Triple

T6580853
Position Surface form Disambiguated ID Type / Status
Subject Epsom Downs line E157291 entity
Predicate terminus P388 FINISHED
Object Epsom Downs railway station E97989 NE FINISHED

How this triple was built (2 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: Epsom Downs railway station | Statement: [Epsom Downs line, terminus, Epsom Downs railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Epsom Downs railway station
Context triple: [Epsom Downs line, terminus, Epsom Downs railway station]
  • A. Epsom Downs railway station chosen
    Epsom Downs railway station is a suburban rail station in Surrey, England, serving the Epsom Downs area and providing access to the nearby Epsom Downs Racecourse.
  • B. Epsom railway station
    Epsom railway station is a commuter rail station in Epsom, Surrey, England, providing suburban and regional services into central London and surrounding areas.
  • C. Aldershot railway station
    Aldershot railway station is the main rail transport hub serving the town of Aldershot in Hampshire, England, providing regional and commuter services.
  • D. Ascot railway station
    Ascot railway station is a suburban railway station in Ascot, Berkshire, England, serving as a key stop on the line between London Waterloo and Reading, particularly busy during events at Ascot Racecourse.
  • E. Suffolk Downs station
    Suffolk Downs station is a Massachusetts Bay Transportation Authority (MBTA) Blue Line rapid transit stop located in East Boston, Massachusetts.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c6882b3a108190b3a9eb343ae4162c completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6ae90c1b081908f851bff1dd19855 completed March 27, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6d572c4708190844f4b1abee8ca86 completed March 27, 2026, 7:07 p.m.
Created at: March 27, 2026, 1:54 p.m.