Triple

T10088075
Position Surface form Disambiguated ID Type / Status
Subject Chorleywood E215269 entity
Predicate railOperator P522 FINISHED
Object Chiltern Railways E125825 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: Chiltern Railways | Statement: [Chorleywood, railOperator, Chiltern Railways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chiltern Railways
Context triple: [Chorleywood, railOperator, Chiltern Railways]
  • A. Chiltern Railways chosen
    Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
  • B. Chiltern Main Line
    The Chiltern Main Line is a major railway route in England connecting London Marylebone with the West Midlands via key towns such as High Wycombe, Banbury, and Leamington Spa.
  • C. Chinnor and Princes Risborough Railway
    Chinnor and Princes Risborough Railway is a preserved heritage railway in Oxfordshire and Buckinghamshire, England, operating historic trains along part of the former Watlington branch line between Chinnor and Princes Risborough.
  • D. Cotswold Line
    The Cotswold Line is a railway route in England running through the scenic Cotswolds region, linking Oxford with Worcester and Hereford.
  • E. Great Western Railway
    Great Western Railway is a major British train operating company providing intercity and regional rail services across western and southern England and South Wales.
  • 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_69ca83a1eed081908b2e9580f2ebeea7 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cdd04875748190a81d1e9ad68dda96 completed April 2, 2026, 2:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2cbd822a08190841e51862e5e1e27 completed April 5, 2026, 8:53 p.m.
Created at: March 30, 2026, 9:01 p.m.