Triple

T4625321
Position Surface form Disambiguated ID Type / Status
Subject Stratford-upon-Avon railway station E101083 entity
Predicate locatedOnLine P2409 FINISHED
Object Leamington–Stratford line
The Leamington–Stratford line is a railway route in Warwickshire, England, connecting Leamington Spa with the historic town of Stratford-upon-Avon.
E456396 NE FINISHED

How this triple was built (4 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: [Stratford-upon-Avon railway station, locatedOnLine, Leamington–Stratford line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Leamington–Stratford line
Context triple: [Stratford-upon-Avon railway station, locatedOnLine, Leamington–Stratford line]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Waterloo & City line
    The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Leamington–Stratford line
Triple: [Stratford-upon-Avon railway station, locatedOnLine, Leamington–Stratford line]
Generated description
The Leamington–Stratford line is a railway route in Warwickshire, England, connecting Leamington Spa with the historic town of Stratford-upon-Avon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Leamington–Stratford line
Target entity description: The Leamington–Stratford line is a railway route in Warwickshire, England, connecting Leamington Spa with the historic town of Stratford-upon-Avon.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. Waterloo & City line
    The Waterloo & City line is a short, deep-level London Underground railway line that provides a direct commuter link between Waterloo station and the City of London.
  • F. None of above. chosen

Provenance (5 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_69bd43d0497c8190ac23c65c5804846a completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5a08ef488190af46418229309b0f completed March 20, 2026, 2:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfaa564988190b565c26b9cd3d3be completed March 21, 2026, 1:55 a.m.
NEDg Description generation batch_69bdfb6fa3fc8190b79b641025710eb1 completed March 21, 2026, 1:59 a.m.
NED2 Entity disambiguation (via description) batch_69bdfbeddd7c8190955bd3363fec4ca1 completed March 21, 2026, 2:01 a.m.
Created at: March 20, 2026, 1:13 p.m.