Triple

T12611310
Position Surface form Disambiguated ID Type / Status
Subject West Drayton E301128 entity
Predicate railwayStation P918 FINISHED
Object West Drayton railway station
West Drayton railway station is a suburban rail station in the London Borough of Hillingdon that serves the town of West Drayton with services on the Great Western Main Line and the Elizabeth line.
 E1001494 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: West Drayton railway station | Statement: [West Drayton, railwayStation, West Drayton railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: West Drayton railway station
Context triple: [West Drayton, railwayStation, West Drayton railway station]
  • A. North Ealing station
    North Ealing station is a London Underground station in the Ealing area of west London, served by the Piccadilly line.
  • B. South Ealing station
    South Ealing station is a London Underground station in the London Borough of Ealing, served by the Piccadilly line.
  • C. Northolt Park station
    Northolt Park station is a suburban railway station in the London Borough of Harrow served by Chiltern Railways services between central London and the Midlands.
  • D. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • E. Kentish Town railway station
    Kentish Town railway station is a National Rail station in north London serving Thameslink services and providing an interchange with the adjacent Kentish Town Underground station.
  • 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: West Drayton railway station
Triple: [West Drayton, railwayStation, West Drayton railway station]
Generated description
West Drayton railway station is a suburban rail station in the London Borough of Hillingdon that serves the town of West Drayton with services on the Great Western Main Line and the Elizabeth line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: West Drayton railway station
Target entity description: West Drayton railway station is a suburban rail station in the London Borough of Hillingdon that serves the town of West Drayton with services on the Great Western Main Line and the Elizabeth line.
  • A. North Ealing station
    North Ealing station is a London Underground station in the Ealing area of west London, served by the Piccadilly line.
  • B. South Ealing station
    South Ealing station is a London Underground station in the London Borough of Ealing, served by the Piccadilly line.
  • C. Northolt Park station
    Northolt Park station is a suburban railway station in the London Borough of Harrow served by Chiltern Railways services between central London and the Midlands.
  • D. Ealing Common station
    Ealing Common station is a London Underground station in West London serving the District and Piccadilly lines.
  • E. Kentish Town railway station
    Kentish Town railway station is a National Rail station in north London serving Thameslink services and providing an interchange with the adjacent Kentish Town Underground station.
  • 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_69d7bdea2ca881908f379526c13b1145 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d954ea1d748190a848e8a7873e2ea5 completed April 10, 2026, 7:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69f684daedc88190adc403f27a850b7a completed May 2, 2026, 11:12 p.m.
NEDg Description generation batch_69f685dac5cc8190b4bc2d81186c9266 completed May 2, 2026, 11:16 p.m.
NED2 Entity disambiguation (via description) batch_69f6869156048190b548ecd04561deb8 completed May 2, 2026, 11:19 p.m.
Created at: April 9, 2026, 5:11 p.m.