Triple

T8638065
Position Surface form Disambiguated ID Type / Status
Subject Didcot Parkway railway station E204571 entity
Predicate locatedOnLine P2409 FINISHED
Object Didcot–Swindon section of Great Western Main Line E370453 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: Didcot–Swindon section of Great Western Main Line | Statement: [Didcot Parkway railway station, locatedOnLine, Didcot–Swindon section of Great Western Main Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Didcot–Swindon section of Great Western Main Line
Context triple: [Didcot Parkway railway station, locatedOnLine, Didcot–Swindon section of Great Western Main Line]
  • A. 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.
  • B. Didcot Parkway–Swindon chosen
    Didcot Parkway–Swindon is a key electrified stretch of railway on the Great Western Main Line in southern England, linking Oxfordshire with Wiltshire.
  • C. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • D. 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.
  • E. West of England Main Line
    The West of England Main Line is a major railway route in southwest England that connects London with Exeter and passes through several counties including Somerset.
  • 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_69ca834b903c8190add96cc651e1a477 completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc4763b6dc81908de979e6d8158bd9 completed March 31, 2026, 10:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69cebc2c2b84819087a9f23b47c607e8 completed April 2, 2026, 6:57 p.m.
Created at: March 30, 2026, 6:28 p.m.