Triple

T180927
Position Surface form Disambiguated ID Type / Status
Subject Avanti West Coast E3873 entity
Predicate primaryRoute P6298 FINISHED
Object 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.
 E23432 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: London Euston – Glasgow | Statement: [Avanti West Coast, primaryRoute, London Euston – Glasgow]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Euston – Glasgow
Context triple: [Avanti West Coast, primaryRoute, London Euston – Glasgow]
  • A. London Euston – Birmingham
    London Euston – Birmingham is a major intercity rail corridor in England linking the capital with the West Midlands.
  • B. London Euston – Manchester
    London Euston – Manchester is a major intercity rail corridor in the United Kingdom linking the capital with the city of Manchester on the West Coast Main Line.
  • C. Glasgow–Edinburgh railway line
    The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
  • D. Glasgow Subway
    The Glasgow Subway is an underground rapid transit system serving the city of Glasgow, Scotland, and is one of the oldest metro systems in the world.
  • E. London Euston
    London Euston is a major central London railway terminus and key hub for intercity services on the West Coast Main Line.
  • 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: London Euston – Glasgow
Triple: [Avanti West Coast, primaryRoute, London Euston – Glasgow]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: London Euston – Glasgow
Target entity description: 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.
  • A. London Euston – Birmingham
    London Euston – Birmingham is a major intercity rail corridor in England linking the capital with the West Midlands.
  • B. London Euston – Manchester
    London Euston – Manchester is a major intercity rail corridor in the United Kingdom linking the capital with the city of Manchester on the West Coast Main Line.
  • C. Glasgow–Edinburgh railway line
    The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
  • D. Glasgow Subway
    The Glasgow Subway is an underground rapid transit system serving the city of Glasgow, Scotland, and is one of the oldest metro systems in the world.
  • E. London Euston
    London Euston is a major central London railway terminus and key hub for intercity services on the West Coast Main Line.
  • 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_69a25497e2f08190a040f8c6e1842643 completed Feb. 28, 2026, 2:36 a.m.
NER Named-entity recognition batch_69a25bafd5808190a0a0cb2b21ce007f completed Feb. 28, 2026, 3:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2fd0405608190bf4c1aa8a8fa9ad1 completed Feb. 28, 2026, 2:34 p.m.
NEDg Description generation batch_69a2fe96bec48190a7b8030b466b5e62 completed Feb. 28, 2026, 2:41 p.m.
NED2 Entity disambiguation (via description) batch_69a2ff0f87b08190a5b4713d2b3340c6 completed Feb. 28, 2026, 2:43 p.m.
Created at: Feb. 28, 2026, 2:40 a.m.