Triple

T23236832
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 390 E581322 entity
Predicate route P5619 FINISHED
Object London Euston – Liverpool — NE NERFINISHED

How this triple was built (2 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 – Liverpool | Statement: [British Rail Class 390, route, London Euston – Liverpool]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Euston – Liverpool
Context triple: [British Rail Class 390, route, London Euston – Liverpool]
  • A. London Euston – Liverpool chosen
    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.
  • 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. Birmingham New Street – London Euston
    Birmingham New Street – London Euston is a major intercity rail route in the United Kingdom linking Birmingham’s principal station with one of London’s main termini on the West Coast Main Line.
  • D. London Euston – Birmingham
    London Euston – Birmingham is a major intercity rail corridor in England linking the capital with the West Midlands.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69e2460556f88190be1744a84a84173f completed April 17, 2026, 2:39 p.m.
NER Named-entity recognition batch_69f192e98dec8190a23385600bed9ae0 completed April 29, 2026, 5:11 a.m.
Created at: April 17, 2026, 4:09 p.m.