Triple

T5707701
Position Surface form Disambiguated ID Type / Status
Subject Chiltern Railways E125825 entity
Predicate operatesRoute P3695 FINISHED
Object London Marylebone – Banbury
London Marylebone – Banbury is a regional rail route in England linking central London with the Oxfordshire town of Banbury.
 E544368 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: London Marylebone – Banbury | Statement: [Chiltern Railways, operatesRoute, London Marylebone – Banbury]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Marylebone – Banbury
Context triple: [Chiltern Railways, operatesRoute, London Marylebone – Banbury]
  • A. London Marylebone – Aylesbury
    London Marylebone – Aylesbury is a commuter and regional rail route in England linking central London with the town of Aylesbury in Buckinghamshire.
  • B. London Marylebone – Kidderminster
    London Marylebone – Kidderminster is a regional passenger rail route in England linking central London with the Worcestershire town of Kidderminster.
  • C. London Marylebone – Stourbridge Junction
    London Marylebone – Stourbridge Junction is a regional passenger rail service in England linking central London with the West Midlands town of Stourbridge.
  • D. London to Aylesbury Line
    The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
  • E. London–Birmingham transport corridor
    The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
  • 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: London Marylebone – Banbury
Triple: [Chiltern Railways, operatesRoute, London Marylebone – Banbury]
Generated description
London Marylebone – Banbury is a regional rail route in England linking central London with the Oxfordshire town of Banbury.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: London Marylebone – Banbury
Target entity description: London Marylebone – Banbury is a regional rail route in England linking central London with the Oxfordshire town of Banbury.
  • A. London Marylebone – Aylesbury
    London Marylebone – Aylesbury is a commuter and regional rail route in England linking central London with the town of Aylesbury in Buckinghamshire.
  • B. London Marylebone – Kidderminster
    London Marylebone – Kidderminster is a regional passenger rail route in England linking central London with the Worcestershire town of Kidderminster.
  • C. London Marylebone – Stourbridge Junction
    London Marylebone – Stourbridge Junction is a regional passenger rail service in England linking central London with the West Midlands town of Stourbridge.
  • D. London to Aylesbury Line
    The London to Aylesbury Line is a commuter rail route in England connecting London with the town of Aylesbury, primarily serving passengers in Buckinghamshire and surrounding areas.
  • E. London–Birmingham transport corridor
    The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
  • 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_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_69c07de7df8c8190824d24f729eaa04d completed March 22, 2026, 11:40 p.m.
NEDg Description generation batch_69c08b820a048190b3874522d568d485 completed March 23, 2026, 12:38 a.m.
NED2 Entity disambiguation (via description) batch_69c08be237a88190ace6e3d4ab97bf17 completed March 23, 2026, 12:40 a.m.
Created at: March 22, 2026, 3:45 p.m.