Triple

T13286570
Position Surface form Disambiguated ID Type / Status
Subject Richmond branch of the District line E316459 entity
Predicate hasStation P35 FINISHED
Object Stamford Brook station
Stamford Brook station is a London Underground station in west London served by the District line.
 E1067804 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: Stamford Brook station | Statement: [Richmond branch of the District line, hasStation, Stamford Brook station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Stamford Brook station
Context triple: [Richmond branch of the District line, hasStation, Stamford Brook station]
  • A. Gunnersbury station
    Gunnersbury station is a London Underground and London Overground station in west London serving the District line and the North London line.
  • B. Rayners Lane station
    Rayners Lane station is a London Underground station in the London Borough of Harrow, served by the Metropolitan and Piccadilly lines.
  • C. Stonebridge Park station
    Stonebridge Park station is a railway and London Underground station in north-west London served by the Bakerloo line and London Overground.
  • D. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • E. Beverley Road station
    Beverley Road station is a local New York City Subway stop in Brooklyn on the BMT Brighton Line, serving the surrounding residential neighborhoods including Prospect Park South.
  • 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: Stamford Brook station
Triple: [Richmond branch of the District line, hasStation, Stamford Brook station]
Generated description
Stamford Brook station is a London Underground station in west London served by the District line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Stamford Brook station
Target entity description: Stamford Brook station is a London Underground station in west London served by the District line.
  • A. Gunnersbury station
    Gunnersbury station is a London Underground and London Overground station in west London serving the District line and the North London line.
  • B. Rayners Lane station
    Rayners Lane station is a London Underground station in the London Borough of Harrow, served by the Metropolitan and Piccadilly lines.
  • C. Stonebridge Park station
    Stonebridge Park station is a railway and London Underground station in north-west London served by the Bakerloo line and London Overground.
  • D. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • E. Beverley Road station
    Beverley Road station is a local New York City Subway stop in Brooklyn on the BMT Brighton Line, serving the surrounding residential neighborhoods including Prospect Park South.
  • 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_69d806b349908190a9a61dd9323bf153 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d990759ebc8190a9487a59e37a69e2 completed April 11, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7c6f5c0d88190b51cd65f6b7f8e6d completed May 3, 2026, 10:06 p.m.
NEDg Description generation batch_69f7c83a3e04819097b6e0b5a3161b9a completed May 3, 2026, 10:12 p.m.
NED2 Entity disambiguation (via description) batch_69f7c976e96c8190b59f46d9b758e8e2 completed May 3, 2026, 10:17 p.m.
Created at: April 9, 2026, 9:27 p.m.