Triple

T20316446
Position Surface form Disambiguated ID Type / Status
Subject Avanti West Coast E510390 entity
Predicate operatesService P5884 FINISHED
Object London Euston to Holyhead NE NERFINISHED

How this triple was built (3 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 to Holyhead | Statement: [Avanti West Coast, operatesService, London Euston to Holyhead]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Euston to Holyhead
Context triple: [Avanti West Coast, operatesService, London Euston to Holyhead]
  • A. 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.
  • B. London Euston – Liverpool
    London Euston – Liverpool is a major intercity rail route in England linking the capital with the city of Liverpool via the West Coast Main Line.
  • C. London Paddington–Swansea route
    The London Paddington–Swansea route is a major intercity railway line in Great Britain linking London with South Wales, serving key cities such as Reading, Bristol (via connecting routes), Cardiff, and Swansea.
  • D. London King’s Cross–Inverness
    London King’s Cross–Inverness is a long-distance passenger rail service linking London with the Scottish Highlands, operated on the East Coast Main Line.
  • E. London King’s Cross–Hull
    London King’s Cross–Hull is a long-distance passenger rail service in England linking central London with the city of Hull on the east coast.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Euston to Holyhead
Target entity description: London Euston to Holyhead is a major intercity rail route in the United Kingdom linking London with the port town of Holyhead in North Wales, providing key passenger and ferry-connection services.
  • A. 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.
  • B. London Euston – Liverpool
    London Euston – Liverpool is a major intercity rail route in England linking the capital with the city of Liverpool via the West Coast Main Line.
  • C. London Paddington–Swansea route
    The London Paddington–Swansea route is a major intercity railway line in Great Britain linking London with South Wales, serving key cities such as Reading, Bristol (via connecting routes), Cardiff, and Swansea.
  • D. London King’s Cross–Inverness
    London King’s Cross–Inverness is a long-distance passenger rail service linking London with the Scottish Highlands, operated on the East Coast Main Line.
  • E. London King’s Cross–Hull
    London King’s Cross–Hull is a long-distance passenger rail service in England linking central London with the city of Hull on the east coast.
  • F. None of above. chosen

Provenance (2 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_69e0b4c7491c8190961113c4283b10b0 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e67787af188190bc32a3049c9c5b39 completed April 20, 2026, 6:59 p.m.
Created at: April 16, 2026, 11:19 a.m.