Triple

T10345582
Position Surface form Disambiguated ID Type / Status
Subject Plumstead E243735 entity
Predicate hasRailwayStation P918 FINISHED
Object Plumstead railway station
Plumstead railway station is a suburban rail station in southeast London serving the Plumstead area on the North Kent Line.
 E857298 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: Plumstead railway station | Statement: [Plumstead, hasRailwayStation, Plumstead railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Plumstead railway station
Context triple: [Plumstead, hasRailwayStation, Plumstead railway station]
  • A. Banstead railway station
    Banstead railway station is a suburban rail stop in Surrey, England, serving the town of Banstead with services on the Epsom Downs line into London.
  • B. 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.
  • C. Barnehurst railway station
    Barnehurst railway station is a suburban rail station in the London Borough of Bexley, serving the Barnehurst area with commuter services into central London.
  • D. Queens Road station
    Queens Road station was the original name of what is now Queensway Underground station on the Central line of the London Underground.
  • E. Northumberland Park station
    Northumberland Park station is a railway station in North London that serves the Tottenham area and provides convenient access for fans traveling to Tottenham Hotspur Stadium.
  • 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: Plumstead railway station
Triple: [Plumstead, hasRailwayStation, Plumstead railway station]
Generated description
Plumstead railway station is a suburban rail station in southeast London serving the Plumstead area on the North Kent Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Plumstead railway station
Target entity description: Plumstead railway station is a suburban rail station in southeast London serving the Plumstead area on the North Kent Line.
  • A. Banstead railway station
    Banstead railway station is a suburban rail stop in Surrey, England, serving the town of Banstead with services on the Epsom Downs line into London.
  • B. 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.
  • C. Barnehurst railway station
    Barnehurst railway station is a suburban rail station in the London Borough of Bexley, serving the Barnehurst area with commuter services into central London.
  • D. Queens Road station
    Queens Road station was the original name of what is now Queensway Underground station on the Central line of the London Underground.
  • E. Northumberland Park station
    Northumberland Park station is a railway station in North London that serves the Tottenham area and provides convenient access for fans traveling to Tottenham Hotspur Stadium.
  • 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_69d381b22b8c8190aaed476be5f872a9 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e923e3d08190971073ce41ff860f completed April 7, 2026, 11:23 a.m.
NED1 Entity disambiguation (via context triple) batch_69d7507f708c8190b8cf684704a6e47d completed April 9, 2026, 7:08 a.m.
NEDg Description generation batch_69d751ab890c8190b1549619049dab91 completed April 9, 2026, 7:13 a.m.
NED2 Entity disambiguation (via description) batch_69d7619e97588190a1443f9438c6efc0 completed April 9, 2026, 8:21 a.m.
Created at: April 6, 2026, 11:56 a.m.