Triple

T5707714
Position Surface form Disambiguated ID Type / Status
Subject Chiltern Railways E125825 entity
Predicate operatesLine P15252 FINISHED
Object Leamington–Stratford line E456396 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: Leamington–Stratford line | Statement: [Chiltern Railways, operatesLine, Leamington–Stratford line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Leamington–Stratford line
Context triple: [Chiltern Railways, operatesLine, Leamington–Stratford line]
  • A. Leamington–Stratford line chosen
    The Leamington–Stratford line is a railway route in Warwickshire, England, connecting Leamington Spa with the historic town of Stratford-upon-Avon.
  • B. Waterloo–Reading line
    The Waterloo–Reading line is a suburban and regional railway route in southern England that connects London Waterloo with Reading, serving numerous commuter towns in Surrey and Berkshire.
  • C. Barrie line
    The Barrie line is a GO Transit commuter rail corridor in the Greater Toronto Area that runs between Toronto and the city of Barrie.
  • D. Waterloo to Exeter Line
    The Waterloo to Exeter Line is a major railway route in southern England connecting London with Exeter via towns in Surrey, Hampshire, and Dorset.
  • E. Trent Valley Line
    The Trent Valley Line is a key railway route in England that forms part of the West Coast Main Line, linking the Midlands with the North West and bypassing central Birmingham.
  • 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.