Triple

T3985797
Position Surface form Disambiguated ID Type / Status
Subject Hendon E86868 entity
Predicate hasTransport P1298 FINISHED
Object Hendon Central Underground station
Hendon Central Underground station is a London Underground station on the Northern line serving the Hendon area in the London Borough of Barnet.
 E412069 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: Hendon Central Underground station | Statement: [Hendon, hasTransport, Hendon Central Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hendon Central Underground station
Context triple: [Hendon, hasTransport, Hendon Central Underground station]
  • A. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • B. 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.
  • C. Ealing Broadway station
    Ealing Broadway station is a major railway and London Underground interchange in west London, serving as a key hub for services between central London and the suburbs.
  • D. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • E. North Ealing station
    North Ealing station is a London Underground station in the Ealing area of west London, served by the Piccadilly line.
  • 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: Hendon Central Underground station
Triple: [Hendon, hasTransport, Hendon Central Underground station]
Generated description
Hendon Central Underground station is a London Underground station on the Northern line serving the Hendon area in the London Borough of Barnet.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hendon Central Underground station
Target entity description: Hendon Central Underground station is a London Underground station on the Northern line serving the Hendon area in the London Borough of Barnet.
  • A. Finsbury Park station
    Finsbury Park station is a major transport hub in North London, serving both National Rail and London Underground lines and providing access to surrounding areas including Arsenal’s Emirates Stadium.
  • B. 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.
  • C. Ealing Broadway station
    Ealing Broadway station is a major railway and London Underground interchange in west London, serving as a key hub for services between central London and the suburbs.
  • D. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • E. North Ealing station
    North Ealing station is a London Underground station in the Ealing area of west London, served by the Piccadilly line.
  • 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_69aed93fd9d4819085d3b2137d2346cb completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aef9dfaf28819081b547836d79b889 completed March 9, 2026, 4:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69b56b4447e08190aa90dd50f304a491 completed March 14, 2026, 2:05 p.m.
NEDg Description generation batch_69b56bdcfa94819096df212e6e99937e completed March 14, 2026, 2:08 p.m.
NED2 Entity disambiguation (via description) batch_69b56c5e73e88190896176180a9e58cd completed March 14, 2026, 2:10 p.m.
Created at: March 9, 2026, 3:33 p.m.