Triple

T2247849
Position Surface form Disambiguated ID Type / Status
Subject Holborn, London, England E49547 entity
Predicate hasTransport P1298 FINISHED
Object Chancery Lane Underground station
Chancery Lane Underground station is a Central line London Underground station serving the Holborn area in central London.
 E289309 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: Chancery Lane Underground station | Statement: [Holborn, London, England, hasTransport, Chancery Lane Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chancery Lane Underground station
Context triple: [Holborn, London, England, hasTransport, Chancery Lane Underground station]
  • A. Tottenham Court Road station
    Tottenham Court Road station is a central London Underground station on the Central and Northern lines, located near Oxford Street and serving the West End.
  • B. Elephant & Castle Underground station
    Elephant & Castle Underground station is a major London Underground interchange in the Elephant and Castle area, serving both the Bakerloo and Northern lines in the London Borough of Southwark.
  • C. Farringdon station
    Farringdon station is a major central London railway, Underground, and Elizabeth line interchange known for its key role in connecting the City of London with wider suburban and national routes.
  • D. Hampstead tube station
    Hampstead tube station is a London Underground station on the Northern line, known for serving the Hampstead area of the London Borough of Camden and for having one of the deepest platforms on the network.
  • E. Holborn station
    Holborn station is a central London Underground station on the Central and Piccadilly lines, located near major attractions such as the British Museum.
  • 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: Chancery Lane Underground station
Triple: [Holborn, London, England, hasTransport, Chancery Lane Underground station]
Generated description
Chancery Lane Underground station is a Central line London Underground station serving the Holborn area in central London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chancery Lane Underground station
Target entity description: Chancery Lane Underground station is a Central line London Underground station serving the Holborn area in central London.
  • A. Tottenham Court Road station
    Tottenham Court Road station is a central London Underground station on the Central and Northern lines, located near Oxford Street and serving the West End.
  • B. Elephant & Castle Underground station
    Elephant & Castle Underground station is a major London Underground interchange in the Elephant and Castle area, serving both the Bakerloo and Northern lines in the London Borough of Southwark.
  • C. Farringdon station
    Farringdon station is a major central London railway, Underground, and Elizabeth line interchange known for its key role in connecting the City of London with wider suburban and national routes.
  • D. Hampstead tube station
    Hampstead tube station is a London Underground station on the Northern line, known for serving the Hampstead area of the London Borough of Camden and for having one of the deepest platforms on the network.
  • E. Holborn station
    Holborn station is a central London Underground station on the Central and Piccadilly lines, located near major attractions such as the British Museum.
  • 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_69a88aa979788190ad6500f1d8eee2fc completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abc0ed5c38819080b45ea398fb59f2 completed March 7, 2026, 6:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69afaf2c245c8190a426cfcdc929efeb completed March 10, 2026, 5:42 a.m.
NEDg Description generation batch_69afafa8012481909c0b4d07c8803bf7 completed March 10, 2026, 5:44 a.m.
NED2 Entity disambiguation (via description) batch_69afb02231588190a2c6dbaf22c15b14 completed March 10, 2026, 5:46 a.m.
Created at: March 4, 2026, 7:47 p.m.