Triple

T10100156
Position Surface form Disambiguated ID Type / Status
Subject Southfields E216178 entity
Predicate hasTransport P1298 FINISHED
Object Southfields tube station
Southfields tube station is a London Underground station on the District line in southwest London, best known for serving the nearby Wimbledon tennis championships.
 E881621 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: Southfields tube station | Statement: [Southfields, hasTransport, Southfields tube station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Southfields tube station
Context triple: [Southfields, hasTransport, Southfields tube station]
  • A. 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.
  • B. Redbridge tube station
    Redbridge tube station is a London Underground station on the Central line serving the Redbridge area in East London.
  • C. Parsons Green tube station
    Parsons Green tube station is a London Underground station on the District line serving the Parsons Green area in the London Borough of Hammersmith and Fulham.
  • D. 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.
  • E. Southgate tube station
    Southgate tube station is a Grade II* listed London Underground station on the Piccadilly line, noted for its distinctive 1930s modernist architecture and circular design.
  • 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: Southfields tube station
Triple: [Southfields, hasTransport, Southfields tube station]
Generated description
Southfields tube station is a London Underground station on the District line in southwest London, best known for serving the nearby Wimbledon tennis championships.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Southfields tube station
Target entity description: Southfields tube station is a London Underground station on the District line in southwest London, best known for serving the nearby Wimbledon tennis championships.
  • A. 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.
  • B. Redbridge tube station
    Redbridge tube station is a London Underground station on the Central line serving the Redbridge area in East London.
  • C. Parsons Green tube station
    Parsons Green tube station is a London Underground station on the District line serving the Parsons Green area in the London Borough of Hammersmith and Fulham.
  • D. 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.
  • E. Southgate tube station
    Southgate tube station is a Grade II* listed London Underground station on the Piccadilly line, noted for its distinctive 1930s modernist architecture and circular design.
  • 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_69ca83d039f08190b9d10363221c69fb completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cdd07d686481908d9bb91392954474 completed April 2, 2026, 2:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69dbb6cbdd30819087c3d980ab68c44e completed April 12, 2026, 3:14 p.m.
NEDg Description generation batch_69dbbb8b0e5c8190afa9aaa134bcebf2 completed April 12, 2026, 3:34 p.m.
NED2 Entity disambiguation (via description) batch_69dbbc3ce1008190a16d442a22d45967 completed April 12, 2026, 3:37 p.m.
Created at: March 30, 2026, 9:02 p.m.