Triple

T4007108
Position Surface form Disambiguated ID Type / Status
Subject Boston Manor Park E89550 entity
Predicate near P350 FINISHED
Object Boston Manor Underground station
Boston Manor Underground station is a London Underground station in west London served by the Piccadilly line, providing access to the surrounding residential areas and nearby Boston Manor Park.
 E425468 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: Boston Manor Underground station | Statement: [Boston Manor Park, near, Boston Manor Underground station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Boston Manor Underground station
Context triple: [Boston Manor Park, near, Boston Manor Underground station]
  • A. North Greenwich Underground station
    North Greenwich Underground station is a London Underground station on the Jubilee line that serves the Greenwich Peninsula and provides primary access to The O2 Arena.
  • B. Green Park Underground station
    Green Park Underground station is a central London Tube station serving the Jubilee, Piccadilly, and Victoria lines, located near Green Park and Buckingham Palace.
  • C. Battersea Power Station Underground station
    Battersea Power Station Underground station is a London Underground station on the Northern line extension serving the redeveloped Battersea Power Station area in south-west London.
  • D. Mansion House Underground station
    Mansion House Underground station is a London Underground station in the City of London served by the District and Circle lines.
  • E. Euston Underground station
    Euston Underground station is a major London Underground interchange serving the Euston mainline railway station on the Northern and Victoria lines.
  • 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: Boston Manor Underground station
Triple: [Boston Manor Park, near, Boston Manor Underground station]
Generated description
Boston Manor Underground station is a London Underground station in west London served by the Piccadilly line, providing access to the surrounding residential areas and nearby Boston Manor Park.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Boston Manor Underground station
Target entity description: Boston Manor Underground station is a London Underground station in west London served by the Piccadilly line, providing access to the surrounding residential areas and nearby Boston Manor Park.
  • A. North Greenwich Underground station
    North Greenwich Underground station is a London Underground station on the Jubilee line that serves the Greenwich Peninsula and provides primary access to The O2 Arena.
  • B. Green Park Underground station
    Green Park Underground station is a central London Tube station serving the Jubilee, Piccadilly, and Victoria lines, located near Green Park and Buckingham Palace.
  • C. Battersea Power Station Underground station
    Battersea Power Station Underground station is a London Underground station on the Northern line extension serving the redeveloped Battersea Power Station area in south-west London.
  • D. Mansion House Underground station
    Mansion House Underground station is a London Underground station in the City of London served by the District and Circle lines.
  • E. Euston Underground station
    Euston Underground station is a major London Underground interchange serving the Euston mainline railway station on the Northern and Victoria lines.
  • 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_69aed9585e788190bec2d39deba3750f completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefa62d0e081909aaed2978a840734 completed March 9, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5b7516ca48190800e317de2fd8eca completed March 14, 2026, 7:30 p.m.
NEDg Description generation batch_69b5b7e7f48881908ebb773499aebd5e completed March 14, 2026, 7:32 p.m.
NED2 Entity disambiguation (via description) batch_69b5b881c80081909af084ff4b43b01e completed March 14, 2026, 7:35 p.m.
Created at: March 9, 2026, 3:34 p.m.