Triple

T217836
Position Surface form Disambiguated ID Type / Status
Subject Glasgow Central E4145 entity
Predicate servedByOperator P5884 FINISHED
Object Caledonian Sleeper
Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
 E28176 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: Caledonian Sleeper | Statement: [Glasgow Central, servedByOperator, Caledonian Sleeper]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Caledonian Sleeper
Context triple: [Glasgow Central, servedByOperator, Caledonian Sleeper]
  • A. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • B. London Euston – Glasgow
    London Euston – Glasgow is a major intercity rail corridor in the United Kingdom linking the English capital with Scotland’s largest city along the West Coast Main Line.
  • C. National Rail
    National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
  • D. TransPennine Express
    TransPennine Express is a British train operating company providing intercity and regional rail services across northern England and into Scotland.
  • E. InterCity
    InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail 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: Caledonian Sleeper
Triple: [Glasgow Central, servedByOperator, Caledonian Sleeper]
Generated description
Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Caledonian Sleeper
Target entity description: Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
  • A. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • B. London Euston – Glasgow
    London Euston – Glasgow is a major intercity rail corridor in the United Kingdom linking the English capital with Scotland’s largest city along the West Coast Main Line.
  • C. National Rail
    National Rail is the collective name for the passenger rail services and network in Great Britain, encompassing most regional and intercity train operations outside of urban metro systems.
  • D. TransPennine Express
    TransPennine Express is a British train operating company providing intercity and regional rail services across northern England and into Scotland.
  • E. InterCity
    InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail 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_69a2573508588190b522c2476d91acfe completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a260c3037c8190ba7ddf328f249b74 completed Feb. 28, 2026, 3:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69a34766506c8190a4c661410e0d8b33 completed Feb. 28, 2026, 7:52 p.m.
NEDg Description generation batch_69a34c38fc2881908afe5d3ef34db98e completed Feb. 28, 2026, 8:12 p.m.
NED2 Entity disambiguation (via description) batch_69a34ca4faec8190bd09fa0e87fe0bd5 completed Feb. 28, 2026, 8:14 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.