRail Class 385 EMU]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: ScotRail Class 385 EMU
Context triple: [Edinburgh–Dunblane Line, usedBy, ScotRail Class 385 EMU]
  • A. British Rail Class 395
    The British Rail Class 395 is a high-speed electric multiple unit train used in the UK, best known for operating Southeastern’s domestic services on High Speed 1 between London and Kent.
  • 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 159
    The British Rail Class 159 is a diesel multiple-unit train used for long-distance regional services in the UK, particularly known for operating intercity-style routes in the southwest of England.
  • 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 802
    The British Rail Class 802 is a bi-mode high-speed intercity train used in the UK, derived from Hitachi’s A-train design and operated by several train companies on long-distance routes.
  • 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: ScotRail Class 385 EMU
Triple: [Edinburgh–Dunblane Line, usedBy, ScotRail Class 385 EMU]
Generated description
The ScotRail Class 385 EMU is a modern electric multiple unit train operated by ScotRail on electrified routes in central Scotland, featuring improved acceleration, energy efficiency, and passenger comfort.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: ScotRail Class 385 EMU
Target entity description: The ScotRail Class 385 EMU is a modern electric multiple unit train operated by ScotRail on electrified routes in central Scotland, featuring improved acceleration, energy efficiency, and passenger comfort.
  • A. British Rail Class 395
    The British Rail Class 395 is a high-speed electric multiple unit train used in the UK, best known for operating Southeastern’s domestic services on High Speed 1 between London and Kent.
  • 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 159
    The British Rail Class 159 is a diesel multiple-unit train used for long-distance regional services in the UK, particularly known for operating intercity-style routes in the southwest of England.
  • 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 802
    The British Rail Class 802 is a bi-mode high-speed intercity train used in the UK, derived from Hitachi’s A-train design and operated by several train companies on long-distance routes.
  • 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_69c0090287a08190b4098411effe970c completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c0208147a48190b2cdb42b9c9814a3 completed March 22, 2026, 5:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0285baa648190bf8e94740ea62466 completed March 22, 2026, 5:35 p.m.
NEDg Description generation batch_69c044d9e8fc8190ba80f949913812da completed March 22, 2026, 7:36 p.m.
NED2 Entity disambiguation (via description) batch_69c0453a71a081909d6393e6176d6fa4 completed March 22, 2026, 7:38 p.m.
Created at: March 22, 2026, 3:37 p.m.