Triple

T17933910
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 159 E448402 entity
Predicate primaryRoute P6298 FINISHED
Object London Waterloo – Exeter St Davids 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 Waterloo – Exeter St Davids | Statement: [British Rail Class 159, primaryRoute, London Waterloo – Exeter St Davids]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Waterloo – Exeter St Davids
Context triple: [British Rail Class 159, primaryRoute, London Waterloo – Exeter St Davids]
  • A. London Waterloo–Exeter chosen
    London Waterloo–Exeter is a key intercity rail route in southern England linking London Waterloo with Exeter via major intermediate towns and cities.
  • B. London Waterloo – Salisbury
    London Waterloo – Salisbury is a key intercity rail route in southern England linking central London with the cathedral city of Salisbury.
  • C. London Waterloo – Aldershot
    London Waterloo – Aldershot is a suburban rail service in southern England linking central London’s Waterloo station with the town of Aldershot in Hampshire.
  • D. London Waterloo–Basingstoke
    London Waterloo–Basingstoke is a key commuter and intercity rail route in southern England linking central London with the town of Basingstoke via major intermediate stations such as Woking.
  • E. London Paddington – Cheltenham Spa
    London Paddington – Cheltenham Spa is a UK intercity rail route linking London Paddington station with Cheltenham Spa via intermediate stops in Gloucestershire and surrounding counties.
  • 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_69d8b9f79d14819095540856928f0e25 completed April 10, 2026, 8:51 a.m.
NER Named-entity recognition batch_69e4a5547b7881909dc41bb7dd34194f completed April 19, 2026, 9:50 a.m.
Created at: April 10, 2026, 10:21 a.m.