Triple

T8405260
Position Surface form Disambiguated ID Type / Status
Subject Kentish Town tube station E198479 entity
Predicate lineBranch P12137 FINISHED
Object Northern line Edgware branch (via Camden Town)
The Northern line Edgware branch (via Camden Town) is a key London Underground route running on the Northern line from central London through Camden Town towards Edgware in North West London.
E732595 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: Northern line Edgware branch (via Camden Town)  | Statement: [Kentish Town tube station, lineBranch, Northern line Edgware branch (via Camden Town) ]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Northern line Edgware branch (via Camden Town) 
Context triple: [Kentish Town tube station, lineBranch, Northern line Edgware branch (via Camden Town) ]
  • A. Liverpool Street to Enfield Town line
    The Liverpool Street to Enfield Town line is a suburban commuter rail route in North and East London that runs from London Liverpool Street to Enfield Town as part of the Lea Valley rail network.
  • B. Ealing Broadway branch of the District line
    The Ealing Broadway branch of the District line is a western suburban section of London’s Underground network that runs between central London and Ealing Broadway, serving key stations in west London.
  • C. Gospel Oak to Barking line
    The Gospel Oak to Barking line is a London Overground suburban railway route in north and east London, known for linking Gospel Oak with Barking and serving as an important orbital connection outside central London.
  • D. Linha do Norte (Northern Line)
    Linha do Norte (Northern Line) is Portugal’s principal mainline railway corridor, linking Lisbon to Porto and serving as the country’s busiest and most important rail route.
  • E. Romford–Upminster line
    The Romford–Upminster line is a short suburban railway in east London linking Romford and Upminster, operated as part of the London Overground network.
  • 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: Northern line Edgware branch (via Camden Town) 
Triple: [Kentish Town tube station, lineBranch, Northern line Edgware branch (via Camden Town) ]
Generated description
The Northern line Edgware branch (via Camden Town) is a key London Underground route running on the Northern line from central London through Camden Town towards Edgware in North West London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Northern line Edgware branch (via Camden Town) 
Target entity description: The Northern line Edgware branch (via Camden Town) is a key London Underground route running on the Northern line from central London through Camden Town towards Edgware in North West London.
  • A. Liverpool Street to Enfield Town line
    The Liverpool Street to Enfield Town line is a suburban commuter rail route in North and East London that runs from London Liverpool Street to Enfield Town as part of the Lea Valley rail network.
  • B. Ealing Broadway branch of the District line
    The Ealing Broadway branch of the District line is a western suburban section of London’s Underground network that runs between central London and Ealing Broadway, serving key stations in west London.
  • C. Gospel Oak to Barking line
    The Gospel Oak to Barking line is a London Overground suburban railway route in north and east London, known for linking Gospel Oak with Barking and serving as an important orbital connection outside central London.
  • D. Linha do Norte (Northern Line)
    Linha do Norte (Northern Line) is Portugal’s principal mainline railway corridor, linking Lisbon to Porto and serving as the country’s busiest and most important rail route.
  • E. Romford–Upminster line
    The Romford–Upminster line is a short suburban railway in east London linking Romford and Upminster, operated as part of the London Overground network.
  • 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_69ca8310df9c8190b25f16161cca3e41 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cb83116bf48190894bd5d5465520ef completed March 31, 2026, 8:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69ce02f8596c8190a61b6f1ffd5a609c completed April 2, 2026, 5:47 a.m.
NEDg Description generation batch_69ce077f25648190b9a95fb72f5b4f8c completed April 2, 2026, 6:06 a.m.
NED2 Entity disambiguation (via description) batch_69ce08e192088190ad8170b1bedd568d completed April 2, 2026, 6:12 a.m.
Created at: March 30, 2026, 6:05 p.m.