Triple

T4914424
Position Surface form Disambiguated ID Type / Status
Subject Oxford railway station E110312 entity
Predicate lineServed P6301 FINISHED
Object 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.
E482198 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: Didcot–Oxford line | Statement: [Oxford railway station, lineServed, Didcot–Oxford line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Didcot–Oxford line
Context triple: [Oxford railway station, lineServed, Didcot–Oxford line]
  • A. Oxford–Bicester line
    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.
  • B. 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.
  • C. 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.
  • D. Berks and Hants Line
    The Berks and Hants Line is a railway route in southern England linking Reading with the West of England, forming part of the Great Western Railway network.
  • 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. 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: Didcot–Oxford line
Triple: [Oxford railway station, lineServed, Didcot–Oxford line]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Didcot–Oxford line
Target entity description: 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.
  • A. Oxford–Bicester line
    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.
  • B. 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.
  • C. 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.
  • D. Berks and Hants Line
    The Berks and Hants Line is a railway route in southern England linking Reading with the West of England, forming part of the Great Western Railway network.
  • 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. 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_69bd44132b94819088522d92beaadc78 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6e9f12b48190b3cb5378958d03cd completed March 20, 2026, 3:58 p.m.
NED1 Entity disambiguation (via context triple) batch_69be81bc9fe08190a76265d453e98f49 completed March 21, 2026, 11:32 a.m.
NEDg Description generation batch_69be83006dac819093e3becdbc1c2925 completed March 21, 2026, 11:37 a.m.
NED2 Entity disambiguation (via description) batch_69be83614a508190b870e857436cbed2 completed March 21, 2026, 11:39 a.m.
Created at: March 20, 2026, 1:29 p.m.