Triple

T5582747
Position Surface form Disambiguated ID Type / Status
Subject Pinner E146677 entity
Predicate hasRailwayStation P918 FINISHED
Object Pinner tube station
Pinner tube station is a London Underground station on the Metropolitan line serving the suburban area of Pinner in northwest London.
 E570224 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: Pinner tube station | Statement: [Pinner, hasRailwayStation, Pinner tube station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pinner tube station
Context triple: [Pinner, hasRailwayStation, Pinner tube station]
  • A. Colindale Underground station
    Colindale Underground station is a London Underground station on the Northern line serving the Colindale area in the London Borough of Barnet.
  • 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. 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.
  • D. Northfields tube station
    Northfields tube station is a London Underground station in west London on the Piccadilly line, serving the Northfields area between South Ealing and Boston Manor.
  • E. Osterley tube station
    Osterley tube station is a London Underground station on the Piccadilly line serving the Osterley area in west London.
  • 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: Pinner tube station
Triple: [Pinner, hasRailwayStation, Pinner tube station]
Generated description
Pinner tube station is a London Underground station on the Metropolitan line serving the suburban area of Pinner in northwest London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pinner tube station
Target entity description: Pinner tube station is a London Underground station on the Metropolitan line serving the suburban area of Pinner in northwest London.
  • A. Colindale Underground station
    Colindale Underground station is a London Underground station on the Northern line serving the Colindale area in the London Borough of Barnet.
  • 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. 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.
  • D. Northfields tube station
    Northfields tube station is a London Underground station in west London on the Piccadilly line, serving the Northfields area between South Ealing and Boston Manor.
  • E. Osterley tube station
    Osterley tube station is a London Underground station on the Piccadilly line serving the Osterley area in west London.
  • 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_69c0090287a08190b4098411effe970c completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c0208333f08190bf0049b6bdd280f5 completed March 22, 2026, 5:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69c1351fb4a88190bb12f3a5f8cd92ac completed March 23, 2026, 12:42 p.m.
NEDg Description generation batch_69c1369fb3648190874e7bbe4a6fd737 completed March 23, 2026, 12:48 p.m.
NED2 Entity disambiguation (via description) batch_69c136fad48881908b449b8b411c3fc8 completed March 23, 2026, 12:50 p.m.
Created at: March 22, 2026, 3:37 p.m.