Triple

T5707703
Position Surface form Disambiguated ID Type / Status
Subject Chiltern Railways E125825 entity
Predicate operatesRoute P3695 FINISHED
Object London Marylebone – High Wycombe
London Marylebone – High Wycombe is a key commuter and regional rail route in England linking central London with the town of High Wycombe in Buckinghamshire.
 E548249 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 – High Wycombe | Statement: [Chiltern Railways, operatesRoute, London Marylebone – High Wycombe]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Marylebone – High Wycombe
Context triple: [Chiltern Railways, operatesRoute, London Marylebone – High Wycombe]
  • 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 – Banbury
    London Marylebone – Banbury is a regional rail route in England linking central London with the Oxfordshire town of Banbury.
  • C. London Marylebone – Kidderminster
    London Marylebone – Kidderminster is a regional passenger rail route in England linking central London with the Worcestershire town of Kidderminster.
  • D. Moorgate to Welwyn Garden City
    Moorgate to Welwyn Garden City is a suburban commuter rail service in Hertfordshire and north London, forming part of the Great Northern network into central London.
  • E. High Wycombe
    High Wycombe is a large town in Buckinghamshire, England, historically significant as a major furniture-making center and as a key Royal Air Force command location during the Second World War.
  • 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 – High Wycombe
Triple: [Chiltern Railways, operatesRoute, London Marylebone – High Wycombe]
Generated description
London Marylebone – High Wycombe is a key commuter and regional rail route in England linking central London with the town of High Wycombe in Buckinghamshire.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: London Marylebone – High Wycombe
Target entity description: London Marylebone – High Wycombe is a key commuter and regional rail route in England linking central London with the town of High Wycombe in Buckinghamshire.
  • 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 – Banbury
    London Marylebone – Banbury is a regional rail route in England linking central London with the Oxfordshire town of Banbury.
  • C. London Marylebone – Kidderminster
    London Marylebone – Kidderminster is a regional passenger rail route in England linking central London with the Worcestershire town of Kidderminster.
  • D. Moorgate to Welwyn Garden City
    Moorgate to Welwyn Garden City is a suburban commuter rail service in Hertfordshire and north London, forming part of the Great Northern network into central London.
  • E. High Wycombe
    High Wycombe is a large town in Buckinghamshire, England, historically significant as a major furniture-making center and as a key Royal Air Force command location during the Second World War.
  • 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_69c097e866088190bc7e820226d6a8fd completed March 23, 2026, 1:31 a.m.
NEDg Description generation batch_69c099ddb054819086f33b915081374c completed March 23, 2026, 1:39 a.m.
NED2 Entity disambiguation (via description) batch_69c09a13a19c8190a04807755d16fb95 completed March 23, 2026, 1:40 a.m.
Created at: March 22, 2026, 3:45 p.m.