Triple

T2964897
Position Surface form Disambiguated ID Type / Status
Subject Ealing, London E80137 entity
Predicate transport P230 FINISHED
Object South Ealing station
South Ealing station is a London Underground station in the London Borough of Ealing, served by the Piccadilly line.
 E327146 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: South Ealing station | Statement: [Ealing, London, transport, South Ealing station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: South Ealing station
Context triple: [Ealing, London, transport, South Ealing station]
  • A. North Ealing station
    North Ealing station is a London Underground station in the Ealing area of west London, served by the Piccadilly line.
  • B. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • 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. Earl's Court tube station
    Earl's Court tube station is a major London Underground station in West London serving the District and Piccadilly lines and acting as a key interchange for passengers traveling through Kensington and beyond.
  • E. Tottenham Hale station
    Tottenham Hale station is a major transport hub in North London, served by both National Rail and London Underground services, providing key connections between central London, Stansted Airport, and surrounding areas.
  • 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: South Ealing station
Triple: [Ealing, London, transport, South Ealing station]
Generated description
South Ealing station is a London Underground station in the London Borough of Ealing, served by the Piccadilly line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: South Ealing station
Target entity description: South Ealing station is a London Underground station in the London Borough of Ealing, served by the Piccadilly line.
  • A. North Ealing station
    North Ealing station is a London Underground station in the Ealing area of west London, served by the Piccadilly line.
  • B. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • 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. Earl's Court tube station
    Earl's Court tube station is a major London Underground station in West London serving the District and Piccadilly lines and acting as a key interchange for passengers traveling through Kensington and beyond.
  • E. Tottenham Hale station
    Tottenham Hale station is a major transport hub in North London, served by both National Rail and London Underground services, providing key connections between central London, Stansted Airport, and surrounding areas.
  • 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_69ad8b1341848190bd19dbf46892887d completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad9958b1e48190a77f37bf63333c5b completed March 8, 2026, 3:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2033e50988190a99bca343923b099 completed March 12, 2026, 12:05 a.m.
NEDg Description generation batch_69b20482147c8190852110e01c0988f3 completed March 12, 2026, 12:10 a.m.
NED2 Entity disambiguation (via description) batch_69b205d86ab0819084a352c0b634a026 completed March 12, 2026, 12:16 a.m.
Created at: March 8, 2026, 2:58 p.m.