Triple

T5707724
Position Surface form Disambiguated ID Type / Status
Subject Chiltern Railways E125825 entity
Predicate introducedService P16163 FINISHED
Object London–Oxford via Bicester service E205083 NE FINISHED

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–Oxford via Bicester service | Statement: [Chiltern Railways, introducedService, London–Oxford via Bicester service]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London–Oxford via Bicester service
Context triple: [Chiltern Railways, introducedService, London–Oxford via Bicester service]
  • A. London Paddington to Birmingham via Oxford
    London Paddington to Birmingham via Oxford is a historic intercity rail route in England linking London with the Midlands through Oxford, traditionally operated by the Western Region of British Railways.
  • B. Oxford–Bicester line chosen
    The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
  • C. Didcot–Oxford line
    The Didcot–Oxford line is a key railway route in Oxfordshire, England, linking the town of Didcot with the city of Oxford and forming part of the Great Western Main Line network.
  • D. Birmingham New Street – Northampton
    Birmingham New Street – Northampton is a regional rail service in England connecting Birmingham and Northampton via intermediate West Midlands and Warwickshire stations.
  • E. London Euston – Northampton
    London Euston – Northampton is a key commuter and intercity rail route in England linking central London with the town of Northampton via the West Coast Main Line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c0082d6fe48190b777fb383769e5c8 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c024892fd88190a91133fc88365410 completed March 22, 2026, 5:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69c05a6c17608190a9a808c2c77d937c completed March 22, 2026, 9:09 p.m.
Created at: March 22, 2026, 3:45 p.m.