Triple

T4708678
Position Surface form Disambiguated ID Type / Status
Subject Fulham, London E104454 entity
Predicate hasUndergroundStation P918 FINISHED
Object Hammersmith tube station
Hammersmith tube station is a major London Underground interchange in west London, serving multiple lines and providing access to the Hammersmith area’s commercial and residential districts.
 E525738 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: Hammersmith tube station | Statement: [Fulham, London, hasUndergroundStation, Hammersmith tube station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hammersmith tube station
Context triple: [Fulham, London, hasUndergroundStation, Hammersmith tube station]
  • A. 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.
  • B. 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.
  • C. Knightsbridge tube station
    Knightsbridge tube station is a London Underground station in the Knightsbridge district of central London, serving the Piccadilly line near major landmarks such as Harrods and Hyde Park.
  • D. Barbican station
    Barbican station is a London Underground station in the City of London serving the Circle, Hammersmith & City, and Metropolitan lines near the Barbican Centre.
  • E. South Kensington tube station
    South Kensington tube station is a major London Underground station in central London serving the Circle, District, and Piccadilly lines, and providing access to several prominent museums and institutions.
  • 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: Hammersmith tube station
Triple: [Fulham, London, hasUndergroundStation, Hammersmith tube station]
Generated description
Hammersmith tube station is a major London Underground interchange in west London, serving multiple lines and providing access to the Hammersmith area’s commercial and residential districts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hammersmith tube station
Target entity description: Hammersmith tube station is a major London Underground interchange in west London, serving multiple lines and providing access to the Hammersmith area’s commercial and residential districts.
  • A. 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.
  • B. 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.
  • C. Knightsbridge tube station
    Knightsbridge tube station is a London Underground station in the Knightsbridge district of central London, serving the Piccadilly line near major landmarks such as Harrods and Hyde Park.
  • D. Barbican station
    Barbican station is a London Underground station in the City of London serving the Circle, Hammersmith & City, and Metropolitan lines near the Barbican Centre.
  • E. South Kensington tube station
    South Kensington tube station is a major London Underground station in central London serving the Circle, District, and Piccadilly lines, and providing access to several prominent museums and institutions.
  • 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_69bd43eac3c08190af7e4020c6c3704c completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd63ebf7e48190b545670ec114bd7e completed March 20, 2026, 3:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf9ad2f8e48190aac71e657a9e1197 completed March 22, 2026, 7:31 a.m.
NEDg Description generation batch_69bf9b9dbabc81908ef4d25455616f76 completed March 22, 2026, 7:34 a.m.
NED2 Entity disambiguation (via description) batch_69bf9c45029c8190b9588a436d9804af completed March 22, 2026, 7:37 a.m.
Created at: March 20, 2026, 1:17 p.m.